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Gold in New Hampshire
March 2002 by Edgar B. Heylmun, PhD
New Hampshire, one of five New England states, has an area of 9,351 square miles, a bit larger than Kern County, California. It is a playground for people who live in the large urban areas in the East.
EPA Reopens Comments on Pebble Project
The settlement did not grant an immediate approval for the project, but it did begin to clear the way for the company to apply for federal permits—a path the Obama administration previously had thwarted.
Picks & Pans: Dredging After The Flood
It was dredging season, 1997, after the catastrophic flood had hit us in January—a flood that took out bridges, roadways, undermined the railroad tracks in several places, and isolated us in the town of Quincy, California, for a week. The fog was so thick that planes couldn’t even land at the airport.
Mining Stock Quotes and Mineral & Metal Prices
So, Where's The Gold?—Finding Gold Detectors Miss
We decided to run a detector over each piece. If we got a decent signal we placed the piece into a high-grade pile and the rest went into another pile to be worked on later. This high-grade pile wasn’t that large—maybe 25 pounds...
Some Tips and Tricks for Dredgers: Determining Pulley Size and Belt Length
If Epd is larger, then the compressor will be spinning faster than the manufacturer’s maximum specified RPM and might destroy itself. If this happens, then the compressor again might not produce enough air to support a diver. Neither is a desired outcome.
Pebble Deposit Reveals Mineral Potential
The vast potential of the Pebble deposit is becoming more clear each day.
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