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The Edna May Gold Mine is a gold mine located at Westonia, Western Australia. It is operated by Evolution Mining.〔(MINEDEX website ) Edna May search result, accessed: 15 July 2010〕 The mine, planned to be in full production by the end of July 2010, is scheduled to produce in excess of 100,000 ounces of gold per annum.〔 Historically, the Westonia region has produced 600,000 ounces of gold between 1911 and 1991.〔 ==History== Mining at Westonia has been carried out on three separate occasions since 1911.〔(Catalpa Resources Launched Today ) Catalpa ASX announcement, published: 3 September 2008, accessed: 15 July 2010〕〔(Gold Mining at Westonia - the phases ) ''Merredin-Wheatbelt Mercury'', published: 1 August 2002, accessed: 15 July 2010〕 From 1911 to 1922, an underground operation produced 320,000 ounces of gold. In a second phase, from 1935 to 1947, 40,000 ounces were produced, again from an underground operation. The third phase, now as an open cut, run from 1986 to 1991 and produced 274,000 ounces of gold.〔(Annual Financial Report 2003 ) Westonia Mines ASX announcement, published: 24 October 2003, accessed: 15 July 2010〕〔(Edna May Gold Mine ) about-australia.com, accessed: 15 July 2010〕 The Edna May project was acquired by Catalpa in July 1993, when it was purchased from ''ACM Gold Pty Ltd''.〔 Catalpa, then as ''Westonia Mines Limited'', was first listed on the Australian Securities Exchange, the ASX, on 20 August 2002. It changed its name to Catalpa Resources Limited on 3 September 2008.〔(WESTONIA MINES LIMITED (WEZ) ) delisted.com.au, accessed: 15 July 2010〕 The company was renamed after the ship ''Catalpa'', which rescued Fenian convicts of the coast of Rockingham in 1876.〔 Catalpa purchased the processing facility of the former Big Bell Gold Mine and relocated it to its site near Westonia in 2007 for a cost of A$5.2 million.〔(Annual Financial Report 2007 ) Westonia Mines ASX announcement, published: 28 September 2007, accessed: 15 July 2010〕 It began refurbishing and constructing the plant in March 2009, aiming for a production start in mid-2010 and an annual production in excess of 100,000 ounces of gold.〔(Catalpa Gets Set to Rebuild Edna May Gold Plant ) Catalpa ASX announcement, published: 11 March 2010, accessed: 15 July 2010〕 Construction cost of the mining project was estimated to be A$92 million.〔(Construction Update ) Catalpa ASX announcement, published: 5 January 2010, accessed: 15 July 2010〕 The company announced its first gold pour at the mine on 29 April 2010.〔(Catalpa achieves first gold pour at Edna May ) Catalpa ASX announcement, published: 29 April, accessed: 15 July 2010〕 Unlike many other mining projects in Western Australia, which utilise a fly-in fly-out workforce, Catalpa hoped to initially recruit up to 30% of its workers from local communities and planned to eventually increase this number to 50%,〔(Catalpa's Edna May gold mine receives environmental approval ) Perthnow.com.au, published: 26 May 2010, accessed: 15 July 2010〕 which it had achieved by the time of its opening in August 2010.〔 Catalpa commenced a three-month ramp-up phase at the mine in May 2010, with full production scheduled to be achieved by 31 July 2010.〔(Edna May Project Update and Senior Management Restructure ) Catalpa ASX announcement, published: 3 June 2010, accessed: 15 July 2010〕 The mine was officially opened on 1 August 2010 by Western Australian Premier Colin Barnett and Petroleum Minister Norman Moore.〔(First gold rush of century ignites West ) ''The Australian'', published: 2 August 2010, accessed: 2 August 2010〕 It is expected that the mine will be in operation for at least nine years and produce 100,000 ounces of gold per annum.〔(Westonia opens a new chapter a century after the start of its golden history ) Government of Western Australia website, published: 1 August 2010, accessed: 2 August 2010〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Edna May Gold Mine」の詳細全文を読む スポンサード リンク
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