Caledonite and Cerussite Physical Properties

Caledonite

Cerussite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

5.6-5.766.46-6.57

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

[001] perfect; [100] distinct

Good [110] and [021]

1.7 Mohs Hardness

2.5-33-3.5

2 10

1.8 Chemical Composition

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

PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Caledonite and Cerussite Chemical Formula

While comparing Caledonite and Cerussite 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 Caledonite and Cerussite chemical formula.

Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Caledonite and Cerussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Caledonite and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Caledonite and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Caledonite is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.