Feldspar and Pyrite Marcasite Physical Properties

Feldspar

Pyrite 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

2.56-2.754.9-5.2

1 7.18

1.5 Fracture

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

Not Available

1.6 Cleavage

two or three

None

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

Not Available

Feldspar and Pyrite Marcasite Chemical Formula

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

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Feldspar and Pyrite Marcasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Feldspar and Pyrite Marcasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Feldspar and Pyrite Marcasite Optical Properties during the identification of gemstone. Specific gravity of Feldspar is 4.9-5.2 whereas that of Pyrite Marcasite is 4.9-5.2.