Coral and Zincite Physical Properties

Coral

Zincite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.705.50-5.90

1 7.18

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

On {10 1 0}, perfect; parting on {000 1 }

1.7 Mohs Hardness

3-44

2 10

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

Coral and Zincite Chemical Formula

While comparing Coral and Zincite 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 Zincite chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Coral and Zincite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Coral and Zincite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Coral and Zincite Optical Properties during the identification of gemstone. Specific gravity of Coral is 5.50-5.90 whereas that of Zincite is 5.50-5.90.