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Filtering by: Subject Platinum mines and mining -- Oregon Degree Level Master's

Application of the Humphrey spiral concentrator to Oregon gold tailings

Creator:

Walton, R. D. (Ray D.), 1921-

Resource Type:

Masters Thesis

Full Text:

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Geology and mineralization of the Ochoco gold prospect, Crook County, Oregon

Creator:

Willis, Dana C.

Resource Type:

Masters Thesis
Mercury distribution in sediments and uptake into an aquatic food web at Cottage Grove Reservoir, Oregon

Creator:

Morgans, Donna L.

Abstract:

The Cottage Grove Reservoir has been impacted by a point source (Black Butte Mine), where mercury mining and processing has occurred within its watershed from the 1890's to the late 1960's. Total mercury concentrations in surface sediments transect samples, core samples, tributary samples, and representative food web species were measured...

Resource Type:

Masters Thesis

Full Text:

Black Butte mine and along Dennis Creek (BLM, 1997). In western Oregon, cinnabar or mercury ore occurs