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Saturday, November 21, 2015

Video Underground Mine Newmont Waihi


Underground mine construction Newmont Waihi gold mine at Favona in Waihi New Zealand began in late in 2004 on the decline for the Favona underground operation. While some ore was mined during construction, full ore production from stopes began in 2006. Currently ore from underground and from the  Martha open pit are both fed to the processing plant and treated alternately.

The Favona underground gold mine is located on the east coast of New Zealand’s north island. Newmont Waihi Gold is wholly-owned by Newmont Mining Corporation, which is based in Colorado, USA, is one of the world's foremost gold producers with operations and exploration projects on five continents

Newmont Mining Operations In nevada Videos


Newmont Mining has been pouring gold in Nevada for approximately 50 years along a 100-mile corridor in the northern part of the state. Newmont Mining Corporation, based in Greenwood Village, Colorado, USA, is one of the world's largest producers of gold, with active mines in Nevada, Indonesia, Australia, New Zealand, Ghana and Peru. Holdings include Santa Fe Gold, Battle Mountain Gold, Normandy Mining, Franco-Nevada Corp and Fronteer Gold. Newmont also has many joint venture relationships. As of the third quarter of 2014, Newmont was the world's second-largest producer of gold, behind only Barrick Gold.

Example Gold Ore Videos


 

Gold occurs principally as a native metal, usually alloyed to a greater or lesser extent with silver (as electrum), or sometimes with mercury (as an amalgam). Native gold can occur as sizeable nuggets, as fine grains or flakes in alluvial deposits, or as grains or microscopic particles embedded in other rocks.

Gold is found widely diffused in nature even though it is one of the scarcer metals. Very commonly, gold occurs as the native metal encased within quartz. Sometimes the gold is in a finely divided state, sometimes in particles of considerable size, as nuggets, grains, scales, plates, threads and wires in quartz rock.