Atacamite and Gaspeite Physical Properties

Atacamite

Gaspeite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

HCl soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.745-3.7763.71

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Uneven

1.6 Cleavage

Perfect on {010}, fair on {101}

{10 1 1} Good

1.7 Mohs Hardness

3-3.54.5-5

2 10

1.8 Chemical Composition

Cu2Cl(OH)3

(Ni,Mg,Fe++)CO3

Atacamite and Gaspeite Chemical Formula

While comparing Atacamite and Gaspeite 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 Gaspeite chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3
Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3

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Atacamite and Gaspeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Gaspeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Gaspeite Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 3.71 whereas that of Gaspeite is 3.71.