Williamsite and Scheelite Physical Properties

Williamsite

Scheelite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.51-2.635.9-6.3

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Handbook of mineralogy (2001)

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

44.5-5

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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

Williamsite and Scheelite Chemical Formula

While comparing Williamsite 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 Williamsite and Scheelite chemical formula.

Chemical formula of Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Williamsite and Scheelite Specific Gravity

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