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Chiastolite
Chiastolite

Sard
Sard



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Chiastolite
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Sard

Chiastolite and Sard Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.00-3.15
-
Indistinct
5-5.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006)
 
-
-
-
2.58-2.63
Conchoidal
None
6.5-7
SiO 2Ulrich Henn and Claudio C.

Chiastolite and Sard Chemical Formula

While comparing Chiastolite and Sard 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 Chiastolite and Sard chemical formula.

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Chiastolite and Sard Specific Gravity

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