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Sellaite
Sellaite

Marialite
Marialite



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Sellaite
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Marialite

Sellaite and Marialite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.14-3.16
Conchoidal
Perfect on {010} and {110}
5-5.5
MgF 2Ulrich Henn and Claudio C.
 
Brittle
-
-
2.50
Uneven, Conchoidal
Distinct on {100} and {110}
5.5-6
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Sellaite and Marialite Chemical Formula

While comparing Sellaite and Marialite 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 Sellaite and Marialite chemical formula.

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Sellaite and Marialite Specific Gravity

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