Golden Age of Gold Dredges
June 2002 by Frank Lorey IIIOver one hundred years ago, gold mining in California saw a radically new method tried out in the major rivers of the Central Valley. Large gold dredges floated lazily but noisily on the waters, bringing up the rich gravel from deep below. With none of today’s environmental restrictions on such methods, the landscape was reworked into a maze of patterns along the rivers.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Smaller exploration and development companies, many of which were international, were driven out of the US during the Clinton era and are now looking for signs that it’s safe to come back. Policy changes, rising metal prices, a weakened dollar and a more positive hiring forecast may be the most attractive set of signs the industry has seen in years.
• Oregon dredging bill defeated
• California bill would exempt dredgers from permitting
• Possible ESA listing
• Washington State tries to impose more fees on miners
The area was mined intermittently from around 1900 to 1915, but was also mined in the late 1800s, with a total output valued at about $100,000, which is around $9.5 million at the current gold price.
From this I inferred that engine 2 had a carburetor problem. In this article, I discuss the specific engine/carburetor problem, and the surprising solution to this problem.
The Bawl Mill • ICMJ Elected Prospecting Magazine of 2002 • Mining Investment—Or Fraud? • Gold in Suriname • Prospecting With Limited Equipment • Looking Back • Beryllium in Utah • Company Notes • Picks & Pans: The Gold of "Eldorado Canyon"—Mariposa County, California • Fire Agate in Arizona • The Canton Lead • NAS Agrees to Review Superfund Science • Tight Budgets Force Forest Service to Cut Back • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices