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Afghanite
Afghanite
☒

Kutnohorite
Kutnohorite
☒



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Afghanite
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Kutnohorite

Afghanite and Kutnohorite Physical Properties

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)
 
Brittle
Soluble
-
3.12
Subconchoidal, Conchoidal
Perfect on {10 1 1}
3-4
Ca(Mn,Mg,Fe)(CO3)2

Afghanite and Kutnohorite Chemical Formula

While comparing Afghanite and Kutnohorite 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 Kutnohorite chemical formula.

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Afghanite and Kutnohorite Specific Gravity

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