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Richterite
Richterite

Afghanite
Afghanite



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Richterite
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Afghanite

Richterite and Afghanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.0-3.5
Uneven
Perfect
5-6
Na(CaNa)(Mg,Fe++)5(Si8O22)(OH)2
 
-
-
-
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)

Richterite and Afghanite Chemical Formula

While comparing Richterite and Afghanite 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 Richterite and Afghanite chemical formula.

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Richterite and Afghanite Specific Gravity

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