The Grasberg mine has one of the largest reserves of gold and copper in the world. It is located in Mimika Regency, Central Papua, Indonesia near Puncak Jaya. It is operated by PT Freeport Indonesia (PTFI, see below), a joint venture between the government of Indonesia, government of Papua, and American … See more In 1936, Dutch geologist Jean Jacques Dozy was a member of an expedition that scaled Mount Carstensz (now called Puncak Jaya), the highest mountain in the Dutch East Indies. While there, he made notes of a peculiar … See more PT Freeport Indonesia (PTFI) is the company that currently manages Grasberg mine. The mining company is a joint venture between Indonesian and American interests, with the Indonesian government (through its state-owned company See more The concentrator's tailings, generated at a rate of 700,000 tonnes per day, are the subject of considerable environmental concern, as they wash into the Aikwa riverine system and See more In 2003, a landslide killed eight workers. A government study concluded that the incident was the result of negligence. Important warning signs had been detected two days … See more The workings include a very large open pit mine, an underground mine and four concentrators. The open pit mine – which forms a crater 1 mile (2 km) wide at the surface – is a high … See more Violent ambushes near the Grasberg mine have occurred as early as August 2002, when three contract school teachers were killed. Kopassus, the Indonesian Special Forces, allegedly … See more • Great Deposits of the World – Grasberg Part 1, 3-part series, updated October 17, 2024. Other 2 parts linked within. • Photos and comments from a visit to the mine, by geology professor Kurt Friehauf • Grasberg Open Pit, Indonesia, geology and mining technology, 2006 See more WebFrom mine to super-mine In 1987, the discovery of the massive Grasberg orebody propelled Freeport to its current position as an industry giant. Estimates suggest that the …
Grasberg: The World
WebFreeport-McMoRan Inc., often called Freeport, is an American mining company based in the Freeport-McMoRan Center, in Phoenix, Arizona. The company is the world's largest … WebGrasberg is a copper mine. Gold is a by product. MINING.com Editors June 18, 2015 at 4:43 pm . And at 1.1m ounces every year what a byproduct it is! Cash is king June 18, 2015 at 4:33 am . raymond iaia esq
Freeport-McMoRan - Wikipedia
WebGrasberg Block Cave (GBC) is an underground copper and gold mine located within the Grasberg minerals district, Papua Province, Indonesia. The GBC mine forms part of the … WebGrasberg surface mine is one of the world’s largest copper and gold mining which is operated by PT. Freeport Indonesia and located in Papua Province… 28 comentarios en LinkedIn Maychel Gino Simanjuntak en LinkedIn: Wanagon overburden stability Grasberg surface mine closure 28 comentarios WebIn 2005, Freeport achieved record copper and gold production of 766,000 tons of copper and 107 tons of gold. In 2007, with the acquisition of Phelps Dodge, a New York City … simplicity\u0027s rk