![]() Reference (Deposit): Dart, W., 1958, Gold-bearing gravels near Murray, Idaho: Idaho Bureau of Mines and Geology Pamphlet 116, 21 p. Dredge moved to Rogue River, Oregon in 1926.Ĭomment (Development): Murray dredge did not go upstream from Raven due to a shallow bar of bedrock and did not go downstream from Accident Gulch because pay gravel was too deep. 9 dredge at Eldorado Creek, Klondike, Yukon Territory, Canada. ![]() ![]() Data from Yukon Gold annual reports, abstracted in Mineral Resources of the United States for the years 1917 to 1926.Ĭomment (Development): Murray No. to mine deep placers with an hydraulic elevator from 1903 to 1909 were not successful.Ĭomment (Production): Grade estimated using reported recovery factor of 95 percent. Prichard Creek not dredged below Accident Gulch or above Bear Gulch.Ĭomment (Development): Early placer operations (1883 to 1890) a dissapointment due to deep bedrock, much water, and low grade. ![]() Physiographic Province: Northern Rocky MountainsĬomment (Reserve-Resource): Large volumes of bench gravels remain, particularly at the confluence of Prichard and Eagle Creeks. General Physiographic Area: Rocky Mountain System ![]()
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