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Smaragdite
Smaragdite

Sellaite
Sellaite



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Smaragdite
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Sellaite

Smaragdite and Sellaite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.24-3.50
-
None
5.5
NaCa2(Al,Fe)3Si6O18(OH)4
 
Brittle
-
-
3.14-3.16
Conchoidal
Perfect on {010} and {110}
5-5.5
MgF 2Ulrich Henn and Claudio C.

Smaragdite and Sellaite Chemical Formula

While comparing Smaragdite and Sellaite 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 Smaragdite and Sellaite chemical formula.

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Smaragdite and Sellaite Specific Gravity

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