×

Black Opal
Black Opal

Nuummite
Nuummite



ADD
Compare
X
Black Opal
X
Nuummite

Black Opal and Nuummite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.97-2.22
Conchoidal
None
6-6.5
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

Black Opal and Nuummite Chemical Formula

While comparing Black 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 Black Opal and Nuummite chemical formula.

    >>

Black Opal and Nuummite Specific Gravity

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