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Andesine
Andesine

Colemanite
Colemanite



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Andesine
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Colemanite

Andesine and Colemanite 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
2.65-2.692.40-2.42
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
1.6 Cleavage
Perfect on {001}, good on {010}
{010} Perfect, {001} Distinct
1.7 Mohs Hardness
6-6.54.5
Amber
2 10
1.8 Chemical Composition
(Na,Ca)Al1-2Si3-2O8
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Andesine and Colemanite Chemical Formula

While comparing Andesine and Colemanite 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 Colemanite chemical formula.

  • Chemical formula of Andesine- (Na,Ca)Al1-2Si3-2O8
  • Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Andesine and Colemanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Colemanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Colemanite Optical Properties during the identification of gemstone. Specific gravity of Andesine is 2.40-2.42 whereas that of Colemanite is 2.40-2.42.