Chiastolite and Turquoise Physical Properties

Chiastolite

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

3.00-3.152.30-2.90

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

5-5.55-6

2 10

1.8 Chemical Composition

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Chiastolite and Turquoise Chemical Formula

While comparing Chiastolite 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 Chiastolite and Turquoise chemical formula.

Chemical formula of Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O

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Chiastolite and Turquoise Specific Gravity

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