Pyrargyrite and Kyanite Cyprine Physical Properties

Pyrargyrite

Kyanite Cyprine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.853.55-3.70

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

Gemstones (2009)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

2.5-34-7

2 10

1.8 Chemical Composition

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

Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

Pyrargyrite and Kyanite Cyprine Chemical Formula

While comparing Pyrargyrite and Kyanite Cyprine 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 Pyrargyrite and Kyanite Cyprine chemical formula.

Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

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Pyrargyrite and Kyanite Cyprine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrargyrite and Kyanite Cyprine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrargyrite and Kyanite Cyprine Optical Properties during the identification of gemstone. Specific gravity of Pyrargyrite is 3.55-3.70 whereas that of Kyanite Cyprine is 3.55-3.70.