Pyrrhotite and Marialite Physical Properties

Pyrrhotite

Marialite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.58-4.652.50

1 7.18

1.5 Fracture

Uneven

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Absent

Distinct on {100} and {110}

1.7 Mohs Hardness

3.5-4.55.5-6

2 10

1.8 Chemical Composition

Not Available

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Pyrrhotite and Marialite Chemical Formula

While comparing Pyrrhotite and Marialite 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 Pyrrhotite and Marialite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Pyrrhotite and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrrhotite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrrhotite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Pyrrhotite is 2.50 whereas that of Marialite is 2.50.