Extracting copper from other ores. Copper can be extracted from nonsulphide ores by a different process involving three separate stages: Reaction of the ore (over quite a long time and on a huge scale) with a dilute acid such as dilute sulphuric acid to produce a very dilute copper(II) sulphate solution.
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What Does Gold Ore Look Like? | Sciencing. To the untrained eye, gold ore may look like rock with copper tones flowing within it. However, professional prospectors ...
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