Adamite and Pyrargyrite Physical Properties

Adamite

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

4.32-4.48

5.85

1.5 Fracture

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

1.6 Cleavage

{101}, good; {010}, poor

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

1.7 Mohs Hardness

3.5

2.5-3

1.8 Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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

Adamite and Pyrargyrite Chemical Formula

While comparing Adamite 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 Adamite and Pyrargyrite chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Adamite and Pyrargyrite Specific Gravity

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