Atacamite and Imperial Topaz Physical Properties

Atacamite

Imperial Topaz

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.745-3.7763.49-3.57

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Uneven

1.6 Cleavage

Perfect on {010}, fair on {101}

Not Available

1.7 Mohs Hardness

3-3.58

2 10

1.8 Chemical Composition

Cu2Cl(OH)3

Not Available

Atacamite and Imperial Topaz Chemical Formula

While comparing Atacamite and Imperial Topaz 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 Atacamite and Imperial Topaz chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3

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Atacamite and Imperial Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Imperial Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Imperial Topaz Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 3.49-3.57 whereas that of Imperial Topaz is 3.49-3.57.