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by W D McRitchie
GS2 Rubidiumstrontium geochronology in the Churchill and Superior Provinces northern Manitoba
GS5 Mineral deposit studies in the Lynn Lake and Barrington Lake areas
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alteration zone amphibolite basalt biotite breccia chalcopyrite chlorite coarse grained conglomerate contains core diorite dolomite drill dykes feldspar felsic Field Activities Figure Flin Flon flows foliation gabbro garnet geochemical Geological Survey gneiss gold grab sample granodiorite greenstone belt grey greywacke holes hornblende interlayered intermediate iron formation Island Kisseynew Lake area Lake greenstone belt layers Location Lynn Lake mafic mafic volcanic magnetite Manitoba Manitoba Mineral Resources Manitoba Mines Branch map area massive matrix medium grained metagabbro metamorphism metavolcanic metres mineral occurrences Mineral Resources Division minor Nokomis outcrop oz/ton pegmatite phenocrysts pillowed pink Pipestone Lake plag plagioclase porphyritic Precambrian pyrite pyrrhotite qtz vein quartz vein quartz-rich Report of Field rhyolite Rice Lake River rusty weathered sandstone schist sedimentary rocks shaft shear zone Sherridon siliceous silicified Snow Lake stratigraphic sulphide supracrustal Survey of Canada thick tonalite trenches tuff unit volcanic rocks