Sentence examples for exploitation of copper from inspiring English sources

The show begins with pottery, masks and photos of Chile's indigenous tribes, and goes on to address such issues as the influence of the Catholic Church and the exploitation of copper and coal.

This area is well-known for copper exploitation, and the concentration of copper in the investigated soils generally exceeds ATV values (Table 1).

August 14, 1869 Appleton City, Missouri March 13 , 1956San Francisco, California Daniel Cowan Jackling, (born Aug. 14, 1869, Appleton City, Mo., U.S. died March 13 , 1956 San Francisco, Calif ., American mining engineer and metallurgist who developed methods for profitable exploitation of low-grade porphyry copper ores and thus revolutionized copper mining.

Fifty years of copper ore exploitation in Fore-Sudetic Monocline and the extraction of large areas of the deposits make mining operations increasingly difficult to conduct due to the constraint mining conditions.

The city was created in 1938 in connection with exploitation of the rich local copper deposits.

The underlying hypothesis is that exploitation of salt, along with that of copper and gold, contributed to the emergence of developed Eneolithic societies from the beginning of the 5th millennium BC.

The very low concentration of copper may be explained by the exploitation of arsenic ores related to copper mining, largely attested in Japan [26 28].

A contract with Ivanhoe Mines (Rio Tinto) for exploitation of Mongolia's prime gold and copper deposit at Oyuu Tolgoy was delayed for many months following public protests and government indecision.

Much is at stake in the parliamentary election, whose outcome will guide the exploitation of Mongolia's vast deposits of coal, copper, uranium and gold.

History of copper.

A lack of copper causes nerve damage.