Scheelite and Orthoclase Physical Properties

Scheelite

Orthoclase

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.9-6.32.54-2.61

1 7.18

1.5 Fracture

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

Gems, Uneven

1.6 Cleavage

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

Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.

1.7 Mohs Hardness

4.5-56

2 10

1.8 Chemical Composition

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

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Scheelite and Orthoclase Chemical Formula

While comparing Scheelite and Orthoclase 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 Orthoclase chemical formula.

Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Orthoclase- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Scheelite and Orthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Scheelite and Orthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scheelite and Orthoclase Optical Properties during the identification of gemstone. Specific gravity of Scheelite is 2.54-2.61 whereas that of Orthoclase is 2.54-2.61.