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Pumpellyite
Pumpellyite

Cuprite
Cuprite



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Pumpellyite
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Cuprite

Pumpellyite and Cuprite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.20-3.305.85-6.15
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.6 Cleavage
Not Available
Fair in four directions forming octahedrons
1.7 Mohs Hardness
5-63.5-4
Amber
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.
Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pumpellyite and Cuprite Chemical Formula

While comparing Pumpellyite and Cuprite 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 Cuprite 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 Cuprite- Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pumpellyite and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pumpellyite and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pumpellyite and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Pumpellyite is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.