Malachite and Pyrite Marcasite Physical Properties

Malachite

Pyrite Marcasite

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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

3.25-4.104.9-5.2

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

Not Available

1.6 Cleavage

Perfect on { 2 01} fair on {010}

None

1.7 Mohs Hardness

3.5-46-6.5

2 10

1.8 Chemical Composition

Cu₂CO₃(OH)₂

Not Available

Malachite and Pyrite Marcasite Chemical Formula

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

Chemical formula of Malachite- Cu₂CO₃(OH)₂

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Malachite and Pyrite Marcasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Malachite and Pyrite Marcasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Pyrite Marcasite Optical Properties during the identification of gemstone. Specific gravity of Malachite is 4.9-5.2 whereas that of Pyrite Marcasite is 4.9-5.2.