Gahnite and Papagoite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.00-4.62
3.25
Fracture
Conchoidal, Uneven
Brittle, Metallic
Cleavage
Indistinct parting on [111]
Imperfect in one direction
Mohs Hardness
7.5-8
5-5.5
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Gahnite and Papagoite Chemical Formula
While comparing Gahnite and Papagoite 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 Gahnite and Papagoite chemical formula.
- Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Gahnite and Papagoite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Gahnite and Papagoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Papagoite Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 3.25 whereas that of Papagoite is 3.25.