Heap leaching continued at the Gold Dike Mine in Ferry County with some mining taking place on the adjacent Gold Hill property. At the Minnie Mine in Okanogan County, leaching continued on pads built in 1984. Less than 140 tons were mined by CSS Management at their Apex and Damon Mines in King County.
Knob Hill Mine, Golden Promise #2 Vein, Republic District, Ferry County, Washington cabinet 11.2 x 10.9 x 2.2cm. A short while ago, I was contacted by a retired mine geologist who had examples of the rare mineral naumannite that he wanted to sell. He began working for Day Mines in Leadville, Colorado in 1976 as a mine geologist.
Ferry County Washington Gold. Most of that came from the Republic district, with about 6,000 ounces coming from the Danville District and Columbia River Placer Mines. From 1904 until 1928 Ferry County lead Washington in total production of gold. There were
Two large uranium mines were in operation northwest of Spokane, in Stevens County. In terms of dollar value, the mining of industrial minerals, such as basalt, clay, diatomite, dolomite, granite, limestone, silica, and sand and gravel, far exceeds that of metals. Coal mining has
"Kettle River" is a plant deposit site in the Rocky Mountain System of Washington, The United States. It is a deposit, located in the Curlew mining district and is considered to be of world class significance. 1 Gold and silver deposits are documented at "Kettle River."
Mar 13, 2015Knob Hill Mine, Golden Promise #2 Vein, Republic District, Ferry County, Washington cabinet 11.2 x 10.9 x 2.2cm A short while ago, I was contacted by a retired mine geologist who had examples of the rare mineral naumannite that he wanted to sell.
inactive mine sites are sources of environmental contamination. This fact is a consequence of the oxidation of mineral compounds, especially sulfide minerals, the release of dissolved metals into surface and ground waters, and the erosion of mineral solids that become sediments in water systems.
The gold seams of the Republic mine brought the initial investment, but through the years more productive veins were located which culminated in the Golden Promise vein operated by Hecla. In recent years Echo Bay Mines and Mill (now Kinross) have successfully retrieved gold. Ferry County has been Washington State's most prolific producer of gold.
Ferry County Washington Gold. Filed under Ferry County Gold, From 1904 until 1928 Ferry County lead Washington in total production of gold. There were 164 lode mines and 35 placer mines in Ferry County. is the Day Mine, which had 92 patented claims. At the head of Eureka Gulch in the W 1/2 of SE 1/4 of section 27, is the Knob Hill Mine
Knob Hill Mine is a place of kind Mine belonging to the County of ( Ferry ). The closest populated place is that of Republic that is3.61 miles far from Knob Hill Mine. Knob Hill Mine is also 3.90 miles far from the closest airport or heliport, the Perry County Memorial Hospital Heliport .
Figure 15. Knob Hill gold mill at Republic, Ferry County, 1945. Since 1935 the mill has been used to recover gold and silver from ore of the Knob Hill mine, and currently the mine is Wash ington's only major gold producer. Part 2 tion among the mining areas of the state but gave
Filter 764 mineral deposits by commodity, disposition, development status, and record type in Ferry County, Washington. Filter 764 mineral deposits by commodity, disposition, development status, and record type in Ferry County, Washington. 'Knob Hill Mine and Plant' in Ferry, WA, Silver Plant, Discovered in 1896. Ferry County, WA County
Hecla Knob Hill Mine is a superfund site located at Knob Hill County Road 3 Mi Nw Of Cy T37 R32 S28, Republic, WA 99166. The Environmental Protection Agency (EPA) identifies sites such as Hecla Knob Hill Mine because they pose or had once posed a potential risk to human health and/or the environment due to contamination by one or more hazardous wastes.
KNOB HILL MINE (GOLDEN PROMISE MINE) Klondike Mountain, Republic, Republic District, Ferry County, Washington, USA LOCALITY IMAGES GEOLOGY ~50 Ma (million years ago) The Golden Promise Au Ag deposit formed along the hanging wall of the north to northwest striking Eureka fault in the Republic district. Graben formation between the
Ferry County (Washington (State)) Washington (State) Ferry County; Item Details. Start over. Add Star. Item Actions View Starred Items; Cite; Email; Text Message; Print; Export to RefWorks; Export to EndNote; Export to Zotero; Mining and Milling Methods and Costs at Knob Hill Mine, Republic, Wash. by Corwin L. Cooper. Format Book; Government
The Knob Hill Mine was one of the longest lived mines in the Republic mining district, which, in turn, was one of the most prolific gold producing areas of Washington. The area was opened for prospecting in 1896 and almost immediately substantial gold discoveries were made near what would become the city of