Austinite and Scheelite Physical Properties

Austinite

Scheelite

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Physical Properties

Tenacity

Brittle

Solubility

Easily soluble in cold dilute HCl

Durability

Specific Gravity

4.125.9-6.3

1 7.18

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Fracture

Uneven

Conchoidal, Uneven

Cleavage

Good in two directions parallel to the prism faces {110}

On {101}, distinct; on {112}, interrupted; on {001}, indistinct

Mohs Hardness

4-4.54.5-5

2 10

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Chemical Composition

CaZn(AsO4)(OH)

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

Austinite and Scheelite Chemical Formula

While comparing Austinite and Scheelite 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 Austinite and Scheelite chemical formula.

Chemical formula of Austinite- CaZn(AsO4)(OH)
Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Austinite Vs Apophyllite KF

Austinite Vs Gaspeite

Austinite Vs Gyrolite

Austinite and Scheelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Austinite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Austinite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Austinite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.