Pyrite Marcasite and Andesine Physical Properties

Pyrite Marcasite

Andesine

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.9-5.22.65-2.69

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

None

Perfect on {001}, good on {010}

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

Not Available

(Na,Ca)Al_1-2Si_3-2O₈

Pyrite Marcasite and Andesine Chemical Formula

While comparing Pyrite Marcasite and Andesine 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 Andesine chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈

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Pyrite Marcasite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrite Marcasite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrite Marcasite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Pyrite Marcasite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.