Tanzanite
A generational gem that is rarer than diamonds.
📜 Discovery and History
The story of Tanzanite began in 1967 in Tanzania, East Africa. Legend has it that Marseille herders discovered these beautiful crystals, which turned from brownish-brown to azure blue, after a lightning-induced savannah fire.
This new gemstone soon attracted the attention of American jewelry giant Tiffany & Co. Recognizing its enormous potential, they named it "Tanzanite" in 1968 after the country in which it is found, "Tanzania", and promoted it to the world, thus opening a legendary chapter in the history of Tanzanite.
🌍 Only place of origin: Tanzania
Tanzanite is commercially mined only in one place on earth: the Merelani mine in northern Tanzania, in the foothills of Mount Kilimanjaro. This extreme rarity is at the heart of its value.
📍 Explore the property in Google Maps💎 Unrivaled scarcity
Tanzanite has been called the "gemstone of a generation" because its deposits are expected to be depleted within the next few decades. Compared to diamonds, which are found all over the world, its rarity cannot be overstated.
tanzanite
🌍
1 pc.
Sole Origin (Tanzania)
Diamond
🌎🌏🌍
30+
Worldwide Locations
Tanzanite is rarer than diamonds
🔬 Gemological Properties
| characterization | descriptive |
|---|---|
| Chemical composition | Calcium-aluminum silicate `(Ca₂Al₃(SiO₄)₃(OH))` |
| Mohs hardness | 6.5 - 7 |
| index of refraction | 1.691 - 1.700 |
| proportion | Approx. 3.35 |
| multicolor | Strong tricolor (blue/purple/burgundy) |
Tanzanite vs.
✨ Fascinating trichromaticity
The most amazing property of tanzanite is its intense trichromaticity. This means that the same stone appears in three distinct colors when viewed from different crystal axes. This is caused by light vibrating in different planes within the crystal.
blue
Usually the dominant color of the gemstone
violet (color)
Secondary colors for added richness
Wine Red
Visible in certain light and angles
💰 How to measure the value of tanzanite?
Similar to diamonds, Tanzanite's value is mainly assessed by the "4Cs" criteria. In addition, due to its uniqueness, color is one of the most important factors.
1. Color
The most important factor. The richer and more saturated the color, the higher the value.
2. Clarity
High quality Tanzanite should be "Eye-Clean".
3. Cut
An excellent cut maximizes the brilliance and fire of the stone.
4. Carat
The greater the weight, the rarer it is, and the value increases exponentially.
Different Colors of the Value Ladder
The value of tanzanite is directly related to the saturation of its blue-violet hue. The deeper the color, the closer it is to pure blue, or the stronger the violet hue, the higher the value. The presence of green or brownish tones reduces its value.
🔥 Heat Treatment Secrets
The vast majority of tanzanites on the market are gently heat treated (approximately 600 degrees Celsius). This recognized optimization process permanently removes the brownish-yellow hue from the natural raw stone, thus revealing its signature, stable and intense blue-violet color.
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Pre-processing
(Brown Zoisite)
🔥
Heating
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Post-processing
(blue-purple tanzanite)
💖 Symbolism
🗓️
December Birthstone
Tanzanite is one of the birthstones of December and symbolizes wisdom, truth and dignity.
💝
24th Wedding Anniversary Stone
It represents enduring and harmonious love and is the perfect gift to celebrate 24 years of marriage.
🧘
Spiritual Power
In energetics, it corresponds to the Throat and Brow Chakras and helps to enhance intuition and communication.
🛡️ Care and Wear
With a hardness of 6.5-7, tanzanite is suitable for everyday wear, but it still requires care to maintain its beauty.
💥
Avoid collisions
Remove when engaging in strenuous exercise.
🔊
Stay away from ultrasound
Strong vibrations may cause damage.
🌡️
Avoiding Temperature Differences
Rapid temperature changes are harmful.
🧼
Gentle and clean
Just use warm soapy water and a soft brush.
💎 Starburst: Celebrities and Tanzanite
Princess Kate.
The Princess of Wales owns a fine set of pear-shaped tanzanite necklaces and earrings, which she has worn on many public occasions and which perfectly complement her elegance.
Beyonce
Jay-Z reportedly gifted her a cushion-cut tanzanite ring of more than 10 carats in a shade of blue that echoes his daughter Blue Ivy's name.
Kitty Blanche.
The Oscar-winning actress wore an eye-catching tanzanite and diamond necklace at the Oscars, making it one of the classic looks on the red carpet.