Franklinite and Realgar Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
5.05-5.22
  
3.56
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
  
(e.g. graphite).
  
Cleavage
None
  
{010} Good
  
Mohs Hardness
5.5-6
  
Not Available
  
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
  
AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
  
Franklinite and Realgar Chemical Formula
While comparing Franklinite 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 Franklinite and Realgar chemical formula.
- Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
- Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Franklinite and Realgar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Franklinite and Realgar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Realgar Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 3.56 whereas that of Realgar is 3.56.