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Cuprite
Cuprite

Boracite
Boracite



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Cuprite
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Boracite

Cuprite and Boracite Physical Properties

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Physical Properties

Tenacity

Brittle
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

5.85-6.152.95-2.96
1 7.18
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Fracture

Conchoidal
Conchoidal

Cleavage

Fair in four directions forming octahedrons
None

Mohs Hardness

3.5-47-7.5
2 10
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Chemical Composition

Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Cuprite and Boracite Chemical Formula

While comparing Cuprite and Boracite 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 Boracite chemical formula.

  • Chemical formula of Cuprite- Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Boracite- Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Cuprite and Boracite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cuprite and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cuprite and Boracite Optical Properties during the identification of gemstone. Specific gravity of Cuprite is 2.95-2.96 whereas that of Boracite is 2.95-2.96.