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Sapphire
Sapphire

Malachite
Malachite



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Sapphire
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Malachite

Sapphire and Malachite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
insoluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.95-4.033.25-4.10
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Conchoidal, Conchoidal, Gemstones (2009), Uneven
1.6 Cleavage
None, but may exhibit parting
Perfect on { 2 01} fair on {010}
1.7 Mohs Hardness
93.5-4
Amber
2 10
1.8 Chemical Composition
Al 2 O 3
Cu2CO3(OH)2

Sapphire and Malachite Chemical Formula

While comparing Sapphire and Malachite 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 Sapphire and Malachite chemical formula.

  • Chemical formula of Sapphire- Al 2 O 3
  • Chemical formula of Malachite- Cu2CO3(OH)2

Sapphire and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Malachite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 3.25-4.10 whereas that of Malachite is 3.25-4.10.