Browsing by Subject "Geochemistry"
Now showing items 1-20 of 20
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Formational processes of recent, arsenic rich, ferromanganese lacustrine precipitates in Nova Scotia and Northern Ontario
(2014-01-22)Banded iron - and manganese - rich precipitates were collected from the lake bottoms of Lake Charlotte (Nova Scotia), Lake Shebandowan (Ontario) and Sowden Lake (Ontario). Investigations of study areas at the macro, meso ... -
Geochemical and toxicological investigation of the Hogarth and Caland Pit Lakes, former Steep Rock Iron Mine site
(2012-11-10)The closure of the Steep Rock Iron Mines near Atikokan, Ontario, Canada in the late 1970's left behind an area of severe environmental concern. The subsequent flooding of the pit mines resulted in the formation of two ... -
Geochemistry and Au mineralization within the Kakagi-Rowan Lakes greenstone belt : a study of the Angel Hill Gold Zone
(2012-11-10)The Angel Hill Gold Zone of the West Cedartree Gold Project has been exposed over 300 meters along the internal contact of ultramafic and gabbroic rocks within the Kakagi Sill. The sill lies within the Kakagi-Rowan Lakes ... -
Geochemistry and petrography of the ultramafic metavolcanic rocks in the eastern portion of the Shebandowan greenstone belt, Northwestern Ontario
(2018)The 2.7 Ga Shebandowan greenstone belt in the Wawa-Abitibi terrane contains unusual ultramafic rocks. The two main assemblages present within the study area are the Greenwater and Shebandowan assemblages. The 2719.7 ± ... -
Geochemistry and PGE mineralization of the Kitto intrusion : a product of Mesoproterozoic plume magmatism through fault bounded archean crust, East Nipigon Embayment, Northern Ontario
(2007)The Kitto intrusion is a Mesoproterozoic 1117.7 ±1.8 Ma peridotitic to gabbroic intrusion, that formed as a result of plume magmatism and was emplaced along Mesoproterozoic and Archean faults in the East Nipigon Embayment ... -
Geochemistry of shallow and deep water archean meta-iron formations and their post-depositional alteration in western Superior Province, Canada
(2018)One purpose for studying banded meta-iron formations is to determine the chemical composition of seawater in the Archean ocean and the oxygen content of the Archean oceanic-atmospheric system. Geologists use the geochemistry ... -
Geology and alteration associated with the Hamlin Lake VMS system, Shebandowan Greenstone belt, Northwestern Ontario, Canada
(2008)The Hamlin Lake area is located approximately 120 km southwest of the City of Thunder Bay, Ontario within the Shebandowan greenstone belt of the Wawa Subprovince, Superior Province. The purpose of this study was to understand ... -
Geology and geochemistry of midcontinent rift-related igneous rocks
(2013-02-03)This study is focussed on the geology and geochemistry of Midcontinent Rift-related intrusive and extrusive rocks present in northern Ontario, Canada. The study focuses on three sections in order to elucidate the geochemical ... -
Geology, geochemistry and geochronology of the Hemlo East property, Schreiber-Hemlo Greenstone Belt, Ontario
(2014-01-22)The Hemlo East property is located approximately 50 kilometres east of the town of Marathon, Ontario and is situated within the Schreiber-Hemlo greenstone belt of the Wawa-Abitibi Terrane of the Archean Superior Province. ... -
The Influence of wetlands and watershed geology on lake chemistry of five remote lakes in Northwestern Ontario
(2012-11-10)In chapter 1 of this study the relationship between spatial, chemical, and biological factors and their influence on mercury concentration s in walleye were examined. Water, sediment, and fish tissue samples were collected ... -
Lithogeochemistry of the sedimentary stratigraphy and metosomatic alteration in the Musselwhite gold deposit, North Caribou Lake belt, Superior province, Canada : implications for deposition and mineralization
(2008)The Musselwhite gold deposit, 100% owned and operated by Goldcorp Inc., has cumulatively produced in excess of 2 million ounces since opening in 1997 and has a projected mine life through 2013. It is situated in the North ... -
Magmatic evolution and alteration geochemistry of the Black Mountain Southeast porphyry copper-gold deposit, Baguio mineral district Luzon, Philippines
(2012-11-10)The Black Mountain porphyry Cu-Au deposit is located in the central-western portion of the Baguio mineral district, Philippines, approximately six kilometers southwest of Baguio City in the Upper Bued River. It consists ... -
Mineralization and tectonic setting of the Norton Lake Region, Uchi subprovince
(2005)The Norton Lake region is located approximately 50 km northeast of Fort Hope within the northernmost unnamed assemblage of the Miminiska-Fort Hope greenstone belt of the Uchi Subprovince, northwestern Ontario. An ... -
Paleoproterozoic snowball earth? Sedimentology and geochemistry of a Huronian glacial cycle
(2019)The study discusses new sedimentological and geochemical results for the Paleoproterozoic Bruce glacial cycle, which represents the second of three glacial cycles within the Huronian Supergroup. This Bruce glacial event ... -
Petrology of the Crystal Lake Gabbro and the Mount Mollie Dyke, Midcontinent Rift, Northwest Ontario
(2018)The Crystal Lake Gabbro (CLG) is a Y-shaped, up to 750 m wide, layered mafic intrusion with a 5 km long northern limb and a 2.75 km long southern limb, with localized Cu-Ni and Cr mineralization. The Mount Mollie Dyke (MMD) ... -
Seafloor deposit models, geochemistry, and petrology of the mafic-ultramafic hosted Big Lake VMS occurrence, Marathon, Ontario
(2010)The Big Lake volcanogenic massive sulphide (VMS) occurrence, located in the Schreiber-Hemlo belt of the Superior Province, was discovered in March 2006 near Marathon, Ontario. It is hosted in a mafic-ultramafic metavolcanic ... -
Sedimentology and geochemistry of the 2.93 Ga Basinal Facies of the Red Lake carbonate platform
(2019)The Mesoarchean Red Lake carbonate platform is the oldest (~2.93 Ga) known carbonate platform on Earth. It is comprised of a variety of chemical sedimentary rocks including: limestone, dolostone, chert, oxide iron formation, ... -
Sedimentology and paleogeographic reconstruction of the strata in and adjacent to the Sudbury impact layer in the northern Paleoproterozoic Animikie basin
(2016)The Sudbury Impact Layer (S.I.L.) is dated at 1850 Ma and is located between the underlying Gunflint Formation, with an age of 1878±1 Ma that was obtained from zircons in a tuffaceous zone approximately 105 meters below ... -
Stable isotope (N,O,H) geochemistry, petrology and compositions of biotite of the Musselwhite Mine, Ontario : implications for mineralisation
(2008)Musselwhite mine is located 480 km. north of Thunder Bay, Northwestern Ontario on the southern shores of Opapimiskan Lake in the North Caribou Lake greenstone belt. It is classified as an orogenic gold deposit. -
Whole rock geochemistry, mineral chemistry, petrology and Pt, Pd mineralization of the Seagull Intrusion, Northwestern Ontario
(2005)The Seagull Intrusion emplaced during formation of the 1.1 Ga Mid-continental Rift centred around Lake Superior was studied in several drill core and surface samples and consists of a lower ultramafic section (~650 m) and ...
