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Mining Claim Corner, Blue Ribbon Mine, Alaska. A placer claim is a mining claim on gravel or ground from which minerals are extracted using water. [1] In the United States, the valuable mineral in a placer claim is almost always gold, although other nations mine placer deposits of platinum, tin, and diamonds.
Gold production up to 1990 was 21,000,000 troy ounces (650 t) worth about US$17 billion at 2008 prices) [clarification needed], making it the most productive gold-producing district in Colorado, [19] and the third-most productive in the United States (after Carlin, Nevada and Lead, South Dakota). Many of the mines in the district were quite ...
When properly worked the Confederate Gulch claims were all rich. The rich stretches along the bottom of the Gulch were very rich. The gold production ran from $100.00 to $500.00 per running foot, and produced $20,000 to $100,000 per claim. [6] Cement Gulch and Montana Gulch were highly productive, but Cement Gulch was in a class by itself.
Hydraulic gold mining in Alder Gulch, 1871. Photo by William Henry Jackson. Placer mining in Alder Gulch, 1872. Alder Gulch (alternatively called Alder Creek) is a place in the Ruby River valley, in the U.S. state of Montana, where gold was discovered on May 26, 1863, by William Fairweather and a group of men including Barney Hughes, Thomas Cover, Henry Rodgers, Henry Edgar and Bill Sweeney ...
gold Montana City: Montana City was established north of the site of the 1857 find by William Green Russell and was the first settlement of modern Denver. The gold findings were unsatisfactory and the settlement was abandoned in 1859. [95] [96] The Pike's Peak Gold Rush began as other prospecting parties looked for gold at other Colorado sites.
Colorado authorities have identified the person that died in a former gold mine that is now a tourist attraction.. Patrick Weier, a Mollie Kathleen Gold Mine tour guide, died after being trapped ...
The Washington claim is within granite, while the Independence is within a breccia, which was a better gold producer. The Independence shaft reached 70 feet by 1894 and was producing 800 tons of ore per month, with 3.5 ounces of gold per ton. In 1895, the shaft reached 300 feet, and was producing 90 tons per month.
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