Atacamite and Fibrolite Physical Properties

Atacamite

Fibrolite

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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

3.745-3.7763.14-3.25

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {010}, fair on {101}

Not Available

1.7 Mohs Hardness

3-3.56-7

2 10

1.8 Chemical Composition

Cu2Cl(OH)3

Al 2SiO 5Arthur Thomas , Gemstones (2009)

Atacamite and Fibrolite Chemical Formula

While comparing Atacamite and Fibrolite 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 Fibrolite chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3
Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)

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Atacamite and Fibrolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Fibrolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Fibrolite Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 3.14-3.25 whereas that of Fibrolite is 3.14-3.25.