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Star Sapphire
Star Sapphire
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Andesine
Andesine
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Star Sapphire
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Andesine

Star Sapphire and Andesine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.90-4.05
-
None
-9999
Al 2O 3Ulrich Henn and Claudio C.
 
Brittle
-
-
2.65-2.69
Uneven, Conchoidal
Perfect on {001}, good on {010}
6-6.5
(Na,Ca)Al1-2Si3-2O8

Star Sapphire and Andesine Chemical Formula

While comparing Star Sapphire and Andesine 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 Star Sapphire and Andesine chemical formula.

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Star Sapphire and Andesine Specific Gravity

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