- gold-copper ore
-
Any gold ore that has a high copper content and therefore needs special processing before the normal cyanide process
Wikipedia foundation.
Wikipedia foundation.
Yellow copper ore — Yellow Yel low (y[e^]l l[ o]), a. [Compar. {Yellower} (y[e^]l l[ o]*[ e]r); superl. {Yellowest}.] [OE. yelow, yelwe, [yogh]elow, [yogh]eoluw, from AS. geolu; akin to D. geel, OS. & OHG. gelo, G. gelb, Icel. gulr, Sw. gul, Dan. guul, L. helvus… … The Collaborative International Dictionary of English
Gold mining in Alaska — Gold mining in Alaska, a state of the United States, has been a major industry and impetus for exploration and settlement since a few years after the United States acquired the territory from Russia. Russian explorers discovered placer gold in… … Wikipedia
Copper mining in Arizona — Position of Arizona Location State Arizona … Wikipedia
Gold extraction — or recovery from its ores may require a combination of comminution, mineral processing, hydrometallurgical, and pyrometallurgical processes to be performed on the ore. [cite web url=http://geology.com/publications/getting gold/gold… … Wikipedia
Gold cyanidation — (also known as the cyanide process or the MacArthur Forrest process) is a metallurgical technique for extracting gold from low grade ore by converting the gold to a water soluble coordination complex. It is the most commonly used process for gold … Wikipedia
Gold mining — Gold mine redirects here. See Goldmine for other uses of the term. Gold mining consists of the processes and techniques employed in the removal of gold from the ground. There are several techniques by which gold may be extracted from the Earth.… … Wikipedia
Gold Hill, Utah — Gold Hill is a small, unincorporated village in far western Tooele County, Utah, USA, near the Nevada state line. The town, located near the Deep Creek Mountains, was the center of a mining district that was active in the late nineteenth and… … Wikipedia
Ore — Ore, n. [AS. [=o]ra; cf. [=a]r brass, bronze, akin to OHG. [=e]r, G. ehern brazen, Icel. eir brass, Goth. ais, L. aes, Skr. ayas iron. [root]210. Cf. {Ora}, {Era}.] [1913 Webster] 1. The native form of a metal, whether free and uncombined, as… … The Collaborative International Dictionary of English
Ore hearth — Ore Ore, n. [AS. [=o]ra; cf. [=a]r brass, bronze, akin to OHG. [=e]r, G. ehern brazen, Icel. eir brass, Goth. ais, L. aes, Skr. ayas iron. [root]210. Cf. {Ora}, {Era}.] [1913 Webster] 1. The native form of a metal, whether free and uncombined, as … The Collaborative International Dictionary of English
Copper mining in the United States — US primary copper production 1900 2008. Source: USGS … Wikipedia