What are the enchanting stones that represent December birthdays? You're in the right place if you're curious about your birthstone or searching for the perfect gift for a December birthday. December is graced with not one but three fascinating birthstones: turquoise, tanzanite, and zircon.
Beyond their shared hue of captivating blue, each stone has its tales, symbolism, and charm that have fascinated people for centuries. This article highlights the distinctive characteristics of these gemstones and provides guidance on selecting and caring for December birthstone jewelry. When selecting gemstone jewelry, it's crucial to consider both the aesthetic appeal and the care required to maintain its beauty.
Key Takeaways
December's birthstones, turquoise, tanzanite, and zircon, have unique qualities, healing properties, and histories. They reflect different shades of blue and embody the essence of winter.
Turquoise, tanzanite, and zircon are valued for their beauty, geographical origins, cultural significance, and protective properties, as described in ancient lore.
Proper care and handling are essential for maintaining the longevity of December birthstone jewelry; alternative lab-grown stones offer ethical and affordable options for consumers.
December Birthstones: A Brief Overview
December is a special month, not only because it marks the end of the year but also because it boasts not one, not two, but four birthstones: Blue Topaz, Blue Zircon, Tanzanite, and Turquoise. Each gemstone has unique characteristics, properties, and meanings, making them special in their own way.
The colours of December birthstones span impressive ranges, from the powdery blue and greenish hues of Turquoise to the deep, saturated blues and violets of Tanzanite, highlighting their diversity and appeal. Among these, the most prized and culturally significant shade of turquoise is known as robin's egg blue, a distinctive colour highly valued by collectors and often associated with historic mines in regions such as Iran.
The different colours of December birthstones play a significant role in gemstone identification, value, and attractiveness, as the variety of colours enhances their uniqueness and desirability.
Whether you’re drawn to the sky blue hues of Blue Topaz or the vibrant blue of Tanzanite, December’s birthstones offer a dazzling array of options for those born in this winter month.
The Allure of December's Birthstones

Immerse yourself in the captivating world of December’s birthstones. Turquoise, tanzanite, and zircon each possess unique characteristics, histories, and significances, contributing to their mystical allure. These beautiful colored stones, in varying shades of blue, reflect the striking hues of December’s birthstones, perfectly capturing the spirit of the winter season.
Gemstone enthusiasts particularly appreciate the unique characteristics of December birthstones. Historically, these stones were believed to possess special powers or hold symbolic meanings, which contributed to their enduring fascination.
Each stone has a story to tell, a story that is as timeless as the gemstones themselves. Whether in a birthstone ring, a necklace, or a pair of earrings, these gemstones always make a statement.
Turquoise: The Timeless Treasure

Turquoise, with its distinct robin’s egg blue colour, is one of the oldest gemstones. The robin’s egg blue shade is especially prized for its vivid, pure blue tone, historically valued by ancient cultures and often considered the most desirable form of turquoise. The term 'robin's egg blue' is commonly used to describe high-quality turquoise from Iran and the United States, and this hue is especially popular in jewelry and as a December birthstone. This particular colour, sometimes called “Persian blue,” is closely associated with high-quality turquoise from Iran and the southwestern United States, and is celebrated for its cultural significance as a distinctive gem colour, especially as a December birthstone. It played a significant role in the cultures of ancient civilizations, including Egypt, China, and Native Americans. Its timeless appeal is evident in its use in jewelry and ceremonial practices, where it symbolizes good fortune and protection. Intricately carved or fashioned into chunky pendants, turquoise is as versatile in design as it is rich in history. Additionally, turquoise is revered as a national treasure in Tibet and is believed to bring health and good fortune.
Formed deep within the earth, turquoise owes its unique colour and properties to the natural processes and minerals found in the earth’s crust.
Its colour, ranging from robin egg blue to greenish hues, is attributed to the presence of copper and, to a lesser extent, iron. The beauty of the turquoise birthstone, along with its protective and healing qualities, makes it a timeless treasure.
Tanzanite: The Rare Gemstone

Discovered in 1967 in the Merelani Hills of northern Tanzania, tanzanite is a relatively new addition to the gemstone world. Yet, its vibrant violet-blue colour and pleochroism, which causes it to display different colours when viewed from various angles, have propelled it to stardom in the gemstone world. Initially mistaken for sapphire, tanzanite was soon identified as a distinct variety of the mineral zoisite.
The American Gem Trade Association (AGTA) officially designated tanzanite as a December birthstone in 2002.
Tanzanite is not only a December birthstone but is also associated with the 24th wedding anniversary. Its rarity and unique geographical presence make it truly a gem among gems.
Blue Zircon: The Ancient Stone with Modern Appeal

Zircon, an ancient stone with a modern appeal, showcases its versatility with a rainbow of colours, including blue stones like blue zircon, often compared to London Blue, Swiss Blue topaz, and even colourless zircon. Colourless zircon, renowned for its exceptional brilliance and fire, has historically been mistaken for diamond due to its intense sparkle and flashes of multicoloured light. Especially popular in Victorian-era jewelry, colorless zircon was widely used as an affordable diamond substitute, prized for its clarity and brilliance. It holds historical significance and cultural associations that add to its aesthetic and symbolic appeal. Colourless topaz, through processes such as heat treatment and irradiation, is typically transformed into the popular blue topaz, as natural blue topaz is rare. Among these blue stones, Persian Blue and sky blue hues are highly sought after, as well as violet hues:
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Blue
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Brown
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Green
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Orange
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Yellow
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Clear
The gem’s fiery brilliance and rich colour palette have earned it a prominent place in jewelry designs since the Victorian era. The name ‘zircon’ itself echoes its vibrant persona, potentially derived from the Arabic ‘zarkun,’ meaning ‘cinnabar‘ or ‘vermilion,’ or the Persian ‘argue,’ meaning ‘gold coloured.’
Since the 1920s, zircon has been treated with heat to enhance its colour. It continues to captivate jewelry enthusiasts with its modern appeal and ancient charm.
Blue Topaz: The Overlooked December Alternative

While turquoise, tanzanite, and zircon often steal the spotlight as December birthstones, blue topaz is a dazzling alternative that deserves recognition. Known for its brilliant clarity and vibrant shades ranging from pale sky blue to deep London blue, blue topaz brings a fresh, modern twist to December’s gemstone lineup. Its cool, crisp hues evoke the clear winter sky, making it a fitting choice for those born in the final month of the year.
Blue topaz is especially popular in contemporary jewelry, thanks to its durability and affordability. With a Mohs hardness of 8, it’s more resistant to scratches than turquoise or tanzanite, making it ideal for rings, necklaces, and everyday wear. This gemstone is also celebrated for its versatility—whether set in sterling silver, white gold, or yellow gold, blue topaz jewelry always makes a statement.
Symbolically, blue topaz is associated with wisdom, communication, and calmness. It’s thought to inspire clarity of thought and emotional balance, making it a meaningful gift for anyone seeking serenity and insight. As one of the three December birthstones, blue topaz offers a beautiful alternative for those who want something a little different from the traditional robin’s egg blue of turquoise or the deep violet-blue of tanzanite.
If you’re searching for a December birthstone that combines beauty, practicality, and a touch of modern flair, blue topaz is a gemstone worth considering. Its radiant colour and accessible price point make it a cherished addition to any jewelry collection.
History and Meaning of December Birthstones
December birthstones have a rich history and meaning, with each stone having its unique characteristics and symbolism. The four birthstones for December are blue topaz, blue zircon, tanzanite, and turquoise. December birthstones are particularly popular in the gemstone market due to their vibrant colours and unique properties. Blue zircon, in particular, is believed to bring good luck and fortune. Historically, zircon was thought to promote wisdom and protect its wearer from evil spirits.
History of Turquoise
Turquoise has been a prized gemstone for thousands of years, with a history dating back to ancient civilizations, including those of the Egyptians, Persians, and Native Americans. This captivating stone was believed to possess mystical powers and was often used in jewelry and decorative objects. The name “turquoise” is derived from the French word “pierre tourques,” meaning “Turkish stone,” due to its association with the Turkish trade routes. Its vibrant blue-green colour and unique matrix patterns have symbolized protection and good fortune throughout history. The most highly valued turquoise throughout history has often been the 'robin's egg blue' shade, especially from regions like Iran, due to its cultural and historical significance.
History of Tanzanite
Tanzanite, on the other hand, has a relatively recent history. Discovered in 1967 in the Merelani Hills of Tanzania, it was initially mistaken for a sapphire. However, it was later identified as a variation of the mineral zoisite. Tanzanite quickly gained popularity due to its vibrant blue-violet colour and rarity. Tiffany & Co. played a significant role in introducing tanzanite to the market in 1968, and it has since become a highly sought-after gemstone due to its unique beauty and exclusivity.
Meaning of December Birthstones
Each December birthstone has its unique meaning and symbolism. Blue topaz is associated with honesty, abundance, and forgiveness, making it a meaningful gift for those who seek to cultivate these qualities. Blue zircon is believed to bring good luck and fortune, adding a touch of serendipity to any jewelry piece.
Tanzanite promotes compassion and tranquillity, making it a perfect stone for those seeking inner peace. With its rich history, turquoise is associated with luck, good fortune, and friendship, making it a timeless and cherished gemstone. These meanings and symbolism make December birthstones a popular choice for jewelry and gifts, adding depth and significance to their beauty.
Physical Properties of December Birthstones
December birthstones have distinct physical properties, including their hardness measured on the Mohs scale, that set them apart from other gemstones.
Properties of Turquoise
Turquoise is a relatively soft gemstone with a Mohs hardness rating of 5-6. Its bold green-blue colour, often with brown or black matrix patterns, makes it easily recognizable. However, turquoise is a porous stone, making it prone to staining and discoloration. It is often treated with plastic lubricants and dyes to enhance its appearance and durability. Despite its softness, turquoise remains a popular choice for jewelry due to its unique colour and historical significance.
Chemical Composition
The chemical composition of December's birthstones is as diverse as its colours. Blue Topaz, a silicate mineral, is composed of aluminum and fluorine, giving it its striking blue shades. Blue Zircon, conversely, is a zirconium silicate mineral known for its brilliant sparkle and range of blue tones. Tanzanite, a variety of zoisite, is a calcium-aluminum silicate that captivates with its violet hues. Lastly, Turquoise, a copper aluminum phosphate mineral, is renowned for its robin's egg blue to greenish-blue colours. These distinct compositions contribute to the unique properties and visual appeal of each gemstone.
Hardness and Durability
When it comes to hardness and durability, December's birthstones exhibit significant variations. Blue Topaz, with a hardness of 8 on the Mohs scale, is relatively durable and suitable for everyday wear. Blue Zircon, with a hardness rating of 6.5 to 7.5, offers good durability but requires some care to prevent scratches. Tanzanite, with a hardness of 6 to 7, is slightly softer and should be worn cautiously to prevent damage. Turquoise, the smoothest of the four with a hardness of 5 to 6, requires the most care and handling to maintain its beauty. Understanding the hardness and durability of these gemstones can help you choose the right one for your lifestyle and jewelry preferences.
Zircon and Turquoise Similarities: What Connects These Ancient Gems?
At first glance, zircon and turquoise may seem worlds apart—one known for its dazzling brilliance, the other for its tranquil blue-green hues. Yet, these two ancient birthstones share a surprising number of connections that have made them cherished throughout history.
Both zircon and turquoise have been valued for centuries, not only for their beauty but also for their symbolic power. In ancient cultures, these gems were believed to offer protection to their wearers. Turquoise was often set into amulets and talismans, thought to guard against harm and bring good fortune. At the same time, zircon was prized in the Middle Ages for its supposed ability to ward off evil spirits and promote restful sleep.
Their enduring appeal is also rooted in their roles as birthstones, connecting generations through the tradition of gifting and wearing meaningful gems. Both stones have been used in jewelry and ceremonial objects across the world, from the ancient Egyptians and Persians to Native American cultures and medieval Europe.
Geologically, both zircon and turquoise are products of the Earth’s dynamic processes, formed over millions of years and mined from regions rich in history and lore. Their unique colours—turquoise’s robin’s egg blue and zircon’s vibrant blue or colourless brilliance—have made them symbols of the sky and water, elements often associated with life, renewal, and protection.
Ultimately, what connects zircon and turquoise is their shared legacy as ancient gems that have brought beauty, security, and meaning to people across centuries. Whether worn for their protective qualities or simply admired for their natural splendour, these December birthstones continue to inspire and connect us to the rich tapestry of human history.
Comparing December Birthstones: Turquoise vs. Tanzanite
Choosing between turquoise and tanzanite as your December birthstone can be a delightful challenge, as each gem offers its unique appeal. Turquoise, with its iconic robin’s egg blue and earthy matrix patterns, has been cherished for centuries as a symbol of protection, good fortune, and connection to the earth. Its opaque, soothing colour palette is perfect for those who appreciate natural beauty and a sense of history in their jewelry.
Tanzanite, on the other hand, is a relative newcomer to the world of gemstones but has quickly become a favorite for its mesmerizing deep blue and violet hues. This rare variety of the mineral zoisite is found only in Tanzania, making it one of the world’s most exclusive gems. Tanzanite’s pleochroism—its ability to display different colours from different angles—adds to its allure, making each stone truly unique.
When it comes to jewelry, turquoise is often set in bold, bohemian designs or paired with silver for a classic Southwestern look. It’s ideal for those who love statement pieces and a connection to ancient traditions. Tanzanite, with its sparkling clarity and rich colour, is frequently featured in elegant rings, necklaces, and earrings, often set in white gold or platinum to highlight its brilliance.
Ultimately, the choice between turquoise and tanzanite comes down to personal style and the qualities you value most. Turquoise offers a timeless, earthy charm and a legacy of symbolizing protection, while tanzanite captivates with its rarity, depth, and modern elegance. Both are stunning representatives of December’s birthstone tradition, ensuring that whatever you choose, your jewelry will be both meaningful and beautiful.
Birthstone Variations: Shades and Types of December Gems
December birthstones are celebrated for their remarkable variety, offering a spectrum of shades and types that cater to every style and preference. Tanzanite, one of the most coveted December birthstones, is renowned for its deep blue to violet hues. The most valuable tanzanite gems display a rich, saturated blue—sometimes with flashes of purple—making them a favorite among those who appreciate bold, dramatic colours in their jewelry. Lighter tanzanite stones, with their delicate lavender tones, are also cherished for their subtle beauty and unique appeal.
Turquoise, another iconic December birthstone, is instantly recognizable for its range of blue shades. From powdery sky blue to the highly prized greenish robin’s egg blue, turquoise’s colour is influenced by the minerals present during its formation. The most sought-after turquoise stones are those with a pure, vibrant blue and minimal veining, but many collectors and jewelry lovers are drawn to the earthy matrix patterns that make each stone one-of-a-kind.
Zircon, often chosen as a more affordable alternative to sapphire, dazzles with its array of colours. While blue zircon is especially popular for December, this gemstone can also be found in shades of gold, green, and even colourless varieties that rival the brilliance of diamonds. Colourless zircon, in particular, is a brilliant, fire-rich gemstone that was historically mistaken for diamond due to its exceptional sparkle and flashes of multicoloured light, especially in Victorian-era jewelry. The vivid blue zircon, with its intense sparkle and fire, is a standout choice for those who love gemstones with a touch of drama.
The diversity in shades and types among December birthstones reflects their fascinating geological history and the unique conditions of the regions where they are mined. Whether you’re drawn to the deep blues of tanzanite and zircon or the distinctive blue-green of turquoise, there’s a December birthstone to suit every taste and budget. Understanding these variations not only helps you choose the perfect gem for personal wear or gifting, but also deepens your appreciation for the natural artistry found in the world’s most cherished gemstones.
Origins and Locations of December's Birthstones

Knowing the origins and locations of these December birthstones can add an extra layer of appreciation when wearing or gifting them. Turquoise, tanzanite, and zircon have distinct geographical origins, each contributing to their unique allure. These gemstones are treasures formed deep within the earth, shaped by geological processes over millions of years before being mined from the earth's crust. Trace the fascinating journey of these gemstones from their natural habitats and geological settings to become the sparkling pieces of jewelry we admire.
Turquoise Formation and Mining
Formed as a secondary mineral during the weathering and oxidation of pre-existing minerals, turquoise has found its major producers in China and the United States. The mining process is labour-intensive, with deposits typically located in arid regions surrounding copper sulphide deposits. Turquoise forms in these regions due to the presence of copper deposits, which play a crucial role in its formation. While Native American Indians originally found turquoise in the Southwestern areas, the demand for this beautiful stone led to the opening of additional mines. Sourcing for turquoise is also prominent in Iran, the United States, and China. Turquoise from Iran and certain mines in the southwestern United States is especially valued for its robin's egg blue colour, which is considered the most desirable shade by collectors and jewelry enthusiasts.
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Arizona
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Nevada
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New Mexico
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Colorado
Today, however, most of these mines are closed, leaving China as the world’s largest producer of turquoise.
Tanzanite's Unique Geographical Presence
Tanzanite's exclusivity lies not only in its striking violet-blue colour but also in its geographical origin - it is found only in Tanzania. The mining area for tanzanite is restricted to approximately eight square miles, further exemplifying the stone's scarcity. The mining process is complex and time-consuming, with gemstones now mined in tunnels approximately 1,000 meters beneath the surface.
The very specificity of its geographical presence enhances the allure of tanzanite, making it a gemstone that is both rare and beautiful.
Zircon's Global Distribution

Unlike tanzanite, zircon has a wider global distribution, with notable deposits in countries including:
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Australia
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Brazil
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Sri Lanka
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Madagascar
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South Africa
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Norway
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India
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United States
Zircon naturally occurs in various geological settings, showcasing its robust geological presence. From the granitic rocks of Norway to the blue and green zircon gemstones of Sri Lanka, the global spread of zircon adds to its charm and appeal.
Birthstone Emotional Significance: The Feelings Behind December Stones
The emotional resonance of December birthstones goes far beyond their captivating colours and storied histories. Each gem carries its unique energy and symbolism, making them powerful tokens of emotion and intention.
Tanzanite is often associated with transformation and spiritual growth. Its deep blue and violet shades are thought to inspire wisdom, intuition, and a sense of calm, making it a meaningful choice for those seeking clarity and inner peace. Wearing tanzanite can symbolize a new beginning or a journey toward greater self-awareness.
Turquoise, with its soothing robin’s egg blue, has long been cherished as a stone of protection and good fortune. It is believed to foster a sense of security, connection, and friendship, making it a heartfelt gift for loved ones. Many cultures have worn turquoise as a talisman to ward off negative energy and attract positive vibes, reinforcing its reputation as a stone that brings comfort and joy.
Zircon, especially in its brilliant blue form, is linked to prosperity, wisdom, and emotional balance. It is said to help clear the mind, promote restful sleep, and encourage a sense of stability. For those who value tradition and the pursuit of knowledge, zircon serves as a reminder of the enduring power of wisdom and the importance of grounding oneself in life’s journey.
Whether you wear December birthstones for their beauty or their deeper meaning, these gems offer a tangible connection to feelings of protection, good fortune, and emotional well-being. Gifting or wearing a December birthstone is a way to celebrate not just a special month, but the enduring emotions and connections that make life truly precious.
Birthstone Spiritual Significance: Mystical Powers and Beliefs
The allure of December birthstones extends beyond their physical beauty, reaching into the realm of the mystical and spiritual. For centuries, people have believed that these gems possess special powers, offering protection, wisdom, and a deeper connection to the universe.
Turquoise, one of the most ancient and revered of the three December birthstones, is often seen as a stone of spiritual protection. Many cultures have believed that turquoise can ward off negative energy, shield the wearer from harm, and attract good fortune. Its calming blue colour is thought to promote inner peace, balance, and a sense of security, making it a favorite for those seeking spiritual grounding and emotional healing.
Tanzanite, with its deep blue and violet hues, is associated with higher consciousness and spiritual growth. Healers and crystal enthusiasts often use tanzanite to enhance intuition, encourage transformation, and open the mind to new possibilities. It is said to help align the heart and mind, fostering compassion, wisdom, and a sense of purpose—qualities that resonate deeply with those born in December.
Zircon, known for its radiant brilliance, has long been linked to the pursuit of wisdom and enlightenment. In spiritual traditions, zircon is believed to clear the mind, promote restful sleep, and protect against negative influences. As one of the nine gems in Hindu astrology, zircon is thought to balance energies, attract prosperity, and support the wearer’s journey toward self-discovery and fulfillment.
Whether you are drawn to the mystical powers of these December birthstones for their ability to offer protection, inspire wisdom, or bring good fortune, their spiritual significance adds a profound layer of meaning to every piece of jewelry. Wearing or gifting these gems is not just a celebration of a special month—it’s an invitation to embrace the ancient beliefs and positive energies that have surrounded these cherished stones for centuries.
Symbolism and Lore Surrounding December's Birthstones
The mystique of December's birthstones extends beyond their physical beauty, journeying into symbolism and lore. Turquoise, the traditional birthstone for December, tanzanite, and zircon are not just stones; they carry ancient beliefs and symbolic meanings, imbued with protective and spiritual properties.
It's time to unravel these fascinating narratives.
Turquoise: Protection and Good Fortune

Turquoise has been cherished for thousands of years for its protective powers. Believed to guard against injuries from falls, particularly those caused by horses, and regarded as an effective treatment for various ailments, turquoise was a talisman of protection in many ancient cultures.
Beyond its protective qualities, it has also been revered as a stone of good fortune. Its distinctive colour, reminiscent of a robin's egg blue sky, inspired mystical associations, making turquoise a symbol of hope and a talisman against evil. In this context, a turquoise ring is a powerful and positive symbol for the wearer.
Tanzanite Birthstone: Intuition and Spiritual Growth

Tanzanite is not just a gemstone; it's a tool for spiritual exploration and growth. Believed to unite the mind and heart, tanzanite promotes living from a compassionate heart with an illumined mind. Its pleochroistic nature, showing different colours from different angles, symbolizes the multiple dimensions of our perception and enriches our spiritual insight.
Zircon: Wisdom and Prosperity

Zircon, not to be confused with its imitation cubic zirconia, was a revered stone in the Middle Ages. It was believed to possess grounding properties, protect travellers, and induce sound sleep. It was also considered a remedy for relieving pain and a talisman against evil spirits.
Beyond its protective qualities, zircon was considered a ‘Stone of Virtue' that helped individuals feel more physically, emotionally, and spiritually balanced.
Birthstone Cultural Significance: December Stones Around the World
December birthstones are more than just dazzling gems—they are woven into the cultural fabric of societies across the globe. The three December birthstones—turquoise, tanzanite, and zircon—each carry a legacy of meaning, cherished for centuries as symbols of protection, wisdom, and good fortune.
Turquoise, with its iconic blue hue, has been revered in many cultures for thousands of years. In ancient Persia and Egypt, turquoise was worn as a talisman, believed to guard against misfortune and bring prosperity. Among Native American tribes, turquoise is considered a sacred stone, symbolizing a connection to the sky and earth, and is often used in ceremonial jewelry to invoke protection and healing. In Tibet, turquoise is a national treasure, thought to bring health, happiness, and security, and is frequently passed down through generations as a cherished heirloom.
Tanzanite, though a more recent discovery, has quickly become a symbol of December’s unique spirit. Its mesmerizing blue-violet shades are celebrated in modern jewelry, and in Tanzania—its only source—tanzanite is regarded as a stone of transformation and new beginnings. Its association with December has made it a popular gift for marking milestones and celebrating life’s transitions.
Zircon, with its brilliant spectrum of colours, holds a special place in the cultural and spiritual traditions of South Asia. In Hinduism, zircon is one of the revered nine gems, or Navaratna, believed to offer protection, attract wealth, and promote good health. Throughout history, zircon has been set into royal jewelry and amulets, valued for its ability to bring wisdom and security to its wearer.
Across continents and centuries, December birthstones have been more than just beautiful adornments—they are powerful symbols, connecting people to their heritage, their beliefs, and the enduring quest for protection, wisdom, and good fortune. Whether worn for their cultural significance or simply for their captivating blue beauty, these gems continue to be cherished around the world.
Birthstone Education: Fun Facts and How to Identify December Gems
Exploring December birthstones is not just about admiring their beauty—it’s also about discovering the fascinating stories and science behind these gems. Here are some fun facts and practical tips to help you identify genuine tanzanite, turquoise, and zircon:
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Tanzanite is unique to a single location on earth: the Merelani Hills of Tanzania. Its striking blue-violet colour is due to trace amounts of vanadium in the mineral zoisite. To identify real tanzanite, look for its pleochroism—the ability to show different colours (blue, violet, and sometimes burgundy) when viewed from various angles. Authentic tanzanite will also have a glassy lustre and is usually transparent to translucent.
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Turquoise has been mined and worn for thousands of years, making it one of the world’s oldest gemstones. Genuine turquoise is opaque, with colours ranging from sky blue to greenish-blue, often featuring a web-like matrix. To distinguish real turquoise from imitations, check for its cool, waxy feel and natural colour variations. Many imitations are dyed or stabilized, so always ask for verification or certification when purchasing.
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Zircon is one of the oldest minerals on Earth, with some crystals dating back over 4 billion years. Blue zircon is prized for its brilliance and fire, which can rival that of a diamond. To identify zircon, look for its high refractive index, which gives it a sparkling appearance, and its double refraction. In this unique optical effect, you can see a doubled image of the stone’s facets when viewed closely.
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Did you know? Colourless zircon, sometimes called “Matura diamond,” was once a popular diamond substitute before the advent of synthetic stones like cubic zirconia.
When shopping for December birthstones, always buy from reputable sources and request documentation or certification. Learning to recognize the unique features of each gem will help you make informed choices and enjoy your birthstone jewelry with confidence.
December Birthstone Jewelry Styles and Trends
The allure of December's birthstone is not just in its beauty or symbolism but in how it is transformed into stunning jewelry pieces. The blue topaz birthstone is particularly popular in jewelry designs. Turquoise, tanzanite, and zircon, the birthstones of December, are incorporated into various jewelry styles and trends, ranging from statement pieces to minimalist designs.
Let's examine these jewelry trends.
Turquoise Jewelry Designs

Turquoise jewelry designs are as versatile as the gemstone itself. Whether it's bold statement rings, edgy earcuffs adorned with turquoise stones, or boho-chic necklaces featuring turquoise beads, there's a design to suit every style.
Small, discreet turquoise stones featured in minimalist designs cater to those who appreciate subtle elegance. In contrast, layered necklaces with various Turkish stone shapes and sizes offer a more personalized style option.
Tanzanite Jewelry Trends
Tanzanite's vivid colour and high clarity have made it a popular choice in jewelry designs. Investment-grade pieces, known for their fine colour, clarity, and exceptional cutting, are particularly sought after.
Tanzanite's stable price per carat across different sizes makes it an exceptional choice for those looking to invest in larger gemstones without incurring exponential cost increases.
Zircon Jewelry Styles
Zircon jewelry offers an array of styles for the discerning jewelry enthusiast. From statement pieces and cocktail designs to engagement rings, zircon caters to a wide range of styles. Its compatibility with various metal settings, including gold, platinum, and silver, makes it even more appealing.
Whether you prefer lavish and intricate designs or understated elegance, zircon has a style to suit your taste.
December Birthstone Gift Ideas
When searching for the perfect gift for someone born in December, you’re spoiled for choice with the three December birthstones: tanzanite, turquoise, and zircon. Each of these cherished gemstones offers a stunning spectrum of blue shades, from the deep, mesmerizing blue of tanzanite to the iconic robin’s egg blue of turquoise, and the vibrant brilliance of blue zircon. Whether you’re considering a classic blue topaz ring, a turquoise necklace, or a sparkling zircon pendant, December birthstone jewelry is a meaningful way to celebrate a loved one’s special month.
Jewelry featuring these gemstones is more than just beautiful—it’s rich with symbolism. Turquoise has long been associated with protection and good fortune, making it a thoughtful choice for someone you wish to keep safe and happy. Tanzanite, a rare variety of the mineral zoisite, is admired for its deep blue-violet hues and is said to represent transformation and spiritual growth. Zircon, with its dazzling brilliance and range of colours, is not only a symbol of wisdom and prosperity but also a wonderful alternative to sapphire or even diamond, especially in its colourless form.
For those who appreciate tradition, colourless zircon is especially compelling as a substitute for diamonds due to its exceptional brilliance and fire. Its appeal lies not only in its affordability and the lore and history of one of the nine gems revered for centuries, but also in its ability to capture the aesthetic and symbolic qualities often associated with diamonds. If you’re looking for something truly unique, consider a piece that features zircon as part of a multi-gem design, connecting the recipient to a world of ancient wisdom and good fortune.
When shopping for December birthstone jewelry, especially online, it’s important to verify the authenticity of the gemstone and ensure the security of your purchase. Look for reputable sellers who provide clear information about the stone’s origin and quality, and always complete the required action—such as a CAPTCHA or security check—before proceeding with your purchase to protect your transaction and personal information. A secure connection and careful review of the jewelry’s details will give you peace of mind as you proceed with your purchase.
As you choose the perfect December birthstone gift, consider the variety of shades and styles available. Tanzanite’s rich blue colour makes it a standout for those who love bold, statement pieces, while turquoise’s range from sky blue to green offers a more subtle, earthy look. Zircon’s deep blue brilliance is ideal for those who appreciate sparkle and elegance, and its affordability makes it a popular choice for any budget.
Ultimately, the best December birthstone gift is one that reflects the recipient’s personality and your thoughtful connection. With so many beautiful options to learn about and choose from, you’re sure to find a piece of jewelry that will be cherished for years to come, symbolizing protection, wisdom, and the enduring beauty of December’s most enchanting gems.
Caring for Your December Birthstone Jewelry
Caring for your December birthstone jewelry is crucial to maintaining its longevity and brilliance. Each gemstone—turquoise, tanzanite, and zircon—requires specific care techniques to ensure it retains its allure over time. Avoid using ultrasonic cleaners as they can damage these delicate gemstones.
Dive into the care techniques for these gemstones.
Turquoise Care and Maintenance

Being a relatively soft gemstone, turquoise requires careful handling and care. It should be cleaned with warm, soapy water, avoiding extremes of heat and harsh cleaning methods such as steam or ultrasonic cleaners. To prevent damage, it is advisable to remove turquoise jewelry before using cosmetics.
Proper storage is equally important. Turquoise pieces should be stored separately, wrapped in a soft cloth, or placed in a fabric-lined box to prevent scratches from harder gemstones.
Tanzanite Cleaning and Precautions
Tanzanite requires gentle cleaning using a soft cloth and mild soap solution, followed by thorough rinsing with water to remove any soap residue. Ultrasonic cleaners should be avoided, as they can damage the gemstone due to its relative softness. Protecting tanzanite from sudden temperature changes and harsh chemicals is essential to prevent damage or colour alterations.
When not worn, tanzanite jewelry should be stored separately from other jewelry in a soft cloth or a padded container.
Zircon Preservation Techniques
Regular cleaning is essential to maintaining the brilliance and sparkle of zircon jewelry. Here are some tips for cleaning your zircon jewelry:
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Use a soft brush and mild soap in warm water to clean your zircon jewelry.
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Avoid using ultrasonic and steam cleaners, as they can cause damage to the stone.
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Do not expose your zircon jewelry to harsh chemicals and cleaning agents, which can dull its lustre.
By following these cleaning tips, you can keep your zircon jewelry looking beautiful for years to come.
To prevent scratching, zircon jewelry should be stored separately from other jewelry, particularly away from harder gemstones.
Lab-Grown Alternatives: Ethical and Affordable Options
In today's era of ethical consciousness, lab-grown alternatives to natural gemstones offer an affordable and environmentally friendly option. Discover the world of lab-created turquoise, synthetic tanzanite imitations, and lab-created zircon.
Lab-Grown Turquoise
Lab-grown turquoise offers an environmentally friendly alternative to natural turquoise. Produced in a controlled environment replicating the natural formation process, lab-grown turquoise has the same chemical structure as its natural counterpart. It is used in jewelry and decorative items like ornaments, sculptures, and wall fittings, extending its appeal beyond the realm of jewelry.
Synthetic Tanzanite Imitations
While synthetic tanzanite imitations do not fully replicate the naturally occurring gemstone's specific chemical and physical properties, they effectively mimic its appearance. High-quality synthetic tanzanite can be very convincing, making it visually indistinguishable from authentic tanzanite without expert analysis. These synthetic imitations are created through various processes, including hydrothermal, flux-growth, and Verneuil methods.
Lab-Created Zircon
Lab-created zircon is more affordable and ethical than its natural counterpart. Lab-created zircon offers higher purity and quality due to fewer defects and less evidence of stress within its crystal structure. It is a brilliant choice for those who are conscious of both budget and the environment.
Environmental Impact of December Birthstone Mining
The journey of December birthstones from the earth to your jewelry box is not without environmental consequences. The mining of tanzanite, turquoise, and zircon—each cherished for its unique beauty—can have significant impacts on the natural world. In Tanzania, where tanzanite is exclusively mined, the extraction process has contributed to deforestation and the destruction of local habitats, threatening biodiversity and altering delicate ecosystems. The use of heavy machinery and chemicals in mining operations can contaminate water sources, affecting both wildlife and nearby communities.
Turquoise, another iconic December birthstone, is primarily mined in the United States. Here, mining activities have been linked to soil erosion and water pollution, as the removal of earth and rock can destabilize landscapes and introduce pollutants into streams and rivers. Zircon mining, particularly in Australia and Sri Lanka, also raises concerns about environmental degradation, including the loss of native vegetation and disruption of local ecosystems.
Recognizing these challenges, many mining companies are now adopting more sustainable practices. Efforts such as land reclamation, habitat restoration, and responsible water management are helping to reduce the environmental footprint of birthstone mining. As a consumer, you can make a positive impact by choosing December birthstones that are certified as sustainably sourced and by supporting jewellers who prioritize environmental responsibility. By making informed choices, you help ensure that the beauty of tanzanite, turquoise, and zircon does not come at the expense of the earth.
Social Impact of December Birthstone Mining
Beyond their natural beauty, December birthstones like tanzanite also carry a social story—one that affects the lives of people in mining communities. In Tanzania, the world’s only source of tanzanite, mining has become a major industry, providing jobs and economic opportunities. However, this industry has also been linked to serious social challenges. Reports of child labour, unsafe working conditions, and the displacement of local communities have raised concerns about the human cost of bringing these precious gems to market.
The demand for December birthstones can sometimes put pressure on vulnerable populations, leading to exploitation and a lack of fair wages or adequate safety measures. In some cases, entire communities have been relocated to make way for mining operations, disrupting traditional ways of life and creating long-term social challenges.
As awareness grows, there is increasing emphasis on ethical sourcing and fair trade practices within the gemstone industry. Consumers can play a vital role by seeking out December birthstones that are ethically sourced and by supporting companies that are committed to improving working conditions and supporting local communities in Tanzania and other mining regions. By choosing responsibly, you help ensure that the beauty of your birthstone is matched by a positive impact on the people who bring it to life.
Birthstone Certification and Authentication
When purchasing December birthstones, ensuring authenticity and ethical sourcing is essential for both peace of mind and long-term value. Certification and authentication provide assurance that your tanzanite, turquoise, or zircon is genuine, responsibly mined, and accurately represented. Reputable jewellers will offer certificates from recognized gemological laboratories, such as the Gemological Institute of America (GIA) or the American Gem Trade Association (AGTA), which detail the gemstone’s origin, quality, and any treatments it may have undergone.
Before completing your purchase, take time to review the certification documents and verify the credentials of the seller. Look for clear information about the stone’s provenance and any ethical or sustainability certifications. Online shoppers should ensure a secure connection and follow all recommended steps for transaction security, such as the “verification successful waiting” process, to protect both their investment and personal information.
By prioritizing certified and authenticated December birthstones, you not only safeguard your purchase but also support transparency and ethical practices within the gemstone industry. Whether you’re drawn to the deep blue of tanzanite, the iconic hue of turquoise, or the brilliance of zircon, choosing certified gems ensures your jewelry is as genuine and meaningful as the connection it represents.
Birthstone Investment: Value and Collectibility
For those interested in gemstones as more than just beautiful adornments, December birthstones offer intriguing opportunities for investment and collecting. The value and collectibility of turquoise, tanzanite, zircon, and blue topaz are influenced by factors such as rarity, colour, clarity, origin, and historical significance.
Tanzanite stands out as a particularly promising investment due to its limited geographic origin, mined only in a small area of Tanzania. Its scarcity, combined with growing global demand, has led to steady appreciation in value, especially for stones with deep, saturated blue-violet hues and excellent clarity. Collectors often seek out larger, high-quality tanzanite gems as long-term investments.
Turquoise, especially specimens with a pure robin’s egg blue colour and minimal matrix, is highly prized by collectors. Stones from historic mines in the United States or Iran can command premium prices, particularly if they are untreated and have a documented provenance. Vintage turquoise jewelry, especially pieces with cultural or historical significance, is also sought after in the collector’s market.
Zircon, while more abundant than tanzanite, can be valuable in its finest blue and colourless forms. Colourless zircon, sometimes called “Matura diamond,” is appreciated for its brilliance and is a favorite among those seeking diamond alternatives. Blue zircon with vivid colour and good clarity is also collectible, especially when accompanied by certification.
Blue topaz, though widely available and generally more affordable, can still be a worthwhile addition to a gemstone collection, particularly in rare, natural blue hues or unique cuts. Its durability and popularity ensure it remains a staple in the jewelry market.
When considering December birthstones for investment, always prioritize certified stones with clear documentation of origin and quality. Rarity, colour intensity, and historical context can all enhance a gemstone’s long-term value, making these birthstones not just beautiful but potentially rewarding assets.
Birthstone Collecting: Tips for Enthusiasts
Building a collection of birthstones—whether focused on December’s gems or spanning the entire calendar—can be a deeply rewarding hobby. For enthusiasts, the world of gemstones offers endless variety, from the three December birthstones to the three June birthstones, two November birthstones, and beyond. Here are some tips to help you start or expand your collection with confidence and joy:
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Educate Yourself: Learn about the unique properties, history, and symbolism of each birthstone. Understanding the differences between turquoise, tanzanite, zircon, blue topaz, and other gems like citrine, peridot, alexandrite, and opal will help you make informed choices.
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Prioritize Authenticity: Always buy from reputable dealers who provide certification and clear information about the gemstone’s origin, treatments, and ethical sourcing. Look for verification processes and secure connections when shopping online—completing steps like “verification successful waiting” ensures your purchase is protected.
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Diversify Your Collection: Consider collecting not just the main December birthstones, but also alternative or historical stones, such as lapis lazuli or colourless zircon. Expanding to other months—like the two November birthstones (topaz and citrine) or the three June birthstones (pearl, alexandrite, and moonstone)—can add depth and interest to your collection.
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Proper Storage and Care: Store each gemstone separately in soft pouches or lined boxes to prevent scratches and damage. Follow specific care instructions for each stone, as some, like turquoise and tanzanite, are more delicate than others.
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Document and Display: Keep records of your gemstones’ certifications, purchase details, and any historical information. Display your collection in a way that protects the stones from light and dust, but allows you to enjoy their beauty.
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Connect with the Community: Join gemstone clubs, online forums, or local collector groups to share knowledge, trade stones, and stay updated on trends and discoveries in the world of gems.
Whether you’re drawn to the deep blue of tanzanite, the earthy charm of turquoise, or the sparkling brilliance of zircon, collecting birthstones is a journey of learning, appreciation, and connection to the earth’s most cherished treasures. With each new addition, you’ll deepen your understanding of the world of gems and the stories they carry through centuries.
Conclusion
In conclusion, December's birthstones are a unique and special group of gemstones, each with its own characteristics, properties, and meanings. Whether you're drawn to the vibrant blue of Blue Topaz, the brilliant sparkle of Blue Zircon, the rare beauty of Tanzanite, or the timeless appeal of Turquoise, there's a December birthstone that's perfect for you. With their rich histories and captivating colours, these gemstones are sure to make a statement and bring joy to anyone who wears them. So, whether you're celebrating a December birthday or simply looking for a meaningful gift, consider the enchanting allure of December's birthstones.
Frequently Asked Questions
What is the best December birthstone?
The best December birthstones are blue zircon, blue topaz, tanzanite, lapis lazuli, and turquoise. Blue zircon, blue topaz, and tanzanite are modern choices, while lapis lazuli and turquoise are traditional options.
What is December's birthstone colour called?
The December birthstone colour is called turquoise, a semi-translucent to opaque gem ranging from blue to green and often has veins of matrix running through it. Turquoise has been cherished for millennia.
Why does December have multiple birthstones?
December has multiple birthstones, including zircon, turquoise, and tanzanite, to provide more affordable options for individuals born in this month. Turquoise December birthstones are particularly valued for their unique metaphysical properties and vibrant colours. Tanzanite was added as a third birthstone option in October 2002.
What are the birthstones for December?
The birthstones for December are turquoise, tanzanite, and zircon, offering a range of beautiful options for those born in this month.