All Articles
The Mountain Gate Mine
July 2007 by Don Robinson
The Foresthill Divide in Placer County, California, has underneath its present surface a multitude of buried river channels, most of which paid enormously well in the Gold Rush years of 1850 to 1890.
Copper Price Keeps Canadian Miners Busy
The Canadian copper industry is benefiting from the current high metal prices, and exploration activity should remain high over the coming year as new mines are developed and continuous improvement programs increase efficiencies at existing operations.
Using Countercurrent Material Flow to Improve Gold Recovery Efficiency
There is a material processing principle widely used in large milling operations to improve recovery that is poorly understood by most of the micro-mining and prospecting community...
Mining Battle Case Under Advisement
Two weeks of sometimes-heated testimony have ended in a case that pits Cyprus Amax Minerals against opponents who want to prevent the company from mining ore from a central Colorado mountain.
Gold Prospecting for Better or Worse: Coyote Poop Gold
Australians have told me that emus, being very curious, will pick up and swallow anything shiny or unusual. They say aborigines will kick and pick apart any emu poop they see to check them out for nuggets.
Continental Drift
As soon as reasonably accurate maps were made, 200 years ago, one could not help but note the parallelism of some coastlines with those on other continents. The coastlines of Africa and South America, in particular, are strikingly similar. The first scientist to write on the subject was an Austrian, Edward Suess, who put India, Africa, and South America into a supercontinent he named “Gondwanaland.” But, it was not until Alfred Wegener, a German, came out with his “Theory of Continental Drift” in 1912, that scientists took note.
Newmont's Gold Quarry Mine
The Maggie Creek Mining District, of which the Gold Quarry Mine is a part, was first explored in the 1870s. The transcontinental railroad had recently been built through the area. Carlin, a rail stop about 7 miles south of the district...
Melman on Gold & Silver
In our opinion, these dizzying up and down moves reflect not so much a change in the direction of hard data, but rather fluctuations in sentiment regarding the degree of danger relating to the overall international economic structure.
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