Amazonite and Sunstone Physical Properties

Amazonite

Sunstone

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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

2.55-2.572.62-2.65

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Gemstones of the world (2001)

1.6 Cleavage

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

001

1.7 Mohs Hardness

6-6.56

2 10

1.8 Chemical Composition

KAlSi₃O₈

Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

Amazonite and Sunstone Chemical Formula

While comparing Amazonite and Sunstone 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 Sunstone chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

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Amazonite and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.