Ekanite

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Physical & Optical Properties

Mohs Hardness 6.0 – 6.5
Specific Gravity 3.28 – 3.32
Refractive Index 1.593 – 1.596
Crystal System Tetragonal
Luster Vitreous
Cleavage Distinct
Fracture Uneven
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 Ekanite
Mohs hardness of Ekanite shown against the ten reference minerals, from talc (1) to diamond (10).
Mohs Reference mineral Ekanite
1 Talc
2 Gypsum
3 Calcite
4 Fluorite
5 Apatite
6 Orthoclase
7 Quartz
8 Topaz
9 Corundum
10 Diamond

Crystal System

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

Value & Market

Price Tier Moderate ($50-500/ct)

About Ekanite

埃卡尼石是一种罕见的钙钍硅酸盐矿物,因含有放射性钍元素而具有一定的放射性。宝石级埃卡尼石通常呈绿色至黄绿色,透明度较好,切磨后光泽迷人。由于其稀有性和放射性特质,主要作为矿物标本和学术研究对象,在珠宝市场上的流通极为有限。斯里兰卡是其主要产地。

Science FYI Family

Frequently Asked Questions

What is Ekanite?
埃卡尼石是一种罕见的钙钍硅酸盐矿物,因含有放射性钍元素而具有一定的放射性。宝石级埃卡尼石通常呈绿色至黄绿色,透明度较好,切磨后光泽迷人。由于其稀有性和放射性特质,主要作为矿物标本和学术研究对象,在珠宝市场上的流通极为有限。斯里兰卡是其主要产地。
What is the hardness of Ekanite?
Ekanite has a Mohs hardness of 6.0 to 6.5, making it moderate for use in jewelry.
What color is Ekanite?
Ekanite is primarily Various.
How much does Ekanite cost?
Ekanite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Ekanite?
Ekanite belongs to the Tetragonal crystal system.

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