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A large native silver specimen from the Cliff mine, 5.5 x 3.7 x 2.8 cm. The Cliff mine was the first successful copper mine in the Copper Country of the state of Michigan in the United States . The mine is at the now-abandoned town of Clifton in Keweenaw County .
The Cliff Mine was 1,080 feet deep and produced 825 tons of copper in 1875. The town was settled around 1844 & it's peak population was 700 in 1877.
The Cliff Mine is the first successful mine in the Michigan Copper District and dates from 1845. It remained highly successful, the largest copper mine in the US for more than a decade. Ruins of the early mining operations, the town of Clifton and two cemetaries are here to visit.
Cliff Mine, Allouez Township, Keweenaw County, Michigan, USA : The Cliff Mine was the first successful copper producer on the Keweenaw Peninsula. The property was owned by the Pittsburgh and Boston Copper Harbor Mining Company; however, the company first worked ...
In the Keweenaw Peninsula in the U.P. is the abandoned Cliff Mine. The town was created in 1844, centering itself around the mine. This mine was one of the most productive in the Upper Peninsula, producing over 40 million pounds of copper thanks to its 840 miners.
The earliest of Michigan’s mechanized copper mines was the Cliff Mine, which got underway in a serious way in August 1845 when a vein on the greenstone cliff was followed into the cliff wall and it widened into a substantial copper mass.
The Cliff Mine is the first successful mine in the Michigan Copper District and dates from 1845. The highly successful mine was the largest copper mine in the US for more than a decade after it was started.
The ruins of the Cliff Mine tell the story of the Keweenaw's first profitable copper mine in the 19th Century. Its brief success spurred the nation's first m...
The Cliff Mine near Eagle River opens. It is the first large-scale, profitable mine on the Keweenaw Peninsula. Before it closes in 1870, Cliff Mine rewards its investors with $2,519,000 ($104 million today).
Cliff Mine lie hidden amid the trees, the waste rock pile and stamp sands were the most visible remnants of the mine’s infrastructure on the landscape when the abandoned Cliff Mine was determined eligible for the National Register of Historic Places in 2011.