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Pollucite
Pollucite

Opal Ethiopia
Opal Ethiopia



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Pollucite
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Opal Ethiopia

Pollucite and Opal Ethiopia Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Readily soluble in HF
-

Durability

-
-

Specific Gravity

2.86-2.94-9999
1 7.18
👆🏻

Fracture

Conchoidal, Uneven
-

Cleavage

None observed
None

Mohs Hardness

6.5-75.5-6.5
2 10
👆🏻

Chemical Composition

(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
SiO2*nH2O

Pollucite and Opal Ethiopia Chemical Formula

While comparing Pollucite and Opal Ethiopia 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 Opal Ethiopia 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 Opal Ethiopia- SiO2*nH2O

Pollucite and Opal Ethiopia Specific Gravity

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