Vlasovite and Turquoise Physical Properties

Vlasovite

Turquoise

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Nearly insoluble in HCl and HNO₃

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.972.30-2.90

1 7.18

1.5 Fracture

Conchoidal, Brittle

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Distinct on {010}

Good to perfect_usually N/A

1.7 Mohs Hardness

65-6

2 10

1.8 Chemical Composition

Not Available

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Vlasovite and Turquoise Chemical Formula

While comparing Vlasovite 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 Vlasovite and Turquoise chemical formula.

Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O

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Vlasovite and Turquoise Specific Gravity

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