Adamite and Pyroxmangite Physical Properties

Adamite

Pyroxmangite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

4.32-4.483.76-3.77

1 7.18

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Fracture

Uneven, Subconchoidal, Conchoidal

Cleavage

{101}, good; {010}, poor

{110} Perfect, {110} Perfect

Mohs Hardness

3.55-6

2 10

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Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

Adamite and Pyroxmangite Chemical Formula

While comparing Adamite and Pyroxmangite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Adamite and Pyroxmangite chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

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Adamite and Pyroxmangite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Pyroxmangite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Pyroxmangite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 3.76-3.77 whereas that of Pyroxmangite is 3.76-3.77.