Atacamite and Shattuckite Physical Properties

Atacamite

Shattuckite

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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

3.745-3.7763.80-4.15

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {010}, fair on {101}

perfect along [010] and [100]

1.7 Mohs Hardness

3-3.53.5-4

2 10

1.8 Chemical Composition

Cu2Cl(OH)3

Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Atacamite and Shattuckite Chemical Formula

While comparing Atacamite and Shattuckite 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 Shattuckite chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3
Chemical formula of Shattuckite- Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Atacamite and Shattuckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Shattuckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Shattuckite Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 3.80-4.15 whereas that of Shattuckite is 3.80-4.15.