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'''Cuprite''' is a [[mineral]] composed of [[copper oxide]] Cu<SUB>2</SUB>O, and is an important [[ore]] of copper.
'''Cuprite''' is a [[mineral]] composed of [[copper oxide]] Cu<SUB>2</SUB>O, and is an important [[ore]] of copper.


Its dark crystals with red internal reflections are in the [[isometric system]], appearing as cubic, octahedral, or dodecahedral shapes, or in combinations, with a dark red color. In spite of its nice color it is rarely used for [[jewelry]] because of its low [[hardness]] of 3.5 -4.
Its dark crystals with red internal reflections are in the [[isometric]] system, appearing as cubic, octahedral, or dodecahedral forms, or in combinations, with a deep red color. In spite of its nice color it is rarely used for [[jewelry]] because of its low [[hardness]] of 3.5 -4.


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[[Category:Minerals]]
[[Category:Minerals]]

Revision as of 17:55, 23 November 2004

Cuprite

Cuprite is a mineral composed of copper oxide Cu2O, and is an important ore of copper.

Its dark crystals with red internal reflections are in the isometric system, appearing as cubic, octahedral, or dodecahedral forms, or in combinations, with a deep red color. In spite of its nice color it is rarely used for jewelry because of its low hardness of 3.5 -4.