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Vlasovite
Vlasovite

Boulder Opal
Boulder Opal



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Vlasovite
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Boulder Opal

Vlasovite and Boulder Opal Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Nearly insoluble in HCl and HNO3
-

Durability

-
-

Specific Gravity

2.971.98-2.25
1 7.18
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Fracture

Conchoidal
Conchoidal

Cleavage

Distinct on {010}
None

Mohs Hardness

65-6.5
2 10
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Chemical Composition

-
SiO 2 + H 2OUlrich Henn and Claudio C.

Vlasovite and Boulder Opal Chemical Formula

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

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

Vlasovite and Boulder Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vlasovite and Boulder Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vlasovite and Boulder Opal Optical Properties during the identification of gemstone. Specific gravity of Vlasovite is 1.98-2.25 whereas that of Boulder Opal is 1.98-2.25.