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Boulder Opal
Boulder Opal

Stibiotantalite
Stibiotantalite



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Boulder Opal
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Stibiotantalite

Boulder Opal and Stibiotantalite Physical Properties

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
1.98-2.25Not Available
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.6 Cleavage
Not Available
{???} Perfect
1.7 Mohs Hardness
5-6.55.5-6
Amber
2 10
1.8 Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
SbTaO 4Ulrich Henn and Claudio C.

Boulder Opal and Stibiotantalite Chemical Formula

While comparing Boulder Opal and Stibiotantalite 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 Boulder Opal and Stibiotantalite chemical formula.

  • Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
  • Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.

Boulder Opal and Stibiotantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Boulder Opal and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boulder Opal and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Boulder Opal is Not Available whereas that of Stibiotantalite is Not Available.