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Poudretteite
Poudretteite

Rhodolite
Rhodolite



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Poudretteite
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Rhodolite

Poudretteite and Rhodolite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.51-2.533.84
1 7.18
👆🏻

Fracture

Conchoidal, Splintery
Conchoidal

Cleavage

None
none, may show indistinct parting

Mohs Hardness

57-7.5
2 10
👆🏻

Chemical Composition

KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)
(Mg,Fe)3Al2Si3O12

Poudretteite and Rhodolite Chemical Formula

While comparing Poudretteite and Rhodolite 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 Poudretteite and Rhodolite chemical formula.

  • Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Rhodolite- (Mg,Fe)3Al2Si3O12

Poudretteite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Poudretteite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Poudretteite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Poudretteite is 3.84 whereas that of Rhodolite is 3.84.