Scheelite and Hercynite Physical Properties

Scheelite

Hercynite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

5.9-6.3

Conchoidal, Uneven

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

4.5-5

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

4.39

Uneven

{111} Indistinct, {111} Indistinct, {111} Indistinct

7.5-8

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Scheelite and Hercynite Chemical Formula

While comparing Scheelite and Hercynite 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 Scheelite and Hercynite chemical formula.

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Scheelite and Hercynite Specific Gravity

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