Turquoise and Hibonite Physical Properties

Turquoise

Hibonite

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Physical Properties

Tenacity

Solubility

Soluble

Durability

Specific Gravity

2.30-2.903.84

1 7.18

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Fracture

Conchoidal

Subconchoidal, Conchoidal

Cleavage

Good to perfect_usually N/A

{0001} good, {10 1 0} parting

Mohs Hardness

5-67.5-8

2 10

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Chemical Composition

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

(Ca,Ce)(Al,Ti,Mg)12O19

Turquoise and Hibonite Chemical Formula

While comparing Turquoise and Hibonite 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 Hibonite chemical formula.

Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O
Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

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Turquoise and Hibonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Turquoise and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 3.84 whereas that of Hibonite is 3.84.