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The White Pine mine produced copper until 1995. In its early days the company was known for its use of advanced mining and transport systems (not all of which worked very well) including the Dashaveyor , a high speed transportation system, and what was at the time the world's largest hard rock tunneling machine to be sold to a mining company. [ 4 ]
Copper ore, concentrated and leached 56 (2018) [5] 9 Robinson: White Pine County, Nevada: KGHM Polska Miedź: Copper-gold-molybdenum ore, open pit, concentrate products 51 (2018) [6] 10 Mission Complex: Pima County, Arizona: Grupo México: Copper-molybdenum ore, concentrated
Spectacular specimen of elongated, spinel-twinned copper crystals from the old White Pine mine. The copper-bearing Nonesuch Shale at the south end of the Copper Country in Ontonagon County had been known since the 1800s. But the ore grades were too low, the ore mineral particles too small, and the copper was largely in sulfides instead of ...
The Robinson Mine is a porphyry copper deposit located at Ruth, White Pine County, Nevada, in the Egan Range, 4 miles (6.4 km) west of Ely.The mine comprises three large open pits: Liberty, Tripp-Veteran and Ruth.
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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]
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.
Ruth is a census-designated place (CDP) in White Pine County, Nevada, United States.Founded in 1903, it had a population of 440 at the 2010 census. [3]Ruth was built as a company town for the adjacent Robinson Mine, a large open-pit copper mine, which is still in operation as of 2022.