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Nepouite
Nepouite

Simpsonite
Simpsonite



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Nepouite
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Simpsonite

Nepouite and Simpsonite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.18-3.24-9999
1 7.18
👆🏻

Fracture

-
Conchoidal

Cleavage

perfect on {001}
None

Mohs Hardness

27-7.5
2 10
👆🏻

Chemical Composition

Ni3(Si2O5)(OH)4
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Nepouite and Simpsonite Chemical Formula

While comparing Nepouite and Simpsonite 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 Nepouite and Simpsonite chemical formula.

  • Chemical formula of Nepouite- Ni3(Si2O5)(OH)4
  • Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Nepouite and Simpsonite Specific Gravity

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