Labradorite and Turquoise Physical Properties

Labradorite

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

2.69-2.72

2.30-2.90

1.5 Fracture

Uneven, Conchoidal, Gems, Sixth Edition (2006)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

Good to perfect_usually N/A

1.7 Mohs Hardness

6-6.5

5-6

1.8 Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Labradorite and Turquoise Chemical Formula

While comparing Labradorite 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 Labradorite and Turquoise chemical formula.

Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈
Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O

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Labradorite and Turquoise Specific Gravity

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