Chrysotile

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Physical & Optical Properties

Category Collector Gems
Mohs Hardness 2.5 – 4.5
Specific Gravity 2.51 – 2.63
Refractive Index 1.53 – 1.575
Crystal System Monoclinic
Luster Silky
Color various
Birefringence 0.001

Mohs Hardness

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

Crystal System

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

Value & Market

Price Tier Budget (< $50/ct)

Where to Buy Chrysotile

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Treatments

Commonly dyed in various colors and impregnated (acetone and hot point test) - Blue Chart Gem Identification, Herve Nicolas Lazzarelli, 2010, p 6 2.5 to 4.5Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references 2.51 to 2.63Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) 1.530 to 1.575Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references BiaxialGemdat.org, Management Team (2012) 0.001Gemdat.org, Management Team (2012) YesHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) Mottled, veinedHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references SilkyGemdat.org, Management Team (2012) MonoclinicHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references Fibrous aggregatesHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) Chrysotile information at mindat.org

About Chrysotile

温石棉(纤维蛇纹石)是蛇纹石族中的纤维状变种,是石棉的主要商业来源,因其极细的白色纤维而在工业史上占据重要地位。尽管因致癌性问题在许多国家已被禁止使用,但温石棉作为矿物标本仍有重要的科学研究价值,其丝绸般光泽的纤维是矿物界独特的自然奇观。

Science FYI Family

Frequently Asked Questions

What is Chrysotile?
温石棉(纤维蛇纹石)是蛇纹石族中的纤维状变种,是石棉的主要商业来源,因其极细的白色纤维而在工业史上占据重要地位。尽管因致癌性问题在许多国家已被禁止使用,但温石棉作为矿物标本仍有重要的科学研究价值,其丝绸般光泽的纤维是矿物界独特的自然奇观。
What is the hardness of Chrysotile?
Chrysotile has a Mohs hardness of 2.5 to 4.5, making it relatively soft for use in jewelry.
What color is Chrysotile?
Chrysotile is primarily Various.
How much does Chrysotile cost?
Chrysotile falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Chrysotile?
Chrysotile belongs to the Monoclinic crystal system.