Covellite

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Physical & Optical Properties

Category Collector Gems
Mohs Hardness 1.5 – 2.0
Specific Gravity 4.6 – 4.76
Refractive Index 1.45 – 2.62
Crystal System Hexagonal
Luster Resinous,Pearly,Dull (Earthy),Submetallic
Cleavage Perfect
Fracture Uneven
Color various
Birefringence 1.17
Pleochroism Marked, deep blue to pale blue.

Mohs Hardness

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

Crystal System

a a c Hexagonal a = b ≠ c, α = β = 90°, γ = 120°

Value & Market

Price Tier Budget (< $50/ct)

Where to Buy Covellite

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About Covellite

蓝铜矿是一种明亮的靛蓝色铜硫化物矿物,以其引人注目的金属光泽著称。其颜色从深邃的海军蓝到接近紫色的靛蓝不等,表面常显示出迷人的虹彩效果。蓝铜矿通常呈板状或片状晶体,有时呈现出珍珠般的丝绸光泽。尽管硬度较低(1.5-2),较为罕见,但因其独特的蓝紫色调深受收藏家喜爱。

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Frequently Asked Questions

What is Covellite?
蓝铜矿是一种明亮的靛蓝色铜硫化物矿物,以其引人注目的金属光泽著称。其颜色从深邃的海军蓝到接近紫色的靛蓝不等,表面常显示出迷人的虹彩效果。蓝铜矿通常呈板状或片状晶体,有时呈现出珍珠般的丝绸光泽。尽管硬度较低(1.5-2),较为罕见,但因其独特的蓝紫色调深受收藏家喜爱。
What is the hardness of Covellite?
Covellite has a Mohs hardness of 1.5 to 2.0, making it relatively soft for use in jewelry.
What color is Covellite?
Covellite is primarily Various.
How much does Covellite cost?
Covellite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Covellite?
Covellite belongs to the Hexagonal crystal system.