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Boulder Opal
Boulder Opal

Vishnevite
Vishnevite



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Boulder Opal
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Vishnevite

Boulder Opal and Vishnevite 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)
Brittle, Uneven
1.6 Cleavage
Not Available
Perfect
1.7 Mohs Hardness
5-6.55-6
Amber
2 10
1.8 Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
Not Available

Boulder Opal and Vishnevite Chemical Formula

While comparing Boulder Opal and Vishnevite 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 Vishnevite chemical formula.

  • Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
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Boulder Opal and Vishnevite Specific Gravity

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