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Alabaster
Alabaster

Pumpellyite
Pumpellyite



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Alabaster
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Pumpellyite

Alabaster and Pumpellyite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.30
-
None
2
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
 
-
-
-
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.

Alabaster and Pumpellyite Chemical Formula

While comparing Alabaster 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 Alabaster and Pumpellyite chemical formula.

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Alabaster and Pumpellyite Specific Gravity

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