Nuummite and Scheelite Physical Properties

Nuummite

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

3.18-3.375.9-6.3

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

Perfect on 210

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

1.7 Mohs Hardness

5.5-64.5-5

2 10

1.8 Chemical Composition

Not Available

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

Nuummite and Scheelite Chemical Formula

While comparing Nuummite 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 Nuummite and Scheelite chemical formula.

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

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Nuummite and Scheelite Specific Gravity

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