copper content of Canadian Shield rocks, Red Lake-Lansdowne House area, northwestern Ontario
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copper content of Canadian Shield rocks, Red Lake-Lansdowne House area, northwestern Ontario by R. F. Emslie

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Published by Dept. of Energy, Mines and Resources, Canada in [Ottawa] .
Written in English



  • Ontario.


  • Geochemistry -- Ontario.,
  • Petrology -- Ontario.,
  • Copper.

Book details:

Edition Notes

Statementby R. F. Emslie and R. H. C. Holman.
SeriesGeological Survey of Canada. Bulletin 130, Bulletin (Geological Survey of Canada) ;, 130.
ContributionsHolman, R. H. C., joint author.
LC ClassificationsQE185 .A43 no. 130
The Physical Object
Pagination31 p.
Number of Pages31
ID Numbers
Open LibraryOL5599482M
LC Control Number68005609

Download copper content of Canadian Shield rocks, Red Lake-Lansdowne House area, northwestern Ontario


  It is more than km2 in area, consisting of a series of northwest-southeast trending arcs paralleling the underlying bedrock structures. The number of lakes in the Canadian Shield is very large. Ontario and Quebec alone list over 12 lakes greater than 3 km2 in area; the number of smaller lakes is much larger (Refer to 'see also' section). The Canadian Shield is a landform region that covers more than half of Canada, located in northeast Alberta, northern Saskatchewan, northern Manitoba, southern Northwest Territories, Ontario, Quebec, and Newfoundland. Three major bodies of water in this region are Lake Athabasca, Reindeer Lake, and part of Lake Superior.   The Canadian Shield formed from glacial activity during the Pleistocene Epoch and gradual accretion and deposition of Precambrian rocks. The Canadian Shield contains the largest concentration of Precambrian rocks of all natural features on the planet. These rocks shaped the Canadian Shield by alternatively depositing in river basins and eroding.   Alluvial Gold Prospecting - How to Find a Lead or a Ribbon of Gold in a Dry Creek - Duration: Aussie Bloke Prospec views.

And where better to look than in northwestern Ontario, where two such mines are operating. Placer Dome’s Campbell mine has been turning out well over 10 million ounces from ore grading about ounces per ton (oz/t) Au, since Goldcorp’s Red Lake mine started up in and has about 4 million ounces to its credit. Rocks and minerals. A jumble of ceaselessly recycled igneous, sedimentary, and metamorphic rocks makes up the earth’s surface. Igneous rock (granite, gneiss) forms when molten rock cools. The Canadian Shield’s igneous base abounds in copper, gold, iron, and nickel. The only sparkling diamond engagement rings, wedding rings, earrings and pendants made from diamonds produced entirely in North America. Welcome to the Red Rock google satellite map! This place is situated in Thunder Bay District, Ontario, Canada, its geographical coordinates are 48° 57' 0" North, 88° 17' 0" West and its original name (with diacritics) is Red Rock.

Bruce Mines, known for being the site of the first copper mine in Canada, is on the boundary of the Canadian Shield (both Superior and Southern Provinces) and the Great Lakes Lowland. The area provides a vast array of minerals and rocks to the collector willing to search them out. RED LAKE-LANDOWNE HOUSE AREA, NORTHWESTERN ONTARIO PAPER by S. Duffell and R.H.C by D.W. Gibson. Paperback. CDN$ (1 used & new offers) THE COPPER CONTENT OF CANADIAN SHIELD ROCKS, RED LAKE-LANSDOWNE HOUSE AREA, NORTHWESTERN ONTARIO BULLETIN by R.F. Emslie and R.H.C. Holman. Goodreads Book . The Nipigon region has one of the best displays of red-coloured rocks anywhere in Canada. Geologists believe that the red siltstones and sandstones were deposited on older Canadian Shield rocks between and billion years ago, during the Precambrian Eon, when an ancient desert environment existed. in the Nipigon area. The O18/O16 ratios of the plutonic and supracrustal rocks from a large segment of the Superior province of the Canadian Precambrian Shield in Ontario (total area km2) have been determined.