All Articles
Federal Court to Address Dredge Permits—The Tulloch Rule
April 2006 by Scott Harn
Congress passed Section 404 of the Clean Water Act (CWA), which was originally called the Federal Water Pollution Control Act, 33 USC 1344, in 1972. Section 404 authorized the US Army Corps of Engineers (the Corps) to issue permits “for the discharge of dredged or fill material into the navigable waters at specified disposal sites.”Additional articles that might interest you...
Looking Back
November 2005
Excerpts from CMJ published 50 years ago this month.
Excerpts from CMJ published 50 years ago this month.
The San Juan Mountains, Colorado
September 2001
The rugged San Juan Mountains of Colorado rise to 14,309 feet and were a barrier to overland travel for many years. Precipitation, in the form of summer thundershowers and heavy winter snow, is enough to support coniferous forests.
The rugged San Juan Mountains of Colorado rise to 14,309 feet and were a barrier to overland travel for many years. Precipitation, in the form of summer thundershowers and heavy winter snow, is enough to support coniferous forests.
Ask the Experts: Big rocks or small cobbles?
January 2014
Philippines Asks Foreigners to Invest in Mining
March 2005
Philippine President Gloria Macapagal Arroyo and other officials urged international businesses to invest in the country’s mining industry after the Supreme Court cleared the way for foreigners to fully control mining operations in the country.
Philippine President Gloria Macapagal Arroyo and other officials urged international businesses to invest in the country’s mining industry after the Supreme Court cleared the way for foreigners to fully control mining operations in the country.
Governor Tells Industry He Will Consider Tax Cuts
March 1999
Gov. Bill Owens announced to members of the mining industry that he would consider a proposal that provides significant tax reductions for mining companies.
Gov. Bill Owens announced to members of the mining industry that he would consider a proposal that provides significant tax reductions for mining companies.
Small-Scale Concentrating and Recovery Methods
April 2011
The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.
The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.
Legislative and Regulatory Update
March 2004
• GAO opinion contradicts Norton-Leavitt road deal
• Cubin wages battle over public lands decisions
• Washington State rivers are open, work continues
• Recent FWS habitat, endangered or threatened proposals
• GAO opinion contradicts Norton-Leavitt road deal
• Cubin wages battle over public lands decisions
• Washington State rivers are open, work continues
• Recent FWS habitat, endangered or threatened proposals
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The Bawl Mill
• Basic Geology for the Independent Miner—Part IV Geology of Hardrock Gold Deposits
• Economic Impact of Mining in Alaska
• The Kenai Peninsula Goldfields
• Copper Price Keeps Canadian Miners Busy
• The Business of Mining: Financial Recoveries for Mandated Changes
• Utilizing Geologic Maps
• The Rich Hill Outing
• Picks & Pans: Detecting at Ganes Creek
• Copper Mine Opening in Utah
• Future of Mining in Bolivia Uncertain
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
