Holmquistite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.0 – 6.0
Specific Gravity
2.95 – 3.13
Refractive Index
1.622 – 1.666
Crystal System
Orthorhombic
Luster
Vitreous
Cleavage
Perfect
Color
various
Pleochroism
Strong in shades of violet when dark-colored.
Mohs Hardness
| Mohs | Reference mineral | Holmquistite |
|---|---|---|
| 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
Budget (< $50/ct)
Where to Buy Holmquistite
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 Holmquistite
铝锂闪石是一种含锂的斜方角闪石族矿物，通常呈深紫色至蓝紫色，颜色深沉而独特。铝锂闪石主要产于锂辉石伟晶岩的接触带，与锂辉石、电气石等矿物共生。由于产量极为稀少且晶体通常细小，宝石级标本几乎无从寻觅，主要作为矿物标本供地质学和矿物学研究，是矿物收藏界的珍稀品种。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Holmquistite?
铝锂闪石是一种含锂的斜方角闪石族矿物，通常呈深紫色至蓝紫色，颜色深沉而独特。铝锂闪石主要产于锂辉石伟晶岩的接触带，与锂辉石、电气石等矿物共生。由于产量极为稀少且晶体通常细小，宝石级标本几乎无从寻觅，主要作为矿物标本供地质学和矿物学研究，是矿物收藏界的珍稀品种。
What is the hardness of Holmquistite?
Holmquistite has a Mohs hardness of 5.0 to 6.0, making it moderate for use in jewelry.
What color is Holmquistite?
Holmquistite is primarily Various.
How much does Holmquistite cost?
Holmquistite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Holmquistite?
Holmquistite belongs to the Orthorhombic crystal system.