Augelite and Vishnevite Physical Properties

Augelite

Vishnevite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.70-2.75Not Available

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Uneven

1.6 Cleavage

From the Greek for luster, for its pearly luster on the cleavage.

Perfect

1.7 Mohs Hardness

4.5-55-6

2 10

1.8 Chemical Composition

Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Augelite and Vishnevite Chemical Formula

While comparing Augelite and Vishnevite 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 Augelite and Vishnevite chemical formula.

Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Augelite and Vishnevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augelite and Vishnevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augelite and Vishnevite Optical Properties during the identification of gemstone. Specific gravity of Augelite is Not Available whereas that of Vishnevite is Not Available.