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Kurnakovite
Kurnakovite

Black Opal
Black Opal



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Kurnakovite
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Black Opal

Kurnakovite and Black Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
Soluble
-
1.847-1.852
Conchoidal
Poor to indistinct on {010}
2-3
Ca3Al3(SiO4)3(OH)
 
-
-
-
1.97-2.22
Conchoidal
None
6-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Kurnakovite and Black Opal Chemical Formula

While comparing Kurnakovite and Black 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 Kurnakovite and Black Opal chemical formula.

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Kurnakovite and Black Opal Specific Gravity

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