Mining Operation Gold Fields In Agnew Gold Mine

Mining operations in underground Agnew gold mine

The Agnew Gold Mine and and previously named Emu Mine , is a gold mine located  375 kilometres north of Kalgoorlie, 3 kilometres  west of Agnew, Western Australia. Agnew Gold Mine is Acquired in 2001 by Gold Fields, mining company from South Africa, and It is one of two mines the Gold Fields company an operates in Australia, the other mine being the St Ives Gold Mine.

The Agnew gold deposit was first discovered in 1895, and the first mining operation by Waroonga Gold Mines, which then often changed ownership. As the legal entity holding and conducting mining activity on the Agnew mine mineral leases then in 2001  was incorporated The Agnew Gold Mining Company Proprietary Limited (AGMC)

How To Making Trommel Machine For Amalgamation

Trommel Machine for Amalgamation Processing

The process of amalgamation or the processing of gold from rock using trommel machines are gold processing techniques the simplest and cheapest, and is typically used by small-scale miners. In the processing of gold rock using a trommel machine, most tools needed for processing is a trommel machine that functions as crusher and trap of gold ore from gold rock material as well as the tool is made of a steel drum. Many some people who do not know the form and the workings of this trommel machine. For this trommel machine we can make their own in a simple way.

HOW TO MAKING MACHINE TROMMEL FOR AMALGAMATION

Grasberg Mine The largest Gold Mine in world

Grasberg open pit mine at Tembagapura provinces of Papua Irian Jay seen from the heights

The largest Gold Mine in world, Grasberg mine located some 60 miles north of Timika, at Tembagapura provinces of Papua Irian Jaya, and is the most eastern provinces at the country Indonesia. Grasberg mine is a joint venture between Freeport-McMoRan  Copper & Gold (67.3%) and mining juggernaut Rio Tinto (13%), Government of Indonesia (9.3%) and PT Indocopper Investama Corporation (9.3%). Grasberg mine operator is PT Freeport Indonesia (a subsidiary of Freeport McMoRan Copper and Gold)

Grasberg open pit mine in the Jayawijaya Mountain glaciers at  Papua Irian Jaya provinces Indoonesia

The story of the Grasberg mine at Tembagapura provinces of Papua Irian Jaya began in the mid-1930s when Dutch colonists discovered copper deposits in the Jayawijaya Mountain glaciers in Papua Irian Jaya. PT Freeport Indonesia commenced mining operations in 1972 and in 1988 discovered the Grasberg mine. The Grasberg mining district contains one of the world’s largest recoverable copper reserve and the largest gold reserve. About 800 people working in mines Grasberg at Tembagapura provinces of Papua Irian Jaya

Process Of Mining Gold Fields In Cerro Corona Mine

The Cerro Corona Mine in the highest part of the western Cordillera of the Andes Mountains in northern Peru, two kilometers north-west of the village of Hualgayoc in the Department of Cajamarca

Cerro Corona mine cover an area of 4,379.3 hectares, while the surface rights cover 1,244 hectares. The Cerro Corona Mine is mining methods open-pit situated in the highest part of the western Cordillera of the Andes Mountains in northern Peru, two kilometers north-west of the village of Hualgayoc in the Department of Cajamarca. And this gold mine owned  by Gold Fields La Cima S.A. (GFLC) a wholly owned subsidiary of Gold Fields Limited (GFL) which holds 99.53% of the economic interest, from the original 80% to 98.6% in 2012 and in 2013 to 99.53%.

Earlier in the year 2003, Gold Fields, through a subsidiary, signed a definitive agreement with Sociedad Minera Corona S.A. for the purchase of the Cerro Corona deposit and adjoining mining concessions.

The environmental impact assessment in Cerro Corona mine approved on 2 December 2005, and in May 2006 began construction at the mine Cerro Corona.  Building of the Las Gordas tailings dam and quarrying for the relevant construction material commenced in 2007.

The mine production in Cerro Corona started  in September 2008, when the process plant started to operate. The Project Cerro Corona mine involves the production of gold and copper and  It is estimated that the current Mineral Reserve will be depleted in 2023

MINERAL DEPOSIT IN CERRO CORONA MINE PERU

South Deep Gold Mine In South Africa Mining Methods And Gold Processing

South Deep gold mine which was formerly named Western Areas Gold Mine located in some 45 kilometers south-west of Johannesburg, in the districts of Westonaria and Vanderbijl park in the Gauteng province region of South Africa. South Deep gold mine has a depth of 2,995m below the surface, and is the world's deepest mines. South Deep gold mine in South Africa held by  Newshelf 899 Proprietary Limited (Newshelf) which is a 90% subsidiary of Gold Fields Limited and the remaining 10% is held by outside shareholders as part of the BBBEE transaction.

The South Deep Gold Mine lies at the northwestern edge of the Witwatersrand Basin, known as the West Rand Goldfield. The property covers an area of 2,469 hectares of surface (freehold) land and 3,563 hectares.

Mineral deposit in South Deep gold mine region of South Africa

South deep mine is located in the Far West Rand Goldfields and forms a part of the Witwatersrand Basin. The mine deposits lies beneath the Karoo Supergroup, Chuniesoort Group, Pretoria Group, Klipriviersberg Group and the Central Rand Group.

The Central Rand group comprises of detrital sedimentary rocks filled with quartz-pebble conglomerates. The gold deposits are interrelated with sedimentary features such as unconformities and fluvial channels.

The South Deep deposit has approximately 39.1Moz of gold reserves. The estimated uranium inventory at the mine is 37.5Mlb.