Biotite and Musgravite Physical Properties

Biotite

Musgravite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.7-3.33.62-3.68

1 7.18

1.5 Fracture

Uneven, Even, Yellow, White

Conchoidal

1.6 Cleavage

Perfect on the {001}

Not Available

1.7 Mohs Hardness

2.5-3.08-8.5

2 10

1.8 Chemical Composition

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

(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.

Biotite and Musgravite Chemical Formula

While comparing Biotite and Musgravite 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 Biotite and Musgravite chemical formula.

Chemical formula of Biotite- K(Mg,Fe++)3[AlSi3O10(OH,F)2
Chemical formula of Musgravite- (Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.

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Biotite and Musgravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Biotite and Musgravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Biotite and Musgravite Optical Properties during the identification of gemstone. Specific gravity of Biotite is 3.62-3.68 whereas that of Musgravite is 3.62-3.68.