Pumpellyite and Diopside Physical Properties

Pumpellyite

Diopside

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.20-3.303.22-3.40

1 7.18

1.5 Fracture

Not Available

Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

Not Available

Distinct/good on {110}

1.7 Mohs Hardness

5-65-6

2 10

1.8 Chemical Composition

Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

CaMgSi₂O₆

Pumpellyite and Diopside Chemical Formula

While comparing Pumpellyite and Diopside 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 Diopside chemical formula.

Chemical formula of Pumpellyite- Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.
Chemical formula of Diopside- CaMgSi₂O₆

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Pumpellyite Vs Rubellite

Pumpellyite and Diopside Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pumpellyite and Diopside Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pumpellyite and Diopside Optical Properties during the identification of gemstone. Specific gravity of Pumpellyite is 3.22-3.40 whereas that of Diopside is 3.22-3.40.