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Afghanite
Afghanite

Coral
Coral



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Afghanite
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Coral

Afghanite and Coral Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.55-2.65
Conchoidal
Perfect {10 1 0}
5.5-6
(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
 
-
-
-
2.60-2.70
Irregular
None
3-4
CaCO 3Ulrich Henn and Claudio C.

Afghanite and Coral Chemical Formula

While comparing Afghanite and Coral 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 Afghanite and Coral chemical formula.

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Afghanite and Coral Specific Gravity

Another important criteria for qualitative analysis of gemstones is Afghanite and Coral Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Afghanite Vs Coral during the identification of gemstone. Specific gravity of Afghanite is whereas that of Coral is .