Anorthoclase and Labradorite Physical Properties

Anorthoclase

Labradorite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.56-2.622.69-2.72

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Conchoidal, Gems, Sixth Edition (2006)

1.6 Cleavage

From the Greek for oblique and fracture, descriptive of the cleavage

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

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

(Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

(Na,Ca)_1-2Si_3-2O₈

Anorthoclase and Labradorite Chemical Formula

While comparing Anorthoclase and Labradorite 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 Anorthoclase and Labradorite chemical formula.

Chemical formula of Anorthoclase- (Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

Compare Colorless Gems

Anorthoclase Vs Beryl

Anorthoclase Vs Black Opal

Anorthoclase Vs Beryllonite

Anorthoclase and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anorthoclase and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anorthoclase and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Anorthoclase is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.