Dredging Alternative: High Banking
October 2009 by Chris RalphThe hope was that a bit of the gold from that famous old pocket mine had worked its way down the slope of the hill and into the gravels Pat and his crew were planning to mine.
This explains the large difference in particle sizes between placers and hydrothermal lode deposits, but also means that while the mining may be similar in some cases, the sampling and recovery techniques are usually quite different.
Vertical aerial photographs, a form of remote sensing, are invaluable in the search for mineral deposits, and have been used for 60 years for that purpose.
China is an enormous country, behind only Russia, the United States (incl. Alaska), and Canada in size. It has a teeming population of 1.3 billion, far ahead of any other nation. Most of the population is jammed into the eastern half of China, with the western half being only sparsely inhabited. There are 5 western provinces...
Fatal injuries at mines in the United States declined last year to a historic new low, according to preliminary data released January 3, 2002, by the Mine Safety and Health Administration (MSHA).
Dr. Ralph E. Pray
The research I did for “Gold in the Slate Creek Basin” (September 2011 issue) found me chasing a channel out of the LaPorte territory headed towards the old mining town of Brandy City, California.
In July 2008, the Marstons filed an administrative claim alleging that when US Forest Service employees or their agents entered upon the Marstons’ claims and bulldozed the shaft and trenches, they engaged in unlawful trespass, negligently destroyed property, and committed a nuisance...
The Bawl Mill • PLP Files Lawsuit to Lift Ban on Suction Dredging • Legislative and Regulatory Update • Bigger Is Not Always Better • Gold in the Rattlesnake Hills • The Tonopah Gold and Silver District • Possible Discovery Sparks New Klondike Gold Rush • Oregon Miner Challenges Forest Service’s Authority to Regulate Mining • The Fence • California State Gold Panning Championships • Mining Stock Quotes and Mineral & Metal Prices
Melman on Gold & Silver