Turquoise and Gaspeite Physical Properties

Turquoise

Gaspeite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

HCl soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.30-2.903.71

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Uneven

1.6 Cleavage

Good to perfect_usually N/A

{10 1 1} Good

1.7 Mohs Hardness

5-64.5-5

2 10

1.8 Chemical Composition

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

(Ni,Mg,Fe++)CO3

Turquoise and Gaspeite Chemical Formula

While comparing Turquoise and Gaspeite 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 Gaspeite chemical formula.

Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O
Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3

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Turquoise and Gaspeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Turquoise and Gaspeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Gaspeite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 3.71 whereas that of Gaspeite is 3.71.