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Biotite and Liddicoatite Physical Properties


Liddicoatite and Biotite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.7-3.3   
3.02   

Fracture
Uneven, Even, Yellow, White   
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal   

Cleavage
Perfect on the {001}   
{0001} Poor   

Mohs Hardness
2.5-3.0   
Not Available   

Chemical Composition
K(Mg,Fe++)3[AlSi3O10(OH,F)2   
Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)   

Optical Properties >>
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Biotite and Liddicoatite Chemical Formula

While comparing Biotite and Liddicoatite 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 Liddicoatite chemical formula.

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Biotite and Liddicoatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Biotite and Liddicoatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Biotite and Liddicoatite Optical Properties during the identification of gemstone. Specific gravity of Biotite is 3.02 whereas that of Liddicoatite is 3.02.

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Yellow Gemstones


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