Pyrargyrite and Nuummite Physical Properties

Pyrargyrite

Nuummite

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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

5.853.18-3.37

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

Conchoidal

1.6 Cleavage

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

Perfect on 210

1.7 Mohs Hardness

2.5-35.5-6

2 10

1.8 Chemical Composition

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

Not Available

Pyrargyrite and Nuummite Chemical Formula

While comparing Pyrargyrite and Nuummite 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 Nuummite chemical formula.

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

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Pyrargyrite and Nuummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrargyrite and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrargyrite and Nuummite Optical Properties during the identification of gemstone. Specific gravity of Pyrargyrite is 3.18-3.37 whereas that of Nuummite is 3.18-3.37.