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Spodumene
Spodumene

Franklinite
Franklinite



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Spodumene
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Franklinite

Spodumene and Franklinite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
insoluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.15-3.215.05-5.22
Amber
1 7.18
1.5 Fracture
Uneven, Subconchoidal, Gemstones (2009)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
1.6 Cleavage
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
None
1.7 Mohs Hardness
6-75.5-6
Amber
2 10
1.8 Chemical Composition
LiAlSi2O6
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Spodumene and Franklinite Chemical Formula

While comparing Spodumene and Franklinite 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 Spodumene and Franklinite chemical formula.

  • Chemical formula of Spodumene- LiAlSi2O6
  • Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Spodumene and Franklinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Franklinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Franklinite Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 5.05-5.22 whereas that of Franklinite is 5.05-5.22.