Axinite and Atacamite Physical Properties

Axinite

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

3.26-3.363.745-3.776

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

Good on {100}

Perfect on {010}, fair on {101}

1.7 Mohs Hardness

6.5-73-3.5

2 10

1.8 Chemical Composition

(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Cu2Cl(OH)3

Axinite and Atacamite Chemical Formula

While comparing Axinite 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 Axinite and Atacamite chemical formula.

Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Atacamite- Cu2Cl(OH)3

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Axinite and Atacamite Specific Gravity

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