Turquoise and Diaspore Physical Properties

Turquoise

Diaspore

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1 Physical Properties

1.1 Tenacity

Not Available

Very brittle

1.2 Solubility

Soluble

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.30-2.903.30-3.40

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Good to perfect_usually N/A

{010} perfect, {110} distinct, {100} in traces

1.7 Mohs Hardness

5-66.5-7

2 10

1.8 Chemical Composition

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Turquoise and Diaspore Chemical Formula

While comparing Turquoise and Diaspore 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 Diaspore chemical formula.

Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O
Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Turquoise and Diaspore Specific Gravity

Another important criteria for qualitative analysis of gemstones is Turquoise and Diaspore Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Diaspore Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 3.30-3.40 whereas that of Diaspore is 3.30-3.40.