Ruby and Pyrargyrite Physical Properties

Ruby

Pyrargyrite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.97-4.055.85

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

1.6 Cleavage

No true cleavage

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

1.7 Mohs Hardness

92.5-3

2 10

1.8 Chemical Composition

Al ₂ O ₃

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

Ruby and Pyrargyrite Chemical Formula

While comparing Ruby 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 Ruby and Pyrargyrite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ruby and Pyrargyrite Specific Gravity

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