Rutile and Atacamite Physical Properties

Rutile

Atacamite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Insoluble in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.20-4.303.745-3.776

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

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

Perfect on {010}, fair on {101}

1.7 Mohs Hardness

6-6.53-3.5

2 10

1.8 Chemical Composition

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

Cu2Cl(OH)3

Rutile and Atacamite Chemical Formula

While comparing Rutile 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 Rutile and Atacamite chemical formula.

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

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Rutile and Atacamite Specific Gravity

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