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Turquoise
Turquoise

Staurolite
Staurolite



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Turquoise
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Staurolite

Turquoise and Staurolite 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
-
-
3.7-3.8
Subconchoidal, Conchoidal
Distinct on {010}
7-7.5
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.

Turquoise and Staurolite Chemical Formula

While comparing Turquoise and Staurolite 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 Staurolite chemical formula.

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Turquoise and Staurolite Specific Gravity

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