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Lepidolite and Friedelite Physical Properties


Friedelite and Lepidolite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.80-2.90   
3.06-3.19   

Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)   
UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven   

Cleavage
{001} perfect   
{010} Perfect   

Mohs Hardness
2.5   
4-5   

Chemical Composition
Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.   
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.   

Optical Properties >>
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Lepidolite and Friedelite Chemical Formula

While comparing Lepidolite and Friedelite 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 Lepidolite and Friedelite chemical formula.

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Lepidolite and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lepidolite and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lepidolite and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Lepidolite is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.

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