Pyrrhotite and Crocoite Physical Properties

Pyrrhotite

Crocoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.58-4.655.90-6.10

1 7.18

1.5 Fracture

Uneven

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

1.6 Cleavage

Absent

{110} Distinct, {001} Indistinct, {100} Indistinct

1.7 Mohs Hardness

3.5-4.52.5-3

2 10

1.8 Chemical Composition

Not Available

PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pyrrhotite and Crocoite Chemical Formula

While comparing Pyrrhotite and Crocoite 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 Crocoite chemical formula.

Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Pyrrhotite and Crocoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrrhotite and Crocoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrrhotite and Crocoite Optical Properties during the identification of gemstone. Specific gravity of Pyrrhotite is 5.90-6.10 whereas that of Crocoite is 5.90-6.10.