Rhodochrosite and Cuprite Physical Properties

Rhodochrosite

Cuprite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.3

5.85-6.15

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

On {10 1 1} perfect; parting on {10 1 2}

Fair in four directions forming octahedrons

1.7 Mohs Hardness

3.5-4

1.8 Chemical Composition

MnCO₃

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Rhodochrosite and Cuprite Chemical Formula

While comparing Rhodochrosite 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 Rhodochrosite and Cuprite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rhodochrosite and Cuprite Specific Gravity

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