Plumbogummite and Caledonite Physical Properties

Plumbogummite

Caledonite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

Soluble

4.014

Uneven, Conchoidal

None

4-5

PbAl3(PO4)(SO4)(OH)6

Brittle

5.6-5.76

Uneven

[001] perfect; [100] distinct

2.5-3

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

Plumbogummite and Caledonite Chemical Formula

While comparing Plumbogummite 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 Plumbogummite and Caledonite chemical formula.

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Plumbogummite and Caledonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Plumbogummite and Caledonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Plumbogummite Vs Caledonite during the identification of gemstone. Specific gravity of Plumbogummite is whereas that of Caledonite is .