The Mesa A mine, sometimes also referred to as Waramboo mine,Western Australian Mineral and Petroleum Statistic Digest 2008-09

Department of Mines and Petroleum The Department of Mines and Petroleum was a department of the Government of Western Australia until it was superseded by the Department of Mines, Industry Regulation and Safety on 1 July 2017.

website, accessed: 8 November 2010 is an

iron ore Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in color from dark grey, bright yellow, or deep purple to rusty red. The iron is usually found in the fo ...

mine located in the

Pilbara The Pilbara () is a large, dry, thinly populated region in the north of Western Australia. It is known for its Aboriginal peoples; its ancient landscapes; the red earth; and its vast mineral deposits, in particular iron ore. It is also a glo ...

region of

Western Australia Western Australia (commonly abbreviated as WA) is a state of Australia occupying the western percent of the land area of Australia excluding external territories. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to th ...

, west of Pannawonica.MINEDEX website: Deepdale Mesa A search result
accessed: 6 November 2010 The mine is owned by Robe River Iron Associates (53% Rio Tinto) and operated by

Rio Tinto Iron Ore Rio or Río is the Portuguese, Spanish, Italian, and Maltese word for "river". When spoken on its own, the word often means Rio de Janeiro, a major city in Brazil. Rio or Río may also refer to: Geography Brazil * Rio de Janeiro * Rio do Sul, a ...

and is one of twelve iron ore mines the company operates in the Pilbara.Pilbara
Rio Tinto Iron Ore website, accessed: 6 November 2010Mining
Rio Tinto Iron Ore website, accessed: 6 November 2010 In 2009, the combined Pilbara operations produced of iron ore, a 15 percent increase from 2008. The Pilbara operations accounted for almost 13 percent of the world's 2009 iron ore production of . The

Hamersley Range The Hamersley Range is a mountainous region of the Pilbara region of Western Australia. The range was named on 12 June 1861 by explorer Francis Thomas Gregory after Edward Hamersley (senior), Edward Hamersley, a prominent promoter of his explo ...

, where the mine is located, contains 80 percent of all identified iron ore reserves in

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

and is one of the world's major iron ore provinces.

Overview

Rio Tinto iron ore operations in the Pilbara began in 1966. The mine itself began operations in 2010. The mine has an annual production capacity of of iron ore, sourced from open-pit operations. The ore is processed on site before being loaded onto rail.Mesa A mine
Rio Tinto Iron Ore website, accessed: 6 November 2010 Ore from the mine is then transported to the coast through the

Hamersley & Robe River railway The Hamersley & Robe River railway, majority-owned by Rio Tinto, and operated by its subsidiary Pilbara Iron, is a private rail network in the Pilbara region of Western Australia for the purpose of carrying iron ore. The network is larger than ...

, where it is loaded onto ships.Rail
Rio Tinto Iron Ore website, accessed: 6 November 2010 The mine's workforce is on a

fly-in fly-out Fly-in fly-out is a method of employing people in remote areas by flying them temporarily to the work site instead of relocating employees and their families permanently. It is often abbreviated to FIFO when referring to employment status. This is ...

roster. The mine is located near the Mesa J mine. �The new Mesa A mine was scheduled to replace the Mesa J mine which was nearing the end of its life span. �Due to additional deposits found near the existing Mesa J site, a decision was made to operate the Mesa A mine as a FIFO site. The Mesa J site could then continue to run as a residential site based in Pannawonica. After a two-year construction period and expenses of A$1 billion, the mine began operation in February 2010. The mine was initially scheduled for a mine life of eleven years. But has now been extended due to an expansion for the mining of Mesa B and Mesa C deposits.

Robe River Iron Associates

Robe River Iron, owner of the mine, is jointly owned by the following companies: *

Rio Tinto Group Rio Tinto Group is an Anglo-Australian Multinational corporation, multinational company that is the world's second-largest metals and mining corporation (behind BHP). The company was founded in 1873 when of a group of investors purchased a mine ...

- 53% - operator * Mitsui and Co. (Australia) Ltd - 33% * Nippon Steel Australia Pty Ltd - 10.5% * Sumitomo Metal Australia Pty Ltd - 3.5% Robe River Iron operates the West Angelas, Mesa A and Mesa J mines. Rio Tinto acquired its share of 53% in late 2000, when it took over mining company North Limited.''The Australian Mines Handbook - 2003-04 edition'', editor: Ross Louthean, publisher: Louthean Media Pty Ltd, page: 243

References

External links

Rio Tinto Iron Ore website

MINEDEX website
Database of the

{{Iron ore railways in the Pilbara Iron ore mines in Western Australia Surface mines in Australia Rio Tinto Iron Ore Shire of Ashburton 2010 establishments in Australia