Hauyne and Scheelite Physical Properties

Hauyne

Scheelite

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Physical Properties

Tenacity

Brittle

Solubility

Gelatinises in acids

Durability

Specific Gravity

2.4-2.55.9-6.3

1 7.18

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Fracture

Uneven, Conchoidal

Conchoidal, Uneven

Cleavage

Distinct on {110}

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

Mohs Hardness

5-64.5-5

2 10

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Chemical Composition

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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

Hauyne and Scheelite Chemical Formula

While comparing Hauyne 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 Hauyne and Scheelite chemical formula.

Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Hauyne and Scheelite Specific Gravity

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