Iolite and Cobaltite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.6-2.7
6.3
Fracture
Not Available
UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic
Cleavage
3,1
{100} Good, {010} Good, {001} Good
Chemical Composition
Mg2Al4Si5O18
CoAsSAnthony et al , Handbook of mineralogy (2001)
Iolite and Cobaltite Chemical Formula
While comparing Iolite and Cobaltite 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 Iolite and Cobaltite chemical formula.
- Chemical formula of Iolite- Mg2Al4Si5O18
- Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Iolite and Cobaltite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Iolite and Cobaltite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Cobaltite Optical Properties during the identification of gemstone. Specific gravity of Iolite is 6.3 whereas that of Cobaltite is 6.3.