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Strontianite
Strontianite

Biotite
Biotite



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Strontianite
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Biotite

Strontianite and Biotite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.63-3.79
Uneven, Conchoidal
{110} Good
3.5
SrCO 3Walter Schumann , Gemstones of the world (2001) 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

Strontianite and Biotite Chemical Formula

While comparing Strontianite 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 Strontianite and Biotite chemical formula.

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Strontianite and Biotite Specific Gravity

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