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The History of Tombstone
July 2000 by Edgar B. Heylmun, PhD
The Tombstone Mining District of Arizona was not a major producer of silver in comparison with some districts in other states, but it has had a long and colorful history.Ask The Experts - Claim staking as a job?
Gold Hill, Utah
The Gold Hill (Clifton) mining district is located 162 miles, by road, west of Salt Lake City. All but the last 12 miles of road is paved. The settlement of Gold Hill (pop. 10) lies at an elevation of 5,321 feet in desert mountains, the highest of which, Dutch Mountain, is 7,800 feet above sea level. Ponderosa pine grows at the highest elevations, with a zone of pinyons and junipers below that.
How Much Gold Is In My Gold-Quartz Specimen?
The method is based on the fact that gold is much denser than quartz, and the more gold that is present in a specimen, the higher the density of the piece will be as a whole.
Underground Mining: Stoping Methods
In an old mine that does not have stopes, you know the old miners did not take much if any ore out of that excavation. On the other hand, if you see large stopes within the mine you know that it is these places where the miners found profitable ore deposits within the vein.
DEF Has Another Successful Year
A relaxing trip was long overdue. The deadlines associated with assembling a magazine each month tend to wear on you after awhile. I needed a break. Several organizers of Dredge Earth First were...
Swiss Mining Company Demands Compensation From Bolivia
Glencore International AG demanded compensation from Bolivia’s government for nationalizing a tin smelter owned by the Swiss mining company.
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• Looking Back
