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Chrysocolla
Chrysocolla

Corundum
Corundum



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Chrysocolla
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Corundum

Chrysocolla and Corundum Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
insoluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.00-2.453.90-4.05
Amber
1 7.18
1.5 Fracture
Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Uneven, Uneven, Gems, Difficult, Fibrous
1.6 Cleavage
none
None – parting in 3 directions
1.7 Mohs Hardness
2-49
Amber
2 10
1.8 Chemical Composition
Cu2H2Si2O5(OH)4
Al 2O 3Arthur Thomas , Gemstones (2009)

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.

  • Chemical formula of Chrysocolla- Cu2H2Si2O5(OH)4
  • Chemical formula of Corundum- Al 2O 3Arthur Thomas , Gemstones (2009)

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.