December’s birthstones carry a dual legacy—turquoise, the ancient stone of protection, and tanzanite, the modern gem of transformation. While turquoise has adorned pharaohs and Native American warriors for millennia, tanzanite emerged in the late 20th century as a rare blue wonder. The question *what is the december birthstone* isn’t just about identifying a gem; it’s about tracing a journey from sacred talismans to contemporary luxury. These stones aren’t merely decorative—they’re cultural artifacts, each whispering stories of power, healing, and celestial connection.
The allure of December’s birthstones lies in their paradox: turquoise, with its earthy hues, feels timeless, while tanzanite’s vibrant blues evoke the future. Yet both share a deep-rooted symbolism tied to winter’s introspection—the season of reflection and renewal. Whether you’re drawn to the rustic charm of turquoise or the mesmerizing depth of tanzanite, understanding *what is the december birthstone* reveals more than mineral properties; it uncovers layers of human belief, trade, and artistry.
The modern fascination with December’s birthstones stems from their duality. Turquoise, mined since 3300 BCE, was prized by Egyptian priests and Chinese emperors, while tanzanite—discovered in 1967—became an overnight sensation due to its scarcity. This contrast mirrors December itself: a month where tradition and innovation collide, from the age-old Yule logs to the futuristic glow of holiday lights.
The Complete Overview of What Is the December Birthstone
December’s birthstone identity is unique in the gemstone world because it features two official stones: turquoise (primary) and tanzanite (secondary). This duality reflects the month’s blend of nostalgia and modernity. Turquoise, with its opaque, blue-green tones, has been revered for over 5,000 years, while tanzanite—found only in Tanzania—represents the rare, the unexpected. The question *what is the december birthstone* thus splits into two narratives: one rooted in antiquity, the other in contemporary discovery.
Both stones share symbolic threads. Turquoise, often called the “stone of heaven,” was believed to ward off evil spirits and bring good fortune, while tanzanite’s deep blues are linked to spiritual awakening and psychic abilities. Yet their physical properties couldn’t be more different: turquoise is porous and requires stabilization, whereas tanzanite is fragile but radiates a luminous play of color. This contrast makes December’s birthstones a study in duality—just as the month itself balances festive chaos with quiet introspection.
Historical Background and Evolution
Turquoise’s history predates recorded time. Ancient Egyptians used it in amulets and burial masks, associating it with the sky god Horus. The Persians called it *firuzeh* (“Turkish stone”), and it became a status symbol in the Islamic world. Native American tribes, particularly the Navajo, incorporated turquoise into jewelry and ceremonial objects, believing it protected warriors. By the 19th century, turquoise mining boomed in the American Southwest, cementing its place in Western jewelry.
Tanzanite’s story is far shorter but equally dramatic. Discovered in 1967 by a Maasai tribesman in northern Tanzania, the gem was initially dismissed as blue zircon. Its true identity was confirmed by Tiffany & Co. in 1968, and by 1971, it was declared Tanzania’s national gem. Unlike turquoise, tanzanite’s rarity—only found in a single mine—drives its exclusivity. The question *what is the december birthstone* takes on new meaning when considering tanzanite’s meteoric rise from obscurity to a $2,000-per-carat gem.
Core Mechanisms: How It Works
Turquoise’s formation is a geological puzzle. It emerges from the oxidation of copper and aluminum in volcanic rocks, creating its signature blue-green hue. Its porosity makes it prone to cracking, which is why modern turquoise is often stabilized with resins or oils. The deeper the blue, the higher its value—though natural variations can range from greenish to nearly black.
Tanzanite, on the other hand, is a variety of zoisite, formed under extreme pressure in metamorphic rocks. Its vivid blue color comes from vanadium impurities, and its pleochroism (shifting colors when viewed from different angles) is a hallmark of high-quality stones. Unlike turquoise, tanzanite is heat-treated to enhance its color, a process that’s both controversial and necessary for commercial viability. Understanding *what is the december birthstone* thus requires grasping these scientific quirks—how nature and human intervention shape their identities.
Key Benefits and Crucial Impact
December’s birthstones transcend mere aesthetics. Turquoise has been used for centuries in healing rituals, from Native American medicine bundles to Tibetan Buddhist amulets. Tanzanite, though newer, is linked to modern spiritual practices, often worn during meditation for its calming energy. The question *what is the december birthstone* isn’t just about jewelry; it’s about harnessing their metaphysical properties—whether for protection, clarity, or emotional balance.
These stones also carry economic weight. Turquoise remains a staple in Southwestern jewelry, supporting entire communities in places like Arizona and Nevada. Tanzanite, meanwhile, is a luxury market driver, with prices soaring due to its limited supply. Their cultural and financial impact underscores why December’s birthstones are more than decorative—they’re economic and spiritual cornerstones.
*”Turquoise is the stone of the wise; it teaches patience and endurance, while tanzanite is the stone of the visionary, urging us to see beyond the ordinary.”*
— Gemologist and author Dr. George F. Kunz
Major Advantages
- Symbolic Depth: Turquoise’s protective qualities and tanzanite’s spiritual clarity make them ideal for December’s reflective season.
- Rarity and Value: Tanzanite’s exclusivity (only mined in one location) and turquoise’s historical demand ensure their worth appreciates over time.
- Versatility in Design: Turquoise’s earthy tones pair with silver, while tanzanite’s blues complement gold, offering diverse styling options.
- Cultural Significance: Both stones are tied to ancient traditions, adding heritage value to modern wearers.
- Metaphysical Benefits: Turquoise is said to enhance communication, while tanzanite promotes truth and self-discovery.
Comparative Analysis
| Turquoise | Tanzanite |
|---|---|
| Formed from copper and aluminum in volcanic rocks; porous, often stabilized. | Formed from zoisite under high pressure; pleochroic, heat-treated for color enhancement. |
| Historical uses: Protection, healing, status symbol in ancient civilizations. | Modern uses: Spiritual awakening, luxury jewelry, limited-edition pieces. |
| Color range: Blue-green to greenish; value increases with depth of blue. | Color range: Deep blue to violet; rarest stones exhibit “tricolor” (blue, violet, pink). |
| Mining locations: Iran, Egypt, USA (Arizona/New Mexico), China. | Mining location: Only in Merelani Hills, Tanzania. |
Future Trends and Innovations
The future of December’s birthstones hinges on sustainability and technology. Turquoise mining faces scrutiny over environmental impact, pushing jewelers toward ethically sourced, lab-grown alternatives. Tanzanite, meanwhile, may see price surges as the sole mine’s reserves dwindle—some estimates suggest it could be exhausted by 2050. Innovations like 3D-printed turquoise and synthetic tanzanite could redefine accessibility, but purists argue these lack the stones’ natural energy.
Culturally, tanzanite’s rise mirrors December’s shift toward experiential luxury. High-end jewelers are embedding tanzanite in artisanal pieces, while turquoise remains a staple in bohemian and Native-inspired designs. The question *what is the december birthstone* may soon evolve to include lab-created versions, blending tradition with cutting-edge science.
Conclusion
December’s birthstones are a testament to time’s duality. Turquoise, with its ancient roots, connects wearers to millennia of belief, while tanzanite embodies the thrill of modern discovery. Their coexistence in December’s calendar isn’t accidental—it reflects the month’s own balance of heritage and innovation. Whether you’re drawn to the earthy wisdom of turquoise or the celestial allure of tanzanite, these stones invite deeper reflection on what we value: the past’s lessons or the future’s possibilities.
As gemology advances, the answer to *what is the december birthstone* will continue to evolve. Yet their core essence—symbolism, rarity, and human connection—remains unchanged. In a world of fleeting trends, December’s birthstones endure as timeless markers of meaning.
Comprehensive FAQs
Q: Can December babies choose between turquoise and tanzanite?
Absolutely. While turquoise is the traditional December birthstone, tanzanite is equally valid. Many December-born individuals wear both to honor their dual heritage.
Q: Is tanzanite more valuable than turquoise?
Generally, yes. Tanzanite’s rarity and limited supply make it one of the most expensive blue gems, often surpassing turquoise in price per carat—especially for high-quality stones.
Q: Why does turquoise come in different colors?
Turquoise’s color varies due to mineral composition and oxidation levels. Copper content creates blue hues, while iron can introduce green or brown tones. The deeper the blue, the more valuable.
Q: Are there any December birthstone myths or legends?
Yes. Turquoise was believed to protect travelers in the desert, while tanzanite is linked to the Maasai legend of a “stone of the gods” hidden in the earth. Some also claim tanzanite enhances psychic abilities.
Q: How should I care for turquoise vs. tanzanite jewelry?
Turquoise is porous—clean it gently with a damp cloth and avoid harsh chemicals. Tanzanite is fragile; store it separately to prevent scratches and avoid exposure to heat or sunlight, which can fade its color.
Q: Can I wear December birthstones year-round?
Certainly! Many people wear their birthstone jewelry daily, as it’s believed to amplify their metaphysical benefits regardless of the season.
Q: Are there any famous December birthstone pieces?
Yes. The Hope Diamond (though not a birthstone) was once set with turquoise, and tanzanite graces high-profile pieces like those in Tiffany’s “Tanzanite Collection.”
Q: What’s the best way to authenticate turquoise or tanzanite?
For turquoise, look for natural porosity and color consistency. Tanzanite should exhibit pleochroism (color shifts) and a certificate of origin from Tanzania. Always buy from reputable jewelers.

