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Star Ruby
Star Ruby

Plumbogummite
Plumbogummite



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Star Ruby
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Plumbogummite

Star Ruby and Plumbogummite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
Soluble
-
4.014
Uneven, Conchoidal
None
4-5
PbAl3(PO4)(SO4)(OH)6

Star Ruby and Plumbogummite Chemical Formula

While comparing Star Ruby and Plumbogummite 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 Star Ruby and Plumbogummite chemical formula.

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Star Ruby and Plumbogummite Specific Gravity

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