Amazonite and Anorthite Physical Properties

Amazonite

Anorthite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.572.77

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Perfect [001] good [010] poor [110]

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

KAlSi₃O₈

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Amazonite and Anorthite Chemical Formula

While comparing Amazonite and Anorthite 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 Amazonite and Anorthite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Amazonite and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 2.77 whereas that of Anorthite is 2.77.