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Andesine
Andesine

Chrome-Chalcedony
Chrome-Chalcedony



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Andesine
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Andesine and Chrome-Chalcedony Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.65-2.69
2.55-2.70
1.5 Fracture
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)
Not Available
1.6 Cleavage
Perfect on {001}, good on {010}
Not Available
1.7 Mohs Hardness
6-6.5
6.5-7
1.8 Chemical Composition
(Na,Ca)Al1-2Si3-2O8
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Andesine and Chrome-Chalcedony Chemical Formula

While comparing Andesine and Chrome-Chalcedony 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 Andesine and Chrome-Chalcedony chemical formula.

  • Chemical formula of Andesine- (Na,Ca)Al1-2Si3-2O8
  • Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Andesine and Chrome-Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Chrome-Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Chrome-Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Andesine is 2.55-2.70 whereas that of Chrome-Chalcedony is 2.55-2.70.

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