Microlite and Afghanite Physical Properties

Microlite

Afghanite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

5.52.55-2.65

1 7.18

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Fracture

Conchoidal

Cleavage

{111} Indistinct, {111} Indistinct, {111} Indistinct

Perfect {10 1 0}

Mohs Hardness

5-5.55.5-6

2 10

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Chemical Composition

(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

Microlite and Afghanite Chemical Formula

While comparing Microlite 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 Microlite and Afghanite chemical formula.

Chemical formula of Microlite- (Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Afghanite- (Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

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Microlite and Afghanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Microlite and Afghanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Microlite and Afghanite Optical Properties during the identification of gemstone. Specific gravity of Microlite is 2.55-2.65 whereas that of Afghanite is 2.55-2.65.