Marialite

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Physical & Optical Properties

Mohs Hardness 5.5 – 6.0
Specific Gravity 2.5
Refractive Index 1.54 – 1.55
Crystal System Tetragonal
Luster Vitreous,Resinous,Pearly
Cleavage Distinct
Fracture Uneven,Conchoidal
Color various
Birefringence 0.004

Mohs Hardness

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

About Marialite

白方石(钠柱石)是方柱石族中富钠的端元品种,是一种钠钙铝硅酸盐矿物,形成无色、白色、灰色或淡黄色棱柱状晶体,具有玻璃光泽,产于变质岩(如大理岩、矽卡岩)和热液矿脉中。白方石以意大利维苏威火山附近首次发现命名(纪念意大利矿物学家玛丽·罗斯·达圣阿加塔),是方柱石类宝石的重要成员。宝石级透明白方石有时展现出猫眼效应或星光效应,折射率约1.536至1.550,摩氏硬度5.5至6,可切磨成刻面石或弧面石。重要产地包括缅甸(莫谷宝石矿区)、坦桑尼亚、马达加斯加和加拿大(安大略省)。

Science FYI Family

Frequently Asked Questions

What is Marialite?
白方石(钠柱石)是方柱石族中富钠的端元品种,是一种钠钙铝硅酸盐矿物,形成无色、白色、灰色或淡黄色棱柱状晶体,具有玻璃光泽,产于变质岩(如大理岩、矽卡岩)和热液矿脉中。白方石以意大利维苏威火山附近首次发现命名(纪念意大利矿物学家玛丽·罗斯·达圣阿加塔),是方柱石类宝石的重要成员。宝石级透明白方石有时展现出猫眼效应或星光效应,折射率约1.536至1.550,摩氏硬度5.5至6,可切磨成刻面石或弧面石。重要产地包括缅甸(莫谷宝石矿区)、坦桑尼亚、马达加斯加和加拿大(安大略省)。
What is the hardness of Marialite?
Marialite has a Mohs hardness of 5.5 to 6.0, making it moderate for use in jewelry.
What color is Marialite?
Marialite is primarily Various.
How much does Marialite cost?
Marialite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Marialite?
Marialite belongs to the Tetragonal crystal system.

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