Pyrargyrite and Ajoite Physical Properties

Pyrargyrite

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

5.852.96

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle

Not Available

1.6 Cleavage

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

Perfect on {010}

1.7 Mohs Hardness

2.5-35

2 10

1.8 Chemical Composition

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

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Pyrargyrite and Ajoite Chemical Formula

While comparing Pyrargyrite and Ajoite 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 Ajoite chemical formula.

Chemical formula of Pyrargyrite- Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Pyrargyrite and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrargyrite and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrargyrite and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Pyrargyrite is 2.96 whereas that of Ajoite is 2.96.