Pyrite Marcasite and Gibbsite Physical Properties

Pyrite Marcasite

Gibbsite

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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

4.9-5.22.35

1 7.18

1.5 Fracture

Not Available

Fibrous, Difficult, Fibrous

1.6 Cleavage

None

{001} Perfect

1.7 Mohs Hardness

6-6.52.5-3

2 10

1.8 Chemical Composition

Not Available

Al(OH)3

Pyrite Marcasite and Gibbsite Chemical Formula

While comparing Pyrite Marcasite and Gibbsite 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 Gibbsite chemical formula.

Chemical formula of Gibbsite- Al(OH)3

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Pyrite Marcasite and Gibbsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrite Marcasite and Gibbsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrite Marcasite and Gibbsite Optical Properties during the identification of gemstone. Specific gravity of Pyrite Marcasite is 2.35 whereas that of Gibbsite is 2.35.