"copper" in inglés with examples - Collocation dictionary inglés
- There was, as we have seen, much interest in the copper veins, and not without surprise we find this continued into the 1700's.
- The parson quickly told Kid Kirby what had happened during his absence, and of the discovery of a rich copper vein in Navajo Valley.
- It has been proposed that prior to trade with Europeans, copper was acquired from natural copper veins along riverbeds, but this has not been proven.
- They find a small copper vein, that is the same as that off the Anaconda Mine, which is making a lot of money.
- Word quickly spread of the richness of the copper veins.
- Hard rock silver mining began in 1874, then rich copper veins were discovered in 1882.
- Currently Chile's huge copper vein in the Atacama Desert is held in the lands claimed by Bolivia.
- It was in Visnes that the copper vein that provided material for the Statue of Liberty was found.
- There is also evidence of actual mining of copper veins(Old Copper Complex), but disagreement exists as to the dates.
- Butte flourished as a silver-mining district until miners tunneled into large copper veins in 1882.
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