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Copper Range spun off its wholly owned subsidiary White Pine Copper Co., which in 1955 opened the White Pine mine at the south end of the copper belt, at White Pine, Michigan, Ontonagon County. The White Pine mine contained a large stratiform body of chalcocite-impregnated siltstone and shale of the Precambrian Nonesuch Shale Formation. The ore ...
White Pine is located within Carp Lake Township east of the Porcupine Mountains Wilderness State Park. The Copper Range Company operated the White Pine mine in White Pine from 1955 to 1995. [4] White Pine is served by the 49971 ZIP Code, which is the highest numeric ZIP Code in the state of Michigan. [8]
In 1955 the Copper Range Company began large-scale mining at the White Pine mine, near the old Nonesuch mine. The deposit is a stratiform deposit in the lower 15 m of the Proterozoic Nonesuch Shale and the upper 2 m of the underlying Copper Harbor Conglomerate.
The White Pine Mine, just east of the state park in Ontonagon County, was the last copper-focused mine in Michigan’s Upper Peninsula. It closed in 1997 and Highland Copper plans to repurpose ...
The area is so named as copper mining was prevalent there from 1845 until the late 1960s, with one mine (the White Pine mine) continuing through 1995. The region includes Copper Island, Copper Harbor and Isle Royale. In its heyday in the latter half of the 19th century and the early 20th century, the area was the world's greatest producer of ...
The Copper Range Company opened the White Pine mine in Ontonagon County, Michigan, in 1955. The principal ore minerals were chalcocite and native copper . [ 4 ] The underground mine produced copper from the Nonesuch Shale until it closed in 1995.
White Pine mine - White Pine, Ontonagon County; the last mine to close in the Copper Country, in 1995; Whittlesey mine - Isle Royale, Keweenaw County; Winona mine - Winona, Houghton County; Winthrop mine - Central; Wolverine Mine - Wolverine; Wyandot mine - Twin Lakes, Houghton County; Wyoming mine - Wyoming (Helltown)
That left the White Pine mine as the only remaining Copper Country mine in production; the White Pine mine closed in 1995. ... The Michigan Copper Miners' Strike of ...