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Colemanite
Colemanite

Tortoiseshell
Tortoiseshell



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Colemanite
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Tortoiseshell

Colemanite and Tortoiseshell 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
2.40-2.421.25-1.35
Amber
1 7.18
1.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Not Available
1.6 Cleavage
{010} Perfect, {001} Distinct
Not Available
1.7 Mohs Hardness
4.5Not Available
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 Tortoiseshell Chemical Formula

While comparing Colemanite and Tortoiseshell 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 Tortoiseshell 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 Tortoiseshell Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Tortoiseshell Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Tortoiseshell Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 1.25-1.35 whereas that of Tortoiseshell is 1.25-1.35.