Cobaltite and Phenakite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
6.3
2.90-2.98
Fracture
UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
Cleavage
{100} Good, {010} Good, {001} Good
Distinct on {11 2 0}, imperfect on {10 1 1}
Chemical Composition
CoAsSAnthony et al , Handbook of mineralogy (2001)
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cobaltite and Phenakite Chemical Formula
While comparing Cobaltite and Phenakite 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 Cobaltite and Phenakite chemical formula.
- Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
- Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cobaltite and Phenakite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Cobaltite and Phenakite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Phenakite Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 2.90-2.98 whereas that of Phenakite is 2.90-2.98.