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Colemanite
Colemanite

Sard
Sard



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Colemanite
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Sard

Colemanite and Sard Physical Properties

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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
2.40-2.422.58-2.63
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
Not Available
1.7 Mohs Hardness
4.56.5-7
Amber
2 10
1.8 Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
SiO 2Ulrich Henn and Claudio C.

Colemanite and Sard Chemical Formula

While comparing Colemanite and Sard 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 Sard 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 Sard- SiO 2Ulrich Henn and Claudio C.

Colemanite and Sard Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Sard Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Sard Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 2.58-2.63 whereas that of Sard is 2.58-2.63.