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Boulder Opal
Boulder Opal

Narsarsukite
Narsarsukite



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Boulder Opal
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Narsarsukite

Boulder Opal and Narsarsukite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.98-2.252.72-2.83
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
1.6 Cleavage
Not Available
Good on {100} and {110}
1.7 Mohs Hardness
5-6.56-7
Amber
2 10
1.8 Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Boulder Opal and Narsarsukite Chemical Formula

While comparing Boulder Opal and Narsarsukite 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 Narsarsukite chemical formula.

  • Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
  • Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Boulder Opal and Narsarsukite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Boulder Opal and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boulder Opal and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Boulder Opal is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.