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Plumbogummite
Plumbogummite

Crystal Opal
Crystal Opal



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Plumbogummite
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Crystal Opal

Plumbogummite and Crystal Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Soluble
-
4.014
Uneven, Conchoidal
None
4-5
PbAl3(PO4)(SO4)(OH)6
 
-
-
-
1.97-2.22
Conchoidal
None
5.5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Plumbogummite and Crystal Opal Chemical Formula

While comparing Plumbogummite and Crystal Opal 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 Plumbogummite and Crystal Opal chemical formula.

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Plumbogummite and Crystal Opal Specific Gravity

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