Gahnite and Realgar Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.00-4.62
3.56
Fracture
Conchoidal, Uneven
(e.g. graphite).
Cleavage
Indistinct parting on [111]
{010} Good
Mohs Hardness
7.5-8
Not Available
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Gahnite and Realgar Chemical Formula
While comparing Gahnite and Realgar 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 Realgar chemical formula.
- Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Gahnite and Realgar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Gahnite and Realgar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Realgar Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 3.56 whereas that of Realgar is 3.56.