Pargasite

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Physical & Optical Properties

Mohs Hardness 5.0 – 6.0
Specific Gravity 3.04 – 3.26
Refractive Index 1.613 – 1.663
Crystal System Monoclinic
Cleavage Perfect
Color various
Birefringence 0.02
Pleochroism Orange/brown stones - distinct: colorless to yellow - light brown - brown; Green stones - distinct: greenish-yellow - emerald-green - greenish-blue

Mohs Hardness

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

About Pargasite

韭闪石是角闪石超族中含钙钠的铝角闪石,通常呈深绿色、棕绿色或黑色,半透明至不透明,玻璃光泽。韭闪石产于高温变质岩(尤其是麻粒岩相岩石)和超基性岩中,是研究高温高压变质条件的重要矿物温度计之一。宝石级韭闪石极为罕见,偶见于斯里兰卡、坦桑尼亚等地,切磨后可呈现出深绿至暗绿的色调。由于市场知名度极低,韭闪石宝石主要作为专业矿物学家和稀有宝石收藏家的研究对象,几乎不见于大众宝石市场。

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Frequently Asked Questions

What is Pargasite?
韭闪石是角闪石超族中含钙钠的铝角闪石,通常呈深绿色、棕绿色或黑色,半透明至不透明,玻璃光泽。韭闪石产于高温变质岩(尤其是麻粒岩相岩石)和超基性岩中,是研究高温高压变质条件的重要矿物温度计之一。宝石级韭闪石极为罕见,偶见于斯里兰卡、坦桑尼亚等地,切磨后可呈现出深绿至暗绿的色调。由于市场知名度极低,韭闪石宝石主要作为专业矿物学家和稀有宝石收藏家的研究对象,几乎不见于大众宝石市场。
What is the hardness of Pargasite?
Pargasite has a Mohs hardness of 5.0 to 6.0, making it moderate for use in jewelry.
What color is Pargasite?
Pargasite is primarily Various.
How much does Pargasite cost?
Pargasite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Pargasite?
Pargasite belongs to the Monoclinic crystal system.

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