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Colemanite
Colemanite

Augelite
Augelite



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Colemanite
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Augelite

Colemanite and Augelite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.40-2.422.70-2.75
Amber
1 7.18
1.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
{010} Perfect, {001} Distinct
From the Greek for luster, for its pearly luster on the cleavage.
1.7 Mohs Hardness
4.54.5-5
Amber
2 10
1.11 Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Al 2(PO 4)(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Colemanite and Augelite Chemical Formula

While comparing Colemanite and Augelite 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 Colemanite and Augelite chemical formula.

  • Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Augelite- Al 2(PO 4)(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Colemanite and Augelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Augelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Augelite Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 2.70-2.75 whereas that of Augelite is 2.70-2.75.