Coral and Rutile Physical Properties

Coral

Rutile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.704.20-4.30

1 7.18

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

3-46-6.5

2 10

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

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

Coral and Rutile Chemical Formula

While comparing Coral 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 Coral and Rutile chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Coral and Rutile Specific Gravity

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