Malachite and Weloganite Physical Properties

Malachite

Weloganite

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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

3.25-4.103.20-3.22

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

Conchoidal, Brittle

1.6 Cleavage

Perfect on { 2 01} fair on {010}

Perfect on pseudo {0001}

1.7 Mohs Hardness

3.5-43

2 10

1.8 Chemical Composition

Cu₂CO₃(OH)₂

Not Available

Malachite and Weloganite Chemical Formula

While comparing Malachite and Weloganite 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 Weloganite chemical formula.

Chemical formula of Malachite- Cu₂CO₃(OH)₂

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Malachite and Weloganite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Malachite and Weloganite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Weloganite Optical Properties during the identification of gemstone. Specific gravity of Malachite is 3.20-3.22 whereas that of Weloganite is 3.20-3.22.