Microlite and Biotite Physical Properties

Microlite

Biotite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

5.5

Conchoidal

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

5-5.5

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

Brittle

2.7-3.3

Uneven, Even

Perfect on the {001}

2.5-3.0

K(Mg,Fe++)3[AlSi3O10(OH,F)2

Microlite and Biotite Chemical Formula

While comparing Microlite and Biotite 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 Biotite chemical formula.

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Microlite and Biotite Specific Gravity

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