Vishnevite and Marcasite Physical Properties

Vishnevite

Marcasite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available4.80-4.90

1 7.18

1.5 Fracture

Brittle, Uneven

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

Perfect

{010} Indistinct

1.7 Mohs Hardness

5-66-6.5

2 10

1.8 Chemical Composition

Not Available

FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Vishnevite and Marcasite Chemical Formula

While comparing Vishnevite and Marcasite 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 Vishnevite and Marcasite chemical formula.

Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Vishnevite and Marcasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vishnevite and Marcasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vishnevite and Marcasite Optical Properties during the identification of gemstone. Specific gravity of Vishnevite is 4.80-4.90 whereas that of Marcasite is 4.80-4.90.