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Stibiotantalite
Stibiotantalite

Spinel
Spinel



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Stibiotantalite
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Spinel

Stibiotantalite and Spinel Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
none
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available3.64-3.66
Amber
1 7.18
1.5 Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
{???} Perfect
None, but may exhibit slight parting
1.7 Mohs Hardness
5.5-68
Amber
2 10
1.8 Chemical Composition
SbTaO 4Ulrich Henn and Claudio C.
MgAl2O4

Stibiotantalite and Spinel Chemical Formula

While comparing Stibiotantalite and Spinel 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 Stibiotantalite and Spinel chemical formula.

  • Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
  • Chemical formula of Spinel- MgAl2O4

Stibiotantalite and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stibiotantalite and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stibiotantalite and Spinel Optical Properties during the identification of gemstone. Specific gravity of Stibiotantalite is 3.64-3.66 whereas that of Spinel is 3.64-3.66.