Glaucophane and Sunstone Physical Properties

Glaucophane

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

3-3.152.62-2.65

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Gemstones of the world (2001)

1.6 Cleavage

Good on [110] and on [001]

001

1.7 Mohs Hardness

6.0-6.56

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

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

Glaucophane and Sunstone Chemical Formula

While comparing Glaucophane 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 Glaucophane and Sunstone chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

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Glaucophane and Sunstone Specific Gravity

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