Clinozoisite and Augelite Physical Properties

Clinozoisite

Augelite

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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

3.21-3.382.70-2.75

1 7.18

1.5 Fracture

Irregular/uneven, Uneven

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

1.6 Cleavage

Perfect on {001}

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

1.7 Mohs Hardness

6-74.5-5

2 10

1.8 Chemical Composition

Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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

Clinozoisite and Augelite Chemical Formula

While comparing Clinozoisite 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 Clinozoisite and Augelite chemical formula.

Chemical formula of Clinozoisite- Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Clinozoisite and Augelite Specific Gravity

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