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Pollucite
Pollucite

Elaeolite
Elaeolite



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Pollucite
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Elaeolite

Pollucite and Elaeolite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Readily soluble in HF
-

Durability

-
-

Specific Gravity

2.86-2.942.55-2.67
1 7.18
👆🏻

Fracture

Conchoidal, Uneven
-

Cleavage

None observed
-

Mohs Hardness

6.5-75.5-6
2 10
👆🏻

Chemical Composition

(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Na, K, Ca, H, O, Si, Al

Pollucite and Elaeolite Chemical Formula

While comparing Pollucite and Elaeolite 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 Pollucite and Elaeolite chemical formula.

  • Chemical formula of Pollucite- (Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Elaeolite- Na, K, Ca, H, O, Si, Al

Pollucite and Elaeolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pollucite and Elaeolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pollucite and Elaeolite Optical Properties during the identification of gemstone. Specific gravity of Pollucite is 2.55-2.67 whereas that of Elaeolite is 2.55-2.67.