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Pollucite
Pollucite

Heliodor
Heliodor



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Pollucite
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Heliodor

Pollucite and Heliodor Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Readily soluble in HF
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.86-2.94
Not Available
1.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Not Available
1.6 Cleavage
None observed
Not Available
1.7 Mohs Hardness
6.5-7
7.5
1.8 Chemical Composition
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Not Available

Pollucite and Heliodor Chemical Formula

While comparing Pollucite and Heliodor 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 Heliodor chemical formula.

  • Chemical formula of Pollucite- (Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
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Pollucite and Heliodor Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pollucite and Heliodor Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pollucite and Heliodor Optical Properties during the identification of gemstone. Specific gravity of Pollucite is Not Available whereas that of Heliodor is Not Available.