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Demantoid
Demantoid

Sard
Sard



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Demantoid
X
Sard

Demantoid and Sard Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.77-3.95
-
Imperfect
6.5
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
 
-
-
-
2.58-2.63
Conchoidal
None
6.5-7
SiO 2Ulrich Henn and Claudio C.

Demantoid and Sard Chemical Formula

While comparing Demantoid 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 Demantoid and Sard chemical formula.

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Demantoid and Sard Specific Gravity

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