Biotite and Bronzite Physical Properties

Biotite

Bronzite

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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

2.7-3.33.35

1 7.18

1.5 Fracture

Uneven, Even, Yellow, White

Not Available

1.6 Cleavage

Perfect on the {001}

Not Available

1.7 Mohs Hardness

2.5-3.05.5

2 10

1.8 Chemical Composition

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

(Mg,Fe) 2Si 2O 6Ulrich Henn and Claudio C.

Biotite and Bronzite Chemical Formula

While comparing Biotite and Bronzite 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 Bronzite chemical formula.

Chemical formula of Biotite- K(Mg,Fe++)3[AlSi3O10(OH,F)2
Chemical formula of Bronzite- (Mg,Fe) 2Si 2O 6Ulrich Henn and Claudio C.

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Biotite and Bronzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Biotite and Bronzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Biotite and Bronzite Optical Properties during the identification of gemstone. Specific gravity of Biotite is 3.35 whereas that of Bronzite is 3.35.