Microcline and Marcasite Physical Properties

Microcline

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

2.55-2.634.80-4.90

1 7.18

1.5 Fracture

Uneven, Uneven, Gems

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

1.6 Cleavage

{001} Perfect, {010} Good

{010} Indistinct

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

KAlSi 3O 8Arthur Thomas , Gemstones (2009)

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

Microcline and Marcasite Chemical Formula

While comparing Microcline 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 Microcline and Marcasite chemical formula.

Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Microcline and Marcasite Specific Gravity

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