Atacamite and Rutile Physical Properties

Atacamite

Rutile

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.745-3.7764.20-4.30

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {010}, fair on {101}

{110} good, 100 moderate, parting on {092} and {011}

1.7 Mohs Hardness

3-3.56-6.5

2 10

1.8 Chemical Composition

Cu2Cl(OH)3

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Atacamite and Rutile Chemical Formula

While comparing Atacamite and Rutile 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 Rutile chemical formula.

Chemical formula of Atacamite- Cu2Cl(OH)3
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Atacamite and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Atacamite and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Atacamite and Rutile Optical Properties during the identification of gemstone. Specific gravity of Atacamite is 4.20-4.30 whereas that of Rutile is 4.20-4.30.