Caledonite and Pearl Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
5.6-5.76
2.60-2.85
Fracture
Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Cleavage
[001] perfect; [100] distinct
none
Mohs Hardness
2.5-3
2.5-4.5
Chemical Composition
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Not Available
Caledonite and Pearl Chemical Formula
While comparing Caledonite and Pearl 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 Pearl 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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Caledonite and Pearl Specific Gravity
Another important criteria for qualitative analysis of gemstones is Caledonite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Caledonite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Caledonite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.