Augelite and Apophyllite KF Physical Properties

Augelite

Apophyllite KF

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.70-2.75

Conchoidal

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

4.5-5

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

Brittle

2.33-2.37

Uneven

Perfect on {001}, imperfect on {110}

4.5-5

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Augelite and Apophyllite KF Chemical Formula

While comparing Augelite and Apophyllite KF 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 Apophyllite KF chemical formula.

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Augelite and Apophyllite KF Specific Gravity

Another important criteria for qualitative analysis of gemstones is Augelite and Apophyllite KF Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Augelite Vs Apophyllite KF during the identification of gemstone. Specific gravity of Augelite is whereas that of Apophyllite KF is .