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Sellaite
Sellaite

Phosgenite
Phosgenite



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Sellaite
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Phosgenite

Sellaite and Phosgenite 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.
 
Sectile
Soluble
-
6.13
Conchoidal
Distinct on {001} and {110}, indistinct on {100}
2-3
Pb 2(CO 3)Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sellaite and Phosgenite Chemical Formula

While comparing Sellaite and Phosgenite 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 Phosgenite chemical formula.

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Sellaite and Phosgenite Specific Gravity

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