Marcasite and Catapleiite Physical Properties

Marcasite

Catapleiite

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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

4.80-4.902.72

1 7.18

1.5 Fracture

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

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{010} Indistinct

{110} Perfect, {010} Perfect

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

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

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Marcasite and Catapleiite Chemical Formula

While comparing Marcasite and Catapleiite 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 Catapleiite chemical formula.

Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Marcasite and Catapleiite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marcasite and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marcasite and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Marcasite is 2.72 whereas that of Catapleiite is 2.72.