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Apophyllite
Apophyllite

Marcasite
Marcasite



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Apophyllite
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Marcasite

Apophyllite and Marcasite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.30-2.504.80-4.90
Amber
1 7.18
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
1.6 Cleavage
Perfect on (001)
{010} Indistinct
1.7 Mohs Hardness
4.5-56-6.5
Amber
2 10
1.8 Chemical Composition
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Apophyllite and Marcasite Chemical Formula

While comparing Apophyllite 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 Apophyllite and Marcasite chemical formula.

  • Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
  • Chemical formula of Marcasite- FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Apophyllite and Marcasite Specific Gravity

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