Coral and Colemanite Physical Properties

Coral

Colemanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.702.40-2.42

1 7.18

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

1.6 Cleavage

Not Available

{010} Perfect, {001} Distinct

1.7 Mohs Hardness

3-44.5

2 10

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Coral and Colemanite Chemical Formula

While comparing Coral and Colemanite 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 Colemanite chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Coral and Colemanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Coral and Colemanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Coral and Colemanite Optical Properties during the identification of gemstone. Specific gravity of Coral is 2.40-2.42 whereas that of Colemanite is 2.40-2.42.