Pollucite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.5 – 7.0
Specific Gravity
2.86 – 2.94
Refractive Index
1.517 – 1.525
Crystal System
Isometric
Luster
Vitreous
Cleavage
None
Fracture
Conchoidal
Color
various
Dispersion
0.014
Mohs Hardness
| Mohs | Reference mineral | Pollucite |
|---|---|---|
| 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
Moderate ($50-500/ct)
Where to Buy Pollucite
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 Pollucite
铯沸石是一种含铯铝的架状硅酸盐矿物，属于方沸石族，通常呈无色至白色，玻璃光泽，透明至半透明。铯沸石是最重要的铯矿石矿物，是世界铯资源的主要来源，其化学成分中铯的含量可高达45%。铯沸石产于富铯的花岗岩伟晶岩中，常与锂辉石、锂云母等共生，加拿大曼尼托巴省的塔尼奥矿（Tanco Mine）是全球最重要的铯沸石产地。透明的宝石级铯沸石偶被切磨供专业收藏，但商业价值有限，其工业意义远大于宝石价值。
On this page
Jewelry Use
Durability
6/10
Science FYI Family
Frequently Asked Questions
What is Pollucite?
铯沸石是一种含铯铝的架状硅酸盐矿物，属于方沸石族，通常呈无色至白色，玻璃光泽，透明至半透明。铯沸石是最重要的铯矿石矿物，是世界铯资源的主要来源，其化学成分中铯的含量可高达45%。铯沸石产于富铯的花岗岩伟晶岩中，常与锂辉石、锂云母等共生，加拿大曼尼托巴省的塔尼奥矿（Tanco Mine）是全球最重要的铯沸石产地。透明的宝石级铯沸石偶被切磨供专业收藏，但商业价值有限，其工业意义远大于宝石价值。
What is the hardness of Pollucite?
Pollucite has a Mohs hardness of 6.5 to 7.0, making it moderate for use in jewelry.
What color is Pollucite?
Pollucite is primarily Various.
How much does Pollucite cost?
Pollucite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Pollucite?
Pollucite belongs to the Isometric crystal system.