Cuprite and Bastnasite Physical Properties

Cuprite

Bastnasite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.85-6.154.95-5.0

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

Fair in four directions forming octahedrons

Imperfect to indistinct on {10 1 0}, parting on {0001}

1.7 Mohs Hardness

3.5-44-5

2 10

1.8 Chemical Composition

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

(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cuprite and Bastnasite Chemical Formula

While comparing Cuprite and Bastnasite 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 Cuprite and Bastnasite chemical formula.

Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Cuprite and Bastnasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cuprite and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cuprite and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Cuprite is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.