Pyrite Marcasite and Turquoise Physical Properties

Pyrite Marcasite

Turquoise

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.9-5.22.30-2.90

1 7.18

1.5 Fracture

Not Available

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

None

Good to perfect_usually N/A

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

Not Available

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Pyrite Marcasite and Turquoise Chemical Formula

While comparing Pyrite Marcasite 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 Pyrite Marcasite and Turquoise chemical formula.

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

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Pyrite Marcasite and Turquoise Specific Gravity

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