Augelite and Cassiterite Physical Properties

Augelite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.70-2.756.86-7.03

1 7.18

1.5 Fracture

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

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

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

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

4.5-56-7

2 10

1.8 Chemical Composition

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

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Augelite and Cassiterite Chemical Formula

While comparing Augelite and Cassiterite 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 Cassiterite chemical formula.

Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Augelite and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augelite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augelite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Augelite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.