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Pumpellyite
Pumpellyite

Demantoid
Demantoid



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Pumpellyite
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Demantoid

Pumpellyite and Demantoid Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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.
 
-
-
-
3.77-3.95
-
Imperfect
6.5
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Pumpellyite and Demantoid Chemical Formula

While comparing Pumpellyite and Demantoid 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 Pumpellyite and Demantoid chemical formula.

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Pumpellyite and Demantoid Specific Gravity

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