Franklinite and Shigaite Physical Properties
Tenacity
Not Available
  
Moderately flexible
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
5.05-5.22
  
2.32
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
  
Flexible Flexible fragments.
  
Cleavage
None
  
Perfect on {0001}
  
Mohs Hardness
5.5-6
  
2
  
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
  
Not Available
  
Franklinite and Shigaite Chemical Formula
While comparing Franklinite and Shigaite 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 Shigaite chemical formula.
- Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
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Franklinite and Shigaite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Franklinite and Shigaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Shigaite Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 2.32 whereas that of Shigaite is 2.32.