Smithsonite

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Physical & Optical Properties

Mohs Hardness 5.0 – 5.5
Specific Gravity 4.0 – 4.65
Refractive Index 1.62 – 1.85
Crystal System Trigonal
Luster Vitreous,Pearly
Cleavage Perfect
Fracture Uneven
Color various
Birefringence 0.228
Dispersion 0.014
Pleochroism Absent

Mohs Hardness

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

Crystal System

a a a Trigonal (Rhombohedral) a = b = c, α = β = γ ≠ 90°

Value & Market

Price Tier Budget (< $50/ct)

About Smithsonite

菱锌矿是一种锌碳酸盐矿物,可呈现多种颜色,包括蓝绿色、粉色、绿色、紫色和白色,以奶油般的瓷质外观和蜡状光泽著称,有时被称为"宝石缎布"。以矿物学先驱詹姆斯·史密森命名,美国、希腊、西班牙和纳米比亚是主要产地。菱锌矿常被切割成素面宝石,颇受收藏家喜爱。

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Frequently Asked Questions

What is Smithsonite?
菱锌矿是一种锌碳酸盐矿物,可呈现多种颜色,包括蓝绿色、粉色、绿色、紫色和白色,以奶油般的瓷质外观和蜡状光泽著称,有时被称为"宝石缎布"。以矿物学先驱詹姆斯·史密森命名,美国、希腊、西班牙和纳米比亚是主要产地。菱锌矿常被切割成素面宝石,颇受收藏家喜爱。
What is the hardness of Smithsonite?
Smithsonite has a Mohs hardness of 5.0 to 5.5, making it moderate for use in jewelry.
What color is Smithsonite?
Smithsonite is primarily Various.
How much does Smithsonite cost?
Smithsonite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Smithsonite?
Smithsonite belongs to the Trigonal crystal system.

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