Franklinite and Spodumene Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
insoluble
Durability
Not Available
Not Available
Specific Gravity
5.05-5.22
3.15-3.21
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Uneven, Subconchoidal, Gemstones (2009)
Cleavage
None
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
Chemical Composition
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
LiAlSi2O6
Franklinite and Spodumene Chemical Formula
While comparing Franklinite and Spodumene 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 Spodumene chemical formula.
- Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
- Chemical formula of Spodumene- LiAlSi2O6
Franklinite and Spodumene Specific Gravity
Another important criteria for qualitative analysis of gemstones is Franklinite and Spodumene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Franklinite and Spodumene Optical Properties during the identification of gemstone. Specific gravity of Franklinite is 3.15-3.21 whereas that of Spodumene is 3.15-3.21.