Nickeline and Turquoise Physical Properties

Nickeline

Turquoise

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.30-2.90

1 7.18

1.5 Fracture

Conchoidal, Uneven

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

Good to perfect_usually N/A

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

Not Available

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Nickeline and Turquoise Chemical Formula

While comparing Nickeline 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 Nickeline and Turquoise chemical formula.

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

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Nickeline and Turquoise Specific Gravity

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