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Turquoise
Turquoise

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Turquoise and Adamite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.30-2.90
4.32-4.48
1.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic
1.6 Cleavage
Good to perfect_usually N/A
{101}, good; {010}, poor
1.7 Mohs Hardness
5-6
3.5
1.8 Chemical Composition
CuAl6(PO4)4(OH)8 • 4H2O
Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)

Turquoise and Adamite Chemical Formula

While comparing Turquoise and Adamite 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 Turquoise and Adamite chemical formula.

  • Chemical formula of Turquoise- CuAl6(PO4)4(OH)8 • 4H2O
  • Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)

Turquoise and Adamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Turquoise and Adamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Adamite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 4.32-4.48 whereas that of Adamite is 4.32-4.48.