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Chrysocolla and Corundum Physical Properties


Corundum and Chrysocolla Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
insoluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.00-2.45   
3.90-4.05   

Fracture
Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
Uneven, Uneven, Gems, Difficult, Fibrous   

Cleavage
none   
None – parting in 3 directions   

Mohs Hardness
2-4   
9   

Chemical Composition
Cu2H2Si2O5(OH)4   
Al 2O 3Arthur Thomas , Gemstones (2009)   

Optical Properties >>
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Chrysocolla and Corundum Chemical Formula

While comparing Chrysocolla and Corundum 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 Chrysocolla and Corundum chemical formula.

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Chrysocolla and Corundum Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysocolla and Corundum Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Corundum Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 3.90-4.05 whereas that of Corundum is 3.90-4.05.

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