Azure malachite and Atacamite Physical Properties

Azure malachite

Atacamite

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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

Not Available3.745-3.776

1 7.18

1.5 Fracture

Not Available

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

Perfect on {010}, fair on {101}

1.7 Mohs Hardness

Not Available3-3.5

2 10

1.8 Chemical Composition

Not Available

Cu2Cl(OH)3

Azure malachite and Atacamite Chemical Formula

While comparing Azure malachite and Atacamite 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 Azure malachite and Atacamite chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3

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Azure malachite and Atacamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azure malachite and Atacamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azure malachite and Atacamite Optical Properties during the identification of gemstone. Specific gravity of Azure malachite is 3.745-3.776 whereas that of Atacamite is 3.745-3.776.