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Povondraite
Povondraite

Andesine
Andesine



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Povondraite
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Povondraite and Andesine Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.26
2.65-2.69
1.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
None
Perfect on {001}, good on {010}
1.7 Mohs Hardness
Not Available
6-6.5
1.8 Chemical Composition
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
(Na,Ca)Al1-2Si3-2O8

Povondraite and Andesine Chemical Formula

While comparing Povondraite and Andesine 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 Povondraite and Andesine chemical formula.

  • Chemical formula of Povondraite- NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
  • Chemical formula of Andesine- (Na,Ca)Al1-2Si3-2O8

Povondraite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Povondraite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Povondraite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Povondraite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.