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Pyrite Marcasite
Pyrite Marcasite

Topaz
Topaz



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Pyrite Marcasite
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Topaz

Pyrite Marcasite and Topaz 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
4.9-5.23.49-3.57
Amber
1 7.18
1.5 Fracture
Not Available
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
1.6 Cleavage
None
[001] Perfect
1.7 Mohs Hardness
6-6.58
Amber
2 10
1.8 Chemical Composition
Not Available
Al2SiO4(F,OH)2

Pyrite Marcasite and Topaz Chemical Formula

While comparing Pyrite Marcasite and Topaz 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 Pyrite Marcasite and Topaz chemical formula.

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  • Chemical formula of Topaz- Al2SiO4(F,OH)2

Pyrite Marcasite and Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrite Marcasite and Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrite Marcasite and Topaz Optical Properties during the identification of gemstone. Specific gravity of Pyrite Marcasite is 3.49-3.57 whereas that of Topaz is 3.49-3.57.