Scheelite and Hematite Physical Properties

Scheelite

Hematite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

5.9-6.35.00-5.30

1 7.18

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Fracture

Conchoidal, Uneven

Uneven, ConchoidalWalter Schumann, Conchoidal

Cleavage

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

None, may show partings on {0001} and {10 1 1}

Mohs Hardness

4.5-56

2 10

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Chemical Composition

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

Fe 2O 3Arthur Thomas , Gemstones (2009)

Scheelite and Hematite Chemical Formula

While comparing Scheelite and Hematite 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 Hematite chemical formula.

Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)

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Scheelite and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Scheelite and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scheelite and Hematite Optical Properties during the identification of gemstone. Specific gravity of Scheelite is 5.00-5.30 whereas that of Hematite is 5.00-5.30.