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Target Gold Mine Mining Technology
Africa, Target first hit its scheduled mining rate of 17,500t a day in late 2001, and has since been ramping up to its scheduled production rate of 350,000oz a year of ... reducing the size of the stopes, by increasing the drawpoint spacing and by mining new destressing slots, giving increased mining flexibility. ORE PROCESSING While the initial development material containing ore was treated ...
www.mining-technology.com

Ernest Henry Copper-Gold Mine, Queensland Mining Technology
Reserves 48Mt proven reserves Annual production 129,000t copper and 167,200oz gold (2005) Mining method Truck-and-shovel open pit Full specifications During 1993, in a bid to ... excavator (with a 30m³ bucket) when the mining rate was increased. These machines mainly load 14 Komatsu 218t-capacity trucks. Contractors initially did the mining but MIM took over in 1999. Groundwater extracted ...
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EJMP&EP -
Use of a Rotating Biological Contactor for Removal of Ammonium from Mining Effluents> ABOUT JOURNAL Home Editors Honorary Advisory Board Editorial Board Audience ... the application of RBC technology for the removal of ammonia from mining industry effluents. The research shows that the RBC is very ... retention time (HRT) of 1.7 h and a hydraulic loading rate (HLR) of 0.04 m3/m2•d at ~ 8 oC. ...
ejmpep.com

Lead mining royalties by state and territory
Mineral Resources Act 1989 requires that the holder of a mining lease or mining claim lodge a royalty return and any royalty payable at ... payable to owners of private mineral rights is at the same rate that is payable to the Crown. The Mineral Resources Regulations 1996 ... 29. Facts and Firsts of Lead 30. Lead mining royalties by state and territory 31. Lead Mining Stewardship - Grey Lead and the Role ...
www.lead.org.au

Untitled Document
Even Senate Majority Leader Harry Reid of mining-dependent Nevada signals ... Tribal members, Native organizations and everyone else who cares about environmentally and socially responsible hardrock mining should call their Congressional Representatives and ask them to co-sponsor HR 2262 – ...
ienearth.org

Indigenous Mining Campaign Native Mining Issues:Native Mining Issues: Hardrock and Metallic Mining
Between 1979 and 1998, death rates from respiratory diseases in Libby were 40% higher than the national averages. The same study found the death rate from asbestiosis in Libby to be 63 times higher than expected. British Columbia’s Pinchi Lake became a dumping site for a mercury mining ...
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Mining Article 3
Press, Vol. 9, No. 2, p. 25 (July 9, 1864) "BRIEF MENTION--THE OPEN SESAME MINING CO." The mines of this company are located on the flanks of Mount Diablo, and ... , on Commercial street, in this city [San Francisco], and yielded, according to report, at the rate of $156 to the ton. A tunnel has been commenced at the White Diamond, developing ...
mdia.org

Mining Article 15
Mining Article 15 Excerpts from Cronise, Titus Fey, The Natural Wealth of California (1868) [PP. ... claim known as the Open Sesame, in 1863, yielded, by working process, at the rate of $48 33 per ton in gold, and $243 per ton in silver, while the San Pedro ledge yielded ore that assayed at the rate of $40 per ton. The broken stratification in this district, however, has thus far ...
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Summary of 1872 Mining Law
The miners of each mining district may make regulations not in conflict with the laws of ... manner of recording, amount of work necessary to hold possession of a mining claim, subject to the following requirements: The location must be ... acres and payment for the same shall be made at the rate applicable to placer claims which do not include a vein or ...
www.mining-law-reform.info

Mountain-Top Removal Mining in Appalachia | Erik Reece | Orion magazine
University study found that children in Letcher County, Kentucky, suffer from an alarmingly high rate of nausea, diarrhea, vomiting, and shortness of breath—symptoms of something called blue baby ... (free) DVD that will educate and encourage friends, communities, and congregations on the coal mining practice known as mountain top removal. Get it at Appalachian Treasures. Some Orion Grassroots ...
orionmagazine.org