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• Heap leaching — is an industrial mining process to extract precious metals and copper compounds from ore.ProcessThe mined ore is crushed into small chunks and heaped on an impermeable plastic and/or clay lined leach pad where it can be irrigated with a leach… …   Wikipedia

• Dump leaching — is an industrial process to extract precious metals and copper from ores.[1] Dump leaching is similar to heap leaching, however in the case of dump leaching ore is taken directly from the mine and stacked on the leach pad without crushing where,… …   Wikipedia

• china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …   Universalium

• China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …   Universalium

• Greece — /grees/, n. 1. Ancient Greek, Hellas. Modern Greek, Ellas. a republic in S Europe at the S end of the Balkan Peninsula. 10,583,126; 50,147 sq. mi. (129,880 sq. km). Cap.: Athens. 2. a city in W New York. 16,177. * * * Greece Introduction Greece… …   Universalium

• Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …   Universalium

• gold processing — Introduction  preparation of the ore for use in various products.       For thousands of years the word gold has connoted something of beauty or value. These images are derived from two properties of gold, its colour and its chemical stability.… …   Universalium

• India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …   Universalium

• United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …   Universalium

• GEOGRAPHICAL SURVEY — Names The name Ereẓ Israel (the Land of Israel) designates the land which, according to the Bible was promised as an inheritance to the Israelite tribes. In the course of time it came to be regarded first by the Jews and then also by the… …   Encyclopedia of Judaism

• Operations Magazine — provides Multi Man Publishing with its own house organ for articles and discussion of its wargaming products. The first issue was produced in the summer of 1991 by The Gamers and was printed regularly until The Gamers were taken over by MMP. The… …   Wikipedia