Mining plant Ironstone's Crown Jewel - Wikipedia, the free encyclopedia The gold specimen was unearthed at the Sonora Mining Co. mine in Jamestown, California on December 24, 1992.
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Read more...gold. The remaining sand-like substance known as tailings was typically dumped into low-lying areas or lakes and streams near the mine. Some mercury was lost through spills and has accumulated in the tailings. Where are the tailings There are 64 gold mining districts in mainland Nova Scotia.
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Read more...The west half (approx.) of the tailings pond has reached its capacity, with tailings placed up to the crest of dykes 1, 2, 8, and a portion of dyke 3, while the east half of the tailings pond contains tailings submerged beneath water ranging in depth from less than 3 feet (1m) to several feet (meters).
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