Baja Mining Corp. said this morning it has started underground mining of copper/cobalt/zinc ore at its Boleo mine near Santa Rosalia, Baja California Sur, Mexico. This is the first stage of an 18 month program, ramping up to full underground production in March 2013, the Vancouver-based company said. The mine’s first continuous mining unit...
The overall contained gold-equivalent ounces at its Hollister in Nevada’s Carlin Trend have increased by 27% from 2.3 million in June 2008 to 2.9 million, Great Basin Gold Ltd. said this morning. At a cut-off grade of 0.25 opt, the combined measured and indicated mineral resources contain 1.45 million gold-equivalent ounces grading 1.167 opt...
Baja Mining Corp. said today that a key milestone has been achieved towards manganese metal production at its Boleo project in Baja, Mexico. Staff at the University of British Columbia’s Hydrometallurgy Research Laboratory have successfully demonstrated that manganese metal can be manufactured from Boleo manganese carbonate using conventional hydrometallurgical processing steps, the company reported....
Revised capital cost estimates for its Boleo copper/cobalt project in Baja California Sur are down 12% in a new study, Baja Mining Corp. said today. As expected, the company reported, the slowing of the original construction schedule at Boleo has enabled it to take advantage of a reduced cost environment. Given the recent rapid...
Minefinders Corp. Ltd. said that increased production in February at its Dolores open-pit mine in Chihuahua allowed the property to begin generating a positive operating cash flow. Dolores is Minefinders’ only operating property, having come on line late last November. Gold production at Dolores in February was 5,089 ounces, up 88% from 2,700 ounces...
