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Simpsonite
Simpsonite

Iolite
Iolite



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Simpsonite
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Iolite

Simpsonite and Iolite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available2.6-2.7
Amber
1 7.18
1.5 Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Not Available
1.6 Cleavage
None
3,1
1.7 Mohs Hardness
7-7.57-7.5
Amber
2 10
1.8 Chemical Composition
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Mg2Al4Si5O18

Simpsonite and Iolite Chemical Formula

While comparing Simpsonite and Iolite 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 Simpsonite and Iolite chemical formula.

  • Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
  • Chemical formula of Iolite- Mg2Al4Si5O18

Simpsonite and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Iolite Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 2.6-2.7 whereas that of Iolite is 2.6-2.7.