Glaucophane and Turquoise Physical Properties

Glaucophane

Turquoise

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Physical Properties

Tenacity

Solubility

Soluble

Durability

Specific Gravity

3-3.152.30-2.90

1 7.18

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Fracture

Conchoidal

Cleavage

Good on [110] and on [001]

Good to perfect_usually N/A

Mohs Hardness

6.0-6.55-6

2 10

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Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Glaucophane and Turquoise Chemical Formula

While comparing Glaucophane and Turquoise 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 Glaucophane and Turquoise chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O

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Glaucophane and Turquoise Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Turquoise Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Turquoise Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 2.30-2.90 whereas that of Turquoise is 2.30-2.90.