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Demantoid
Demantoid

Pumpellyite
Pumpellyite



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Demantoid
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Pumpellyite

Demantoid and Pumpellyite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

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

Demantoid and Pumpellyite Chemical Formula

While comparing Demantoid 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 Demantoid and Pumpellyite chemical formula.

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Demantoid and Pumpellyite Specific Gravity

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