Pyrite Marcasite and Variscite Physical Properties

Pyrite Marcasite

Variscite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.9-5.22.42-2.58

1 7.18

1.5 Fracture

Not Available

Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle

1.6 Cleavage

None

[010] perfect

1.7 Mohs Hardness

6-6.54-5

2 10

1.8 Chemical Composition

Not Available

AlPO₄ · 2(H₂O)

Pyrite Marcasite and Variscite Chemical Formula

While comparing Pyrite Marcasite and Variscite 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 Pyrite Marcasite and Variscite chemical formula.

Chemical formula of Variscite- AlPO₄ · 2(H₂O)

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Pyrite Marcasite and Variscite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrite Marcasite and Variscite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrite Marcasite and Variscite Optical Properties during the identification of gemstone. Specific gravity of Pyrite Marcasite is 2.42-2.58 whereas that of Variscite is 2.42-2.58.