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Colemanite
Colemanite

Hackmanite
Hackmanite



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Colemanite
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Hackmanite

Colemanite and Hackmanite 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
2.40-2.422.27-2.33
Amber
1 7.18
1.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
1.6 Cleavage
{010} Perfect, {001} Distinct
Not Available
1.7 Mohs Hardness
4.55.5-6
Amber
2 10
1.8 Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Colemanite and Hackmanite Chemical Formula

While comparing Colemanite and Hackmanite 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 Hackmanite 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 Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Colemanite and Hackmanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Hackmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Hackmanite Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 2.27-2.33 whereas that of Hackmanite is 2.27-2.33.