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The Back Forty Mine is a proposed open-pit metallic sulfide mine targeting gold and zinc deposits in Menominee County in the South Central part of Michigan's Upper Peninsula next to the Menominee River. Aquila Resources submitted its first permit applications to the state of Michigan in 2015. [1]
Tales of prospecting for gold may conjure up images of treasure hunters victoriously uncovering massive rocks of the valuable metal. In reality, prospecting was hard, back-breaking work, with days ...
"Panning out" ~ Stereoscopic view of print taken by the U.S. Geological and Geographic Survey of the Territories ~ circa 1874–1879 Gold panning is a simple process. Once a suitable placer deposit is located, some alluvial deposits are scooped into a pan, where they are then wetted and loosed from attached soils by soaking, fingering, and aggressive agitation in water.
Gold mining can significantly alter the natural environment. Gold mining activities in tropical forests are increasingly causing deforestation along rivers and in remote areas rich in biodiversity. [73] [74] Mining has increased rainforest loss up to 70 km beyond lease boundaries, causing nearly 11,670 km 2 of deforestation between 2005 to 2015 ...
Name County Years Material Coordinates Adventure mine: Ontonagon: 1850–1920: copper: Alabastine Mine: Kent: 1907– gypsum: Arcadian mine: Houghton: 1898–1908: copper
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The Pine River, formerly known as the South Branch Manistee River, is a 53.6-mile-long (86.3 km) [2] tributary of the Manistee River in the U.S. state of Michigan.It forms at the confluence of the North Branch and East Branch of the Pine River in northwest Osceola County, flows southwest, then west and north through the northeast corner of Lake County and into southwest Wexford County ...
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