Ekanite and Afghanite Physical Properties

Ekanite

Afghanite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.28-3.32

Uneven

{101} Distinct

6-6.5

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

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)

Ekanite and Afghanite Chemical Formula

While comparing Ekanite 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 Ekanite and Afghanite chemical formula.

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Ekanite and Afghanite Specific Gravity

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