Verdite and Colemanite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.80-3.0
2.40-2.42
Fracture
Not Available
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Cleavage
{110} Good
{010} Perfect, {001} Distinct
Chemical Composition
NaFeS2•2(H2O)
Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Verdite and Colemanite Chemical Formula
While comparing Verdite and Colemanite 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 Verdite and Colemanite chemical formula.
- Chemical formula of Verdite- NaFeS2•2(H2O)
- Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Verdite and Colemanite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Verdite and Colemanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Colemanite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 2.40-2.42 whereas that of Colemanite is 2.40-2.42.