Sunstone and Edenite Physical Properties

Sunstone

Edenite

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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

2.62-2.653.05-3.37

1 7.18

1.5 Fracture

Gemstones of the world (2001)

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

001

Good on (110)

1.7 Mohs Hardness

65-6

2 10

1.8 Chemical Composition

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

NaCa2Mg5Si7AlO22(OH)2

Sunstone and Edenite Chemical Formula

While comparing Sunstone and Edenite 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 Sunstone and Edenite chemical formula.

Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2

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Sunstone and Edenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sunstone and Edenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sunstone and Edenite Optical Properties during the identification of gemstone. Specific gravity of Sunstone is 3.05-3.37 whereas that of Edenite is 3.05-3.37.