Axinite

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Physical & Optical Properties

Mohs Hardness 6.5 – 7.0
Specific Gravity 3.26 – 3.36
Refractive Index 1.656 – 1.704
Crystal System Triclinic
Luster Vitreous
Cleavage Good
Fracture Conchoidal
Color various
Birefringence 0.009
Dispersion 0.018
Pleochroism Orange/brown stones - strong trichroism: olive green - red brown to violet - yellow brown

Mohs Hardness

1 Talc 2 Gypsum 3 Calcite 4 Fluorite 5 Apatite 6 Orthoclase 7 Quartz 8 Topaz 9 Corundum 10 Diamond Axinite
Mohs hardness of Axinite shown against the ten reference minerals, from talc (1) to diamond (10).
Mohs Reference mineral Axinite
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 Triclinic a ≠ b ≠ c, α ≠ β ≠ γ ≠ 90°

Value & Market

Price Tier Moderate ($50-500/ct)

About Axinite

アキサイトはくさび形の縁を持つ独特の結晶形で知られるホウケイ酸塩鉱物群で、丁子褐色・蜂蜜色・ライラック・緑色などの色合いを持ちます。フランス・メキシコ・カリフォルニアが代表的な産地で、強い多色性を持ち角度によって色が変化します。透明な結晶はコレクター宝石としてカットされることがあります。

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Frequently Asked Questions

What is Axinite?
アキサイトはくさび形の縁を持つ独特の結晶形で知られるホウケイ酸塩鉱物群で、丁子褐色・蜂蜜色・ライラック・緑色などの色合いを持ちます。フランス・メキシコ・カリフォルニアが代表的な産地で、強い多色性を持ち角度によって色が変化します。透明な結晶はコレクター宝石としてカットされることがあります。
What is the hardness of Axinite?
Axinite has a Mohs hardness of 6.5 to 7.0, making it moderate for use in jewelry.
What color is Axinite?
Axinite is primarily Various.
How much does Axinite cost?
Axinite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Axinite?
Axinite belongs to the Triclinic crystal system.

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