Taaffeite (Magnesiotaaffeite)
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
8.0 – 8.5
Specific Gravity
3.6 – 3.62
Refractive Index
1.716 – 1.73
Crystal System
Hexagonal
Luster
Vitreous
Fracture
Conchoidal
Color
various
Birefringence
0.004
Dispersion
0.02
Pleochroism
Weak
Mohs Hardness
| Mohs | Reference mineral | Taaffeite (Magnesiotaaffeite) |
|---|---|---|
| 1 | Talc | |
| 2 | Gypsum | |
| 3 | Calcite | |
| 4 | Fluorite | |
| 5 | Apatite | |
| 6 | Orthoclase | |
| 7 | Quartz | |
| 8 | Topaz | ● |
| 9 | Corundum | |
| 10 | Diamond |
Crystal System
Value & Market
Price Tier
Fine ($500-5,000/ct)
Where to Buy Taaffeite (Magnesiotaaffeite)
Blue Nile
Fine jewelry retailer
James Allen
Gemstone jewelry
Brilliant Earth
Ethically sourced gems
Amazon
Wide selection
Links may earn a commission at no extra cost to you.
About Taaffeite (Magnesiotaaffeite)
塔菲石（镁塔菲石）是世界上最罕见的宝石之一，最初于1945年由爱尔兰宝石学家爱德华·塔菲从一批红宝石中鉴别出来，成为首种由刻面宝石而非原始矿物标本先行发现的矿物。颜色从无色至紫色、红色和粉色不等，产自斯里兰卡、中国和坦桑尼亚，市场上流通的数量极其有限，是顶级稀有宝石收藏品。
On this page
Jewelry Use
Durability
9/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Taaffeite (Magnesiotaaffeite)?
塔菲石（镁塔菲石）是世界上最罕见的宝石之一，最初于1945年由爱尔兰宝石学家爱德华·塔菲从一批红宝石中鉴别出来，成为首种由刻面宝石而非原始矿物标本先行发现的矿物。颜色从无色至紫色、红色和粉色不等，产自斯里兰卡、中国和坦桑尼亚，市场上流通的数量极其有限，是顶级稀有宝石收藏品。
What is the hardness of Taaffeite (Magnesiotaaffeite)?
Taaffeite (Magnesiotaaffeite) has a Mohs hardness of 8.0 to 8.5, making it excellent for use in jewelry.
What color is Taaffeite (Magnesiotaaffeite)?
Taaffeite (Magnesiotaaffeite) is primarily Various.
How much does Taaffeite (Magnesiotaaffeite) cost?
Taaffeite (Magnesiotaaffeite) falls into the Fine ($500-5,000/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Taaffeite (Magnesiotaaffeite)?
Taaffeite (Magnesiotaaffeite) belongs to the Hexagonal crystal system.