Sunstone and Pyrargyrite Physical Properties

Sunstone

Pyrargyrite

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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

2.62-2.655.85

1 7.18

1.5 Fracture

Gemstones of the world (2001)

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

1.6 Cleavage

001

Distinct on {10 1 1}, imperfect on {01 1 2}

1.7 Mohs Hardness

62.5-3

2 10

1.8 Chemical Composition

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

Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Sunstone and Pyrargyrite Chemical Formula

While comparing Sunstone and Pyrargyrite 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 Pyrargyrite chemical formula.

Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Sunstone and Pyrargyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sunstone and Pyrargyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sunstone and Pyrargyrite Optical Properties during the identification of gemstone. Specific gravity of Sunstone is 5.85 whereas that of Pyrargyrite is 5.85.