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Sellaite
Sellaite

Pyromorphite
Pyromorphite



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Sellaite
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Pyromorphite

Sellaite and Pyromorphite 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
-
-
6.5-7.1
Uneven, Conchoidal
Imperfect- [10 1 1]
3.5-4
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Sellaite and Pyromorphite Chemical Formula

While comparing Sellaite and Pyromorphite 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 Pyromorphite chemical formula.

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Sellaite and Pyromorphite Specific Gravity

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