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Marcasite
Marcasite

Albite
Albite



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Marcasite
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Albite

Marcasite and Albite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.80-4.902.60-2.65
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal
1.6 Cleavage
{010} Indistinct
Perfect on {001}, very good on {010}, imperfect on {110}
1.7 Mohs Hardness
6-6.56-6.5
Amber
2 10
1.8 Chemical Composition
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
NaAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Marcasite and Albite Chemical Formula

While comparing Marcasite and Albite 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 Albite chemical formula.

  • Chemical formula of Marcasite- FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Albite- NaAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Marcasite and Albite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marcasite and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marcasite and Albite Optical Properties during the identification of gemstone. Specific gravity of Marcasite is 2.60-2.65 whereas that of Albite is 2.60-2.65.