Demantoid and Turquoise Physical Properties

Demantoid

Turquoise

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.77-3.952.30-2.90

1 7.18

1.5 Fracture

Not Available

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

Good to perfect_usually N/A

1.7 Mohs Hardness

6.55-6

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Demantoid and Turquoise Chemical Formula

While comparing Demantoid 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 Demantoid and Turquoise chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O

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Demantoid and Turquoise Specific Gravity

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