Enstatite

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Physical & Optical Properties

Mohs Hardness 5.5
Specific Gravity 3.2 – 3.25
Refractive Index 1.65 – 1.68
Crystal System Orthorhombic
Luster Vitreous,Pearly
Cleavage Good
Fracture Conchoidal
Color various
Birefringence 0.009
Pleochroism Brown variety has strong trichroism: pinkish red to brown - yellow - green; Green variety - distinct: yellow-green - green

Mohs Hardness

1 Talc 2 Gypsum 3 Calcite 4 Fluorite 5 Apatite 6 Orthoclase 7 Quartz 8 Topaz 9 Corundum 10 Diamond Enstatite
Mohs hardness of Enstatite shown against the ten reference minerals, from talc (1) to diamond (10).
Mohs Reference mineral Enstatite
1 Talc
2 Gypsum
3 Calcite
4 Fluorite
5 Apatite
6 Orthoclase
7 Quartz
8 Topaz
9 Corundum
10 Diamond

Crystal System

a b c Orthorhombic a ≠ b ≠ c, α = β = γ = 90°

Value & Market

Price Tier Budget (< $50/ct)

About Enstatite

エンスタタイトは、マグネシウムパイロキシン鉱物(MgSiO₃)で、無色から淡黄色・緑色・褐色を示します。宝石質の透明な標本は希少で、スリランカやミャンマーが主要産地です。スター効果を示すものもあり、コレクターに人気があります。鉱物名はギリシャ語で「抵抗する」を意味し、耐火性に由来します。

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Frequently Asked Questions

What is Enstatite?
エンスタタイトは、マグネシウムパイロキシン鉱物(MgSiO₃)で、無色から淡黄色・緑色・褐色を示します。宝石質の透明な標本は希少で、スリランカやミャンマーが主要産地です。スター効果を示すものもあり、コレクターに人気があります。鉱物名はギリシャ語で「抵抗する」を意味し、耐火性に由来します。
What is the hardness of Enstatite?
Enstatite has a Mohs hardness of 5.5, making it moderate for use in jewelry.
What color is Enstatite?
Enstatite is primarily Various.
How much does Enstatite cost?
Enstatite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Enstatite?
Enstatite belongs to the Orthorhombic crystal system.

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