Chiastolite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.0 – 5.5
Specific Gravity
3.0 – 3.15
Refractive Index
1.627 – 1.645
Crystal System
Orthorhombic
Luster
Vitreous
Cleavage
Distinct
Color
various
Birefringence
0.007
Mohs Hardness
| Mohs | Reference mineral | Chiastolite |
|---|---|---|
| 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 Chiastolite
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 Chiastolite
キアストライトは炭素質の包有物が結晶中に独特の十字型模様を形成するアンダルサイトの変種です。スペイン語で「十字の石」を意味し、巡礼者の護符として中世ヨーロッパで珍重されました。スペイン・チリ・オーストラリアが主要産地で、その自然の十字模様が宗教的・精神的な意味合いを持ちコレクターに人気があります。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Chiastolite?
キアストライトは炭素質の包有物が結晶中に独特の十字型模様を形成するアンダルサイトの変種です。スペイン語で「十字の石」を意味し、巡礼者の護符として中世ヨーロッパで珍重されました。スペイン・チリ・オーストラリアが主要産地で、その自然の十字模様が宗教的・精神的な意味合いを持ちコレクターに人気があります。
What is the hardness of Chiastolite?
Chiastolite has a Mohs hardness of 5.0 to 5.5, making it moderate for use in jewelry.
What color is Chiastolite?
Chiastolite is primarily Various.
How much does Chiastolite cost?
Chiastolite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Chiastolite?
Chiastolite belongs to the Orthorhombic crystal system.