Marcasite and Prase Physical Properties

Marcasite

Prase

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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

4.80-4.902.64-2.69

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)

1.6 Cleavage

{010} Indistinct

Not Available

1.7 Mohs Hardness

6-6.57

2 10

1.8 Chemical Composition

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

SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Marcasite and Prase Chemical Formula

While comparing Marcasite and Prase 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 Marcasite and Prase chemical formula.

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

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Marcasite and Prase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marcasite and Prase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marcasite and Prase Optical Properties during the identification of gemstone. Specific gravity of Marcasite is 2.64-2.69 whereas that of Prase is 2.64-2.69.