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Labradorite
Labradorite

Pumpellyite
Pumpellyite



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Labradorite
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Pumpellyite

Labradorite and Pumpellyite 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
 
-
-
-
3.20-3.30
-
Perfect
5-6
Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Labradorite and Pumpellyite Chemical Formula

While comparing Labradorite and Pumpellyite 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 Pumpellyite chemical formula.

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Labradorite and Pumpellyite Specific Gravity

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