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Boulder Opal
Boulder Opal

Nuummite
Nuummite



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Boulder Opal
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Nuummite

Boulder Opal and Nuummite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.
 
-
-
-
3.18-3.37
Conchoidal
Perfect on 210
5.5-6
Na(Fe,Mg)7(AlSi7O22)(OH)2

Boulder Opal and Nuummite Chemical Formula

While comparing Boulder Opal and Nuummite 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 Nuummite chemical formula.

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Boulder Opal and Nuummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Boulder Opal and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boulder Opal Vs Nuummite during the identification of gemstone. Specific gravity of Boulder Opal is whereas that of Nuummite is .