Imperial Topaz and Augelite Physical Properties

Imperial Topaz

Augelite

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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

3.49-3.572.70-2.75

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

84.5-5

2 10

1.8 Chemical Composition

Not Available

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

Imperial Topaz and Augelite Chemical Formula

While comparing Imperial Topaz and Augelite 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 Imperial Topaz and Augelite chemical formula.

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

Compare Red Gemstones

Imperial Topaz Vs Microlite

Imperial Topaz Vs Mimetite

Imperial Topaz Vs Marble

Imperial Topaz and Augelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Imperial Topaz and Augelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Imperial Topaz and Augelite Optical Properties during the identification of gemstone. Specific gravity of Imperial Topaz is 2.70-2.75 whereas that of Augelite is 2.70-2.75.