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Caledonite
Caledonite

Colemanite
Colemanite



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Caledonite
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Colemanite

Caledonite and Colemanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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)
 
-
-
-
2.40-2.42
-
{010} Perfect, {001} Distinct
4.5
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Caledonite and Colemanite Chemical Formula

While comparing Caledonite and Colemanite 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 Colemanite chemical formula.

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Caledonite and Colemanite Specific Gravity

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