The Steep Rock Iron Mine is a surface mining operation. Mine operations consist of 2 distinct surface and underground workings. There are a total of 2 shafts. Subsurface depth reaches a …
اقرأ أكثرSteep Rock Iron Mines Ltd. however, remained a Canadian-owned public company. To develop the Mine, $15 million was spent domestically on the building of the ore docks, expanded rail facilities, hydro lines and housing. In addition, the company spent $8.4 million before the first ton of iron ore was produced in the mammoth task of dam building ...
اقرأ أكثر"The Steep Rock iron mine is 141 miles west of Port Arthur, Ontario, and 50 air miles north of the Vermilion iron range in Minnesota. The property lies 27'2 miles north of the village of Atikokan …
اقرأ أكثرLast revised Nov. 27, 2022 The Mines: Steep Rock, Caland, The Steep Rock Echo. Photographs from the 1940's to the late 1970's. Last revised Aug. 19, 2022 Sapawe: Photographs from the 1920's to mid-1950's. Last revised June 14, 2020 Other Atikokan photos are on the Dobie genealogy website. THE REUNION HAS ENDED – and WE WANT PHOTOS!
اقرأ أكثرSteep Rock Iron Mines Postcards. Two postcards courtesy of the Atikokan Field Office of the Ministry of Natural Resources and Forestry. These aerial photos were taken in the early to mid-1950's. Union Employees' Christmas Party, 1955. Thanks to Susan Bryk for scanning these three photos from the collection of the Atikokan Centennial Museum.
اقرأ أكثرLife magazine, in a Sept. 1945 article, called Steep Rock Lake a 'wilderness' lake, with its waters "lapping quietly against a shoreline, ribbed with rocks and fringed with tangled pine forests." It was in the bush about 140 miles northwest of today's Thunder Bay (then Port Arthur and Fort William, known collectively as the Lakehead), about 40 miles from the Minnesota …
اقرأ أكثرThe largest undeveloped and the richest deposit of hematite iron ore on the North American continent was discovered in 1938 beneath Steep Rock Lake, near Atikokan, Ontario, Canada. Stimulus for development of the mine came during World War II when steel mills were facing a critical shortage of iron ore.
اقرأ أكثرThe Steep Rock Iron Mine is a surface mining operation. Mine operations consist of 2 distinct surface and underground workings. There are a total of 2 shafts. Subsurface depth reaches a maximum of 423 meters (1,388 feet). Site identification and general characteristics. Learn about USGS mines. Aluminum, Iron, and Manganese Secondary Commodity
اقرأ أكثرSteep Rock The Men and the Mines by Bruce W. Taylor Steep Rock, The Men and the Mines is a comprehensive history of the very exciting development of the Steep Rock iron deposits near Atikokan, Ontario. This second edition of the original published in 1978, provides an enduring account of this massive enterprise.
اقرأ أكثرThe slope stability of open-pit mines has always been a major problem affecting the safe production of resources from open-pit step mines. At present, slope excavation in open-pit mines is difficult and slope instability problems are becoming increasingly prominent. In this study, an open-pit bench rock slope in Liaoning Province was taken as the research object. The …
اقرأ أكثرHogarth pit, Steep Rock Iron Mine, Freeborn Township, Rainy River District, Ontario, Canada. Fine cabinet calcite, 10.5 x 7 x 6.5 cm from the Hogarth Pit - Steep Rock Mine - Atikokan, Ontario - Canada. Personally collected, photographed by and in the collection of Bill Morgenstern.
اقرأ أكثرThe largest undeveloped and the richest deposit of hematite iron ore on the North American continent was discovered in 1938 beneath Steep Rock Lake, near Atikokan, Ontario, …
اقرأ أكثرThe Caland and Steep Rock Iron Mines represent amazing feats of engineering and construction. Long before the days of computerized projections and simulations, engineers in the first half of the 20th century were able to accurately predict how moving 280 million cubic yards of water, silt and gravel would affect the area around what would be five of Canada's premier iron ore mines.
اقرأ أكثرThe Steep Rock Iron Mines at Atikokan, Ontario operated from 1944 to 1979. The iron ore was located at the bottom of Steep Rock Lake and water management was a key factor in developing the mines. Open pit mining required a massive water diversion scheme, including the diversion of the Seine River, draining of Steep Rock Lake, and construction ...
اقرأ أكثرby Bruce W. Taylor. Steep Rock, The Men and the Mines is a comprehensive history of the very exciting development of the Steep Rock iron deposits near Atikokan, Ontario. This second edition of the original published in 1978, provides an enduring account of this massive enterprise. The germ of the idea to write about the Steep Rock was planted ...
اقرأ أكثرSteep Rock Iron Mine, Freeborn Township, Rainy River District, Ontario, Canada A very rare combination specimen from the Errington Pit, Steep Rock Mine. This is the best of 3 such …
اقرأ أكثرSteep Rock Iron Mine, Freeborn Township, Rainy River District, Ontario, Canada A very rare combination specimen from the Errington Pit, Steep Rock Mine. This is the best of 3 such specimens I have collected in over 20 years from a large carbonate boulder.
اقرأ أكثرThe Caland and Steep Rock Iron Mines represent amazing feats of engineering and construction. Long before the days of computerized projections and simulations, engineers in the first half of …
اقرأ أكثرSteep Rock The Men and the Mines by Bruce W. Taylor Steep Rock, The Men and the Mines is a comprehensive history of the very exciting development of the Steep Rock iron …
اقرأ أكثرThe Steep Rock Iron Mines at Atikokan, Ontario operated from 1944 to 1979. The iron ore was located at the bottom of Steep Rock Lake and water management was a key factor in developing the mines. Open pit mining required a massive water diversion scheme, including the diversion of the Seine River, draining of Steep Rock Lake, and construction of various dams and other …
اقرأ أكثرThen, giant machines dug another 40 feet deeper for the open pit mine looking like an immense saucer the size of several city blocks. First ore was mined in September 1944 with full-scale production in May 1945. After 35 years in operation, with 88 million tons of ore mined and employing 1,500 at its peak, Steep Rock Iron Mine closed in 1979.
اقرأ أكثرSince the iron ore was beneath Steep Rock Lake, the development of the open pit mine required a massive water diversion scheme, including the diversion of the Seine River, draining of Steep Rock Lake, and dredging of a large quantity of lake bottom sediments to expose the iron ore. The volume of water pumped to drain the lake was 570 billion ...
اقرأ أكثرLast revised Nov. 27, 2022 The Mines: Steep Rock, Caland, The Steep Rock Echo. Photographs from the 1940's to the late 1970's. Last revised Aug. 19, 2022 Sapawe: …
اقرأ أكثرThe Steep Rock Iron Mines at Atikokan, Ontario operated from 1944 to 1979. The iron ore was located at the bottom of Steep Rock Lake and water management was a key factor in developing the mines. Open pit mining required a massive water diversion scheme, including the diversion of the Seine River, ...
اقرأ أكثرSteep Rock Iron Mines Postcards. Two postcards courtesy of the Atikokan Field Office of the Ministry of Natural Resources and Forestry. These aerial photos were taken in …
اقرأ أكثرSteep Rock Iron Mine, Freeborn Township, Rainy River District, Ontario, Canada Latitude & Longitude (WGS84): 48° 48' 37'' North, 91° 38' 39'' West Latitude & Longitude (decimal): …
اقرأ أكثرSteep Rock Iron Mine, Freeborn Township, Rainy River District, Ontario, Canada Latitude & Longitude (WGS84): 48° 48' 37'' North, 91° 38' 39'' West Latitude & Longitude (decimal): 48.81028,-91.64444 GeoHash: G#: cbwvdtds3 GRN: N33W44 Locality type: Mine Köppen climate type: Dfb : Warm-summer humid continental climate Nearest Settlements:
اقرأ أكثر"The Steep Rock iron mine is 141 miles west of Port Arthur, Ontario, and 50 air miles north of the Vermilion iron range in Minnesota. The property lies 27'2 miles north of the village of Atikokan on the south line of the Canadian National railway.The orebodies underlying the bed of Steeprock lake, since de-watered, were known to exist 60 years ago.
اقرأ أكثرLife magazine, in a Sept. 1945 article, called Steep Rock Lake a 'wilderness' lake, with its waters "lapping quietly against a shoreline, ribbed with rocks and fringed with tangled …
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