Franklinite and Albite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
5.05-5.22
  
2.60-2.65
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
  
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal
  
Cleavage
None
  
Perfect on {001}, very good on {010}, imperfect on {110}
  
Mohs Hardness
5.5-6
  
6-6.5
  
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
  
NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Franklinite and Albite Chemical Formula
While comparing Franklinite and Albite 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 Albite chemical formula.
- Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
- Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Franklinite and Albite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Franklinite and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Albite Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 2.60-2.65 whereas that of Albite is 2.60-2.65.