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Prospecting with a VLF-Type Gold Detector
October 2004 by Jim Straight
Although I found my first detected nugget on a hard rock mine dump using an early VLF/TR coin hunter, it was by “following the dry washers” and detecting old tailing piles that I soon packed a metal 35mm canister with small sub-grain to...
The Keystone Gold-Copper District, Medicine Bow Mountains, Southeastern Wyoming
The Keystone district includes a group of mineralized shear zones and veins that are associated with the Keystone Quartz Diorite in the Medicine Bow Mountains of southwestern Wyoming. Gold production from this district is unknown, although some estimates suggest that 7,500 to more than 12,000 ounces were produced.
Government Says New Mine Will Benefit Bears
Grizzly bears stand to benefit if a copper and silver mine is developed beneath Montana’s Cabinet Mountains Wilderness, the US Fish and Wildlife Service said in a rewritten opinion.
The Goldfield Mining District, Nevada—Part II
The majority of the gold produced in Goldfield has come from ores that are close enough to the surface to be oxidized by the air. This oxidized ore is normally a soft, shattered, earthy material usually stained yellow to brown by oxides of iron.
Gold Prospecting & Mining Summit Exceeds Expectations
Brian...had cleared off some virgin, gold-bearing bedrock areas prior to our arrival, so everyone had ample opportunity to find and take home some gold.
The Rocks That Burn: Is Oil Shale the Answer?—Part I
The day is old in the Rangely Oil Field in northwestern Colorado. I’ve paused in my southbound trip to take a gander at this historic field, one of the largest in the state. Intricate pipelines funnel water and carbon dioxide to the source rock far below.
Wyoming Governor Pushes for Uranium Study Release
With energy companies clamoring to produce more uranium, Wyoming Governor Dave Freudenthal is urging federal regulators not to delay release of an environmental study on in-situ mining.
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• VMS Deposits in Central Arizona
• The Guyana Highlands
• Freegold Ventures' Golden Summit Project
• Picks & Pans: Working the Crevices
• Molybdenum
• 2004 California State Gold Panning Championships
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• Why Environmental Groups Prefer Kerry
• The French Mines of El Boleo
• Looking Back
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• Mining Stock Quotes and Mineral & Metal Prices
