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Sard
Sard

Charlesite
Charlesite



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Sard
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Charlesite

Sard and Charlesite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.58-2.63
Conchoidal
None
6.5-7
SiO 2Ulrich Henn and Claudio C.
 
Brittle
-
-
1.79
Irregular/uneven
Perfect on {10bar10}
2.5
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

Sard and Charlesite Chemical Formula

While comparing Sard and Charlesite 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 Sard and Charlesite chemical formula.

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Sard and Charlesite Specific Gravity

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