Achroite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.0 – 7.5
Specific Gravity
2.9 – 3.4
Refractive Index
1.614 – 1.666
Crystal System
Trigonal
Luster
Vitreous
Cleavage
Indistinct
Fracture
Uneven,Conchoidal
Color
various
Birefringence
0.014
Dispersion
0.017
Mohs Hardness
Mohs Hardness: 7.0 – 7.5
1 Soft10 Hard
Crystal System
Value & Market
Price Tier
Moderate ($50-500/ct)
Where to Buy Achroite
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 Achroite
아크로아이트는 무색 전기석(투어말린)의 희귀한 변종으로, 그 이름은 그리스어로 '색이 없다'는 의미에서 유래했습니다. 완전한 투명성과 밝은 광택이 특징이며, 수집가들 사이에서 높이 평가됩니다. 주로 브라질, 마다가스카르, 스리랑카 등지에서 산출되며, 다이아몬드에 필적하는 아름다운 광학적 특성을 지닙니다.
Jewelry Use
Durability
7/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Achroite?
아크로아이트는 무색 전기석(투어말린)의 희귀한 변종으로, 그 이름은 그리스어로 '색이 없다'는 의미에서 유래했습니다. 완전한 투명성과 밝은 광택이 특징이며, 수집가들 사이에서 높이 평가됩니다. 주로 브라질, 마다가스카르, 스리랑카 등지에서 산출되며, 다이아몬드에 필적하는 아름다운 광학적 특성을 지닙니다.
What is the hardness of Achroite?
Achroite has a Mohs hardness of 7.0 to 7.5, making it excellent for use in jewelry.
What color is Achroite?
Achroite is primarily Various.
How much does Achroite cost?
Achroite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Achroite?
Achroite belongs to the Trigonal crystal system.