Turquoise and Adularia Physical Properties

Turquoise

Adularia

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.30-2.902.54-2.61

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Not Available

1.6 Cleavage

Good to perfect_usually N/A

Not Available

1.7 Mohs Hardness

5-66

2 10

1.8 Chemical Composition

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Turquoise and Adularia Chemical Formula

While comparing Turquoise and Adularia 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 Adularia chemical formula.

Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O
Chemical formula of Adularia- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Turquoise and Adularia Specific Gravity

Another important criteria for qualitative analysis of gemstones is Turquoise and Adularia Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Adularia Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 2.54-2.61 whereas that of Adularia is 2.54-2.61.