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Uranium Deposits
July 2001 by Edgar B. Heylmun, PhD
The first reported occurrence of uranium in the United States was at Central City, Colorado, in 1871. However, prior to 1922, the ore was mined for its radium content, not uranium.
Mining Stock Quotes and Mineral & Metal Prices
Melman on Gold & Silver
Last month we witnessed numerous news items that appear to confirm a new, and perhaps ominous, trend in America’s relationships with the rest of the world. We are referring to a visible increase in America’s vulnerability to foreign actions.
Prospecting in the Age of Covid-19
I have a bunch of ideas about what to do in the near term and then other thoughts about what things might look like a few months from now when I hope the situation will look a lot better.
Determining the Amount of Gold in Rich Ores
This is just the type of specimen that could have been easily ignored by the old-time miners. It felt a little heavier in my hand than a chunk of quartz of that size ought to have been.
San Manuel Mine Officially Closes With a Bang
One of the largest underground copper mines in the world officially closed mid-January, as demolition crews blasted its twin smelter stacks.
Company Notes
• Vista Gold Corp
• Pan American Silver Corp
• Mountain Province Mining
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