Kainite and Atacamite Physical Properties

Kainite

Atacamite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.153.745-3.776

1 7.18

1.5 Fracture

Splintery, Conchoidal, Brittle

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

{001}, perfect

Perfect on {010}, fair on {101}

1.7 Mohs Hardness

2.5-33-3.5

2 10

1.8 Chemical Composition

Not Available

Cu2Cl(OH)3

Kainite and Atacamite Chemical Formula

While comparing Kainite 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 Kainite and Atacamite chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3

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Kainite and Atacamite Specific Gravity

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