Xonotlite

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Physical & Optical Properties

Mohs Hardness 6.0 – 6.5
Specific Gravity 2.71 – 2.72
Refractive Index 1.581 – 1.593
Crystal System Monoclinic
Luster Pearly,Greasy
Cleavage Perfect
Fracture Splintery
Color various
Birefringence 0.01

Mohs Hardness

1 Talc 2 Gypsum 3 Calcite 4 Fluorite 5 Apatite 6 Orthoclase 7 Quartz 8 Topaz 9 Corundum 10 Diamond Xonotlite
Mohs hardness of Xonotlite shown against the ten reference minerals, from talc (1) to diamond (10).
Mohs Reference mineral Xonotlite
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 Moderate ($50-500/ct)

About Xonotlite

硬硅钙石是一种含水钙硅酸盐矿物,呈白色至无色,以其纤维状至放射状集合体著称,形态有时类似石棉但并不属于石棉家族。宝石级标本极为罕见,主要供矿物收藏家研究,产自墨西哥(以命名地索诺特利附近的矿区)、美国和英国的接触变质带,是硅酸盐矿物家族中颇具矿物学研究价值的品种。

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Frequently Asked Questions

What is Xonotlite?
硬硅钙石是一种含水钙硅酸盐矿物,呈白色至无色,以其纤维状至放射状集合体著称,形态有时类似石棉但并不属于石棉家族。宝石级标本极为罕见,主要供矿物收藏家研究,产自墨西哥(以命名地索诺特利附近的矿区)、美国和英国的接触变质带,是硅酸盐矿物家族中颇具矿物学研究价值的品种。
What is the hardness of Xonotlite?
Xonotlite has a Mohs hardness of 6.0 to 6.5, making it moderate for use in jewelry.
What color is Xonotlite?
Xonotlite is primarily Various.
How much does Xonotlite cost?
Xonotlite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Xonotlite?
Xonotlite belongs to the Monoclinic crystal system.

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