Rutile and Malachite Physical Properties

Rutile

Malachite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Insoluble in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.20-4.303.25-4.10

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Conchoidal, Gemstones (2009), Uneven

1.6 Cleavage

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

Perfect on { 2 01} fair on {010}

1.7 Mohs Hardness

6-6.53.5-4

2 10

1.8 Chemical Composition

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

Cu₂CO₃(OH)₂

Rutile and Malachite Chemical Formula

While comparing Rutile and Malachite 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 Malachite chemical formula.

Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Malachite- Cu₂CO₃(OH)₂

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Rutile and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rutile and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rutile and Malachite Optical Properties during the identification of gemstone. Specific gravity of Rutile is 3.25-4.10 whereas that of Malachite is 3.25-4.10.