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Colemanite
Colemanite

Riebeckite
Riebeckite



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Colemanite
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Riebeckite

Colemanite and Riebeckite 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
2.40-2.423.28-3.44
Amber
1 7.18
1.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Uneven, Splintery, Brittle
1.6 Cleavage
{010} Perfect, {001} Distinct
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
1.7 Mohs Hardness
4.55.0-6.0
Amber
2 10
1.8 Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Not Available

Colemanite and Riebeckite Chemical Formula

While comparing Colemanite and Riebeckite 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 Riebeckite chemical formula.

  • Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Colemanite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.