Melanite and Scheelite Physical Properties

Melanite

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

3.70-4.105.9-6.3

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

6.5-74.5-5

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Melanite and Scheelite Chemical Formula

While comparing Melanite 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 Melanite and Scheelite chemical formula.

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

Compare Black Gemstones

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Melanite Vs Quartz

Melanite Vs Pyrargyrite

Melanite and Scheelite Specific Gravity

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