Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts
Neoarchean metavolcanic belts in the Slave craton, Northwest Territories, Canada, overlay a Paleo- to Mesoarchean granite-gneiss complex and its Mesoarchean volcano-sedimentary cover. The ca. 2.70 Ga Kam Group and ca. 2.66 Ga Banting Group volcanic stratigraphy, as defined in the Yellowknife volcani...
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ftcarletonuniv:oai:curve.carleton.ca:18941 2023-05-15T17:46:31+02:00 Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts Berger, Alexandra J. 2015 https://curve.carleton.ca/bed06a77-4ea5-40be-aefa-1b7c009ba61e https://catalogue.library.carleton.ca/record=b3787542 https://doi.org/10.22215/etd/2015-10891 unknown https://curve.carleton.ca/bed06a77-4ea5-40be-aefa-1b7c009ba61e https://catalogue.library.carleton.ca/record=b3787542 https://doi.org/10.22215/etd/2015-10891 Thesis/Dissertation 2015 ftcarletonuniv https://doi.org/10.22215/etd/2015-10891 2022-01-23T08:21:40Z Neoarchean metavolcanic belts in the Slave craton, Northwest Territories, Canada, overlay a Paleo- to Mesoarchean granite-gneiss complex and its Mesoarchean volcano-sedimentary cover. The ca. 2.70 Ga Kam Group and ca. 2.66 Ga Banting Group volcanic stratigraphy, as defined in the Yellowknife volcanic belt, has been applied to all volcanic belts in the Slave craton and is based primarily on geochemical signatures. Recent geochemistry, age data, and Nd-isotopic analyses supports distinct volcanic episodes occurred intermittent to Kam volcanism and Banting volcanism. Geochemical and isotopic similarities exist amongst mafic and intermediate volcanic rocks, whereas two distinct geochemical signatures define felsic volcanic rocks. Evidence at Sharrie and Turnback volcanic belts supports magma emplacement in a rift system with an evolving, heterogeneous source. Finally, Archean volcanic belts are known for housing VMS deposits and the Slave craton volcanic belts show potential for hosting base-metal deposits. Thesis Northwest Territories Yellowknife CURVE - Carleton University Research Virtual Environment Northwest Territories Yellowknife Canada Sharrie Lake ENVELOPE(-112.968,-112.968,62.600,62.600) |
institution |
Open Polar |
collection |
CURVE - Carleton University Research Virtual Environment |
op_collection_id |
ftcarletonuniv |
language |
unknown |
description |
Neoarchean metavolcanic belts in the Slave craton, Northwest Territories, Canada, overlay a Paleo- to Mesoarchean granite-gneiss complex and its Mesoarchean volcano-sedimentary cover. The ca. 2.70 Ga Kam Group and ca. 2.66 Ga Banting Group volcanic stratigraphy, as defined in the Yellowknife volcanic belt, has been applied to all volcanic belts in the Slave craton and is based primarily on geochemical signatures. Recent geochemistry, age data, and Nd-isotopic analyses supports distinct volcanic episodes occurred intermittent to Kam volcanism and Banting volcanism. Geochemical and isotopic similarities exist amongst mafic and intermediate volcanic rocks, whereas two distinct geochemical signatures define felsic volcanic rocks. Evidence at Sharrie and Turnback volcanic belts supports magma emplacement in a rift system with an evolving, heterogeneous source. Finally, Archean volcanic belts are known for housing VMS deposits and the Slave craton volcanic belts show potential for hosting base-metal deposits. |
format |
Thesis |
author |
Berger, Alexandra J. |
spellingShingle |
Berger, Alexandra J. Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts |
author_facet |
Berger, Alexandra J. |
author_sort |
Berger, Alexandra J. |
title |
Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts |
title_short |
Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts |
title_full |
Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts |
title_fullStr |
Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts |
title_full_unstemmed |
Stratigraphy, Geochemistry, Isotopic Signatures and VMS Potential of Late Archean Volcanic Rocks from the Southern Slave Craton, Northwest Territories – Regional Comparison to Sharrie Lake and Turnback Lake Volcanic Belts |
title_sort |
stratigraphy, geochemistry, isotopic signatures and vms potential of late archean volcanic rocks from the southern slave craton, northwest territories – regional comparison to sharrie lake and turnback lake volcanic belts |
publishDate |
2015 |
url |
https://curve.carleton.ca/bed06a77-4ea5-40be-aefa-1b7c009ba61e https://catalogue.library.carleton.ca/record=b3787542 https://doi.org/10.22215/etd/2015-10891 |
long_lat |
ENVELOPE(-112.968,-112.968,62.600,62.600) |
geographic |
Northwest Territories Yellowknife Canada Sharrie Lake |
geographic_facet |
Northwest Territories Yellowknife Canada Sharrie Lake |
genre |
Northwest Territories Yellowknife |
genre_facet |
Northwest Territories Yellowknife |
op_relation |
https://curve.carleton.ca/bed06a77-4ea5-40be-aefa-1b7c009ba61e https://catalogue.library.carleton.ca/record=b3787542 https://doi.org/10.22215/etd/2015-10891 |
op_doi |
https://doi.org/10.22215/etd/2015-10891 |
_version_ |
1766150221080821760 |