Augelite and Crocoite Physical Properties

Augelite

Crocoite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.70-2.755.90-6.10

1 7.18

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Fracture

Conchoidal

Cleavage

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

{110} Distinct, {001} Indistinct, {100} Indistinct

Mohs Hardness

4.5-52.5-3

2 10

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Chemical Composition

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

PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Augelite and Crocoite Chemical Formula

While comparing Augelite and Crocoite 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 Crocoite chemical formula.

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

Compare Colorless Gems

Augelite Vs Beryl

Augelite Vs Beryllonite

Augelite Vs Black Opal

Augelite and Crocoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augelite and Crocoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augelite and Crocoite Optical Properties during the identification of gemstone. Specific gravity of Augelite is 5.90-6.10 whereas that of Crocoite is 5.90-6.10.