Pyrrhotite and Caledonite Physical Properties

Pyrrhotite

Caledonite

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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

4.58-4.655.6-5.76

1 7.18

1.5 Fracture

Uneven

Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)

1.6 Cleavage

Absent

[001] perfect; [100] distinct

1.7 Mohs Hardness

3.5-4.52.5-3

2 10

1.8 Chemical Composition

Not Available

Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Pyrrhotite and Caledonite Chemical Formula

While comparing Pyrrhotite and Caledonite 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 Caledonite chemical formula.

Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

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Pyrrhotite and Caledonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrrhotite and Caledonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrrhotite and Caledonite Optical Properties during the identification of gemstone. Specific gravity of Pyrrhotite is 5.6-5.76 whereas that of Caledonite is 5.6-5.76.