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Black Opal
Black Opal

Serpentine
Serpentine



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Black Opal
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Serpentine

Black Opal and Serpentine 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.
 
-
-
-
2.44-2.62
Uneven
Indiscernible
2.5-5.5
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

Black Opal and Serpentine Chemical Formula

While comparing Black Opal and Serpentine 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 Serpentine chemical formula.

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Black Opal and Serpentine Specific Gravity

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