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Labradorite
Labradorite

Pollucite
Pollucite



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Labradorite
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Pollucite

Labradorite and Pollucite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.69-2.72
Uneven, Conchoidal
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
6-6.5
(Na,Ca)1-2Si3-2O8
 
Brittle
Readily soluble in HF
-
2.86-2.94
Conchoidal, Uneven
None observed
6.5-7
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

Labradorite and Pollucite Chemical Formula

While comparing Labradorite and Pollucite 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 Labradorite and Pollucite chemical formula.

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Labradorite and Pollucite Specific Gravity

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