The Guyana Highlands
October 2004 by Edgar B. Heylmun, PhDThe Guyana Highlands referred to here are a tropical upland area that extends from French Guiana on the east to Colombia on the west, with elevations reaching 9,219 feet. It occupies a vast and remote region between the Orinoco River on the north and the Amazon River on the south. There are mountains, tablelands, mesas, and swamps, largely impassable to those on foot.
Q: With safety as a given, what can the average miner, or Joe-blow greenhorn do to identify and extract some metals or minerals with off-the-shelf products or natural ingredients?
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
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Each specimen is carefully examined to determine if it would be beneficial or not to use an acid treatment to reveal more of the gold.
I remember in the couple of years after that 1997 flood, prospectors around California did very well, taking ounces of gold from places that had not yielded any gold for years before that.
The Bawl Mill • Update: Forest Service Interim Rule • VMS Deposits in Central Arizona • Prospecting with a VLF-Type Gold Detector • Freegold Ventures' Golden Summit Project • Picks & Pans: Working the Crevices • Molybdenum • 2004 California State Gold Panning Championships • Company Notes • Why Environmental Groups Prefer Kerry • The French Mines of El Boleo • Looking Back • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices