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Sard
Sard

Chlorastrolite
Chlorastrolite



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Sard
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Chlorastrolite

Sard and Chlorastrolite Physical Properties

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.
 
-
-
-
3.1-3.5
Granular
None
5-6
Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

Sard and Chlorastrolite Chemical Formula

While comparing Sard and Chlorastrolite 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 Chlorastrolite chemical formula.

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Sard and Chlorastrolite Specific Gravity

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