Photo of copper wire and minerals

Figure 7. Copper's electrical conductivity and resistance to corrosion make it ideal for electric wiring. Although copper can be found as a pure metal (native copper, upper right), it is often beneficiated from minerals such as chalcopyrite (CuFeS<sub>2 , lower right).

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Uploaded: Jun26 13


Last Modified: 2014-08-27 10:24:40
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Photos by Joy Branlund, Southwestern Illinois College.
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