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Turquoise
Turquoise

Sellaite
Sellaite



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Turquoise
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Sellaite

Turquoise and Sellaite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
Soluble
-
2.30-2.90
Conchoidal
Good to perfect_usually N/A
5-6
CuAl6(PO4)4(OH)8 • 4H2O
 
Brittle
-
-
3.14-3.16
Conchoidal
Perfect on {010} and {110}
5-5.5
MgF 2Ulrich Henn and Claudio C.

Turquoise and Sellaite Chemical Formula

While comparing Turquoise and Sellaite 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 Turquoise and Sellaite chemical formula.

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Turquoise and Sellaite Specific Gravity

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