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Magnesite
Magnesite

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Cuprite



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Magnesite and Cuprite Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Effervesces in hot HCl
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.92-3.12
5.85-6.15
1.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.6 Cleavage
[10 1 1] perfect
Fair in four directions forming octahedrons
1.7 Mohs Hardness
3.5-4.5
3.5-4
1.8 Chemical Composition
MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Magnesite and Cuprite Chemical Formula

While comparing Magnesite 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 Magnesite and Cuprite chemical formula.

  • Chemical formula of Magnesite- MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Cuprite- Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Magnesite and Cuprite Specific Gravity

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