Stibiotantalite and Pyrargyrite Physical Properties

Stibiotantalite

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

Not Available5.85

1 7.18

1.5 Fracture

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

1.6 Cleavage

{???} Perfect

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

1.7 Mohs Hardness

5.5-62.5-3

2 10

1.8 Chemical Composition

SbTaO 4Ulrich Henn and Claudio C.

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

Stibiotantalite and Pyrargyrite Chemical Formula

While comparing Stibiotantalite 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 Stibiotantalite and Pyrargyrite chemical formula.

Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Stibiotantalite and Pyrargyrite Specific Gravity

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