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Pearl
Pearl

Turquoise
Turquoise



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Pearl
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Turquoise

Pearl and Turquoise Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.60-2.852.30-2.90
Amber
1 7.18
1.5 Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
1.6 Cleavage
none
Good to perfect_usually N/A
1.7 Mohs Hardness
2.5-4.55-6
Amber
2 10
1.8 Chemical Composition
Not Available
CuAl6(PO4)4(OH)8 • 4H2O

Pearl and Turquoise Chemical Formula

While comparing Pearl 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 Pearl and Turquoise chemical formula.

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

Pearl and Turquoise Specific Gravity

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