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Caledonite
Caledonite

Almandine
Almandine



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Caledonite
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Almandine

Caledonite and Almandine 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)
 
-
-
-
3.95-4.30
Conchoidal
none
7-7.5
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Caledonite and Almandine Chemical Formula

While comparing Caledonite and Almandine 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 Almandine chemical formula.

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Caledonite and Almandine Specific Gravity

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