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Andesine
Andesine

Epidote
Epidote



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Andesine
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Andesine and Epidote Physical Properties

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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
3.25-3.50
1.5 Fracture
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Fibrous
1.6 Cleavage
Perfect on {001}, good on {010}
{001} perfect and {100} imperfect
1.7 Mohs Hardness
6-6.5
6-7
1.8 Chemical Composition
(Na,Ca)Al1-2Si3-2O8
CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Andesine and Epidote Chemical Formula

While comparing Andesine and Epidote 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 Epidote chemical formula.

  • Chemical formula of Andesine- (Na,Ca)Al1-2Si3-2O8
  • Chemical formula of Epidote- CaAl 2(Fe3+ ,Al)Si 3O 12(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Andesine and Epidote Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Epidote Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Epidote Optical Properties during the identification of gemstone. Specific gravity of Andesine is 3.25-3.50 whereas that of Epidote is 3.25-3.50.