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Marialite
Marialite

Black Opal
Black Opal



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Marialite
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Black Opal

Marialite and Black Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.50
Uneven, Conchoidal
Distinct on {100} and {110}
5.5-6
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
 
-
-
-
1.97-2.22
Conchoidal
None
6-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Marialite and Black Opal Chemical Formula

While comparing Marialite 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 Marialite and Black Opal chemical formula.

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Marialite and Black Opal Specific Gravity

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