Colemanite and Ruby Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.40-2.42
3.97-4.05
Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Conchoidal
Cleavage
{010} Perfect, {001} Distinct
No true cleavage
Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2 O 3
Colemanite and Ruby Chemical Formula
While comparing Colemanite and Ruby 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 Ruby chemical formula.
- Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Ruby- Al 2 O 3
Colemanite and Ruby Specific Gravity
Another important criteria for qualitative analysis of gemstones is Colemanite and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Ruby Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 3.97-4.05 whereas that of Ruby is 3.97-4.05.