Zinnwaldite and Turquoise Physical Properties

Zinnwaldite

Turquoise

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.12.30-2.90

1 7.18

1.5 Fracture

Uneven

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Perfect basal {001}

Good to perfect_usually N/A

1.7 Mohs Hardness

3.5-4.05-6

2 10

1.8 Chemical Composition

Not Available

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Zinnwaldite and Turquoise Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Turquoise chemical formula.

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

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Zinnwaldite and Turquoise Specific Gravity

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