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Povungnituk Group

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Journal Article
Published: 01 January 1994
Canadian Journal of Earth Sciences (1994) 31 (1): 206-218.
... Proterozoic age are associated with both volcanic and sedimentary rocks (Povungnituk Group) that accumulated during continental rifting and a transitional continental to oceanic basalt sequence (Chukotat Group). Mineralization is found in two principal horizons. Important deposits occur in the Raglan horizon...
Journal Article
Published: 01 October 1994
Canadian Journal of Earth Sciences (1994) 31 (10): 1536-1549.
... require a complex melt segregation process in a partially molten ascending mantle.The chemical compositions of coeval basalts exposed along the eastern Hudson Bay coast and in the Cape Smith Fold Belt (western and eastern Povungnituk Group) indicate that they can be divided into two groups...
Journal Article
Published: 29 May 2002
Canadian Journal of Earth Sciences (2002) 39 (5): 611-623.
.... In the structurally lowest package, all analysed zircons are Archean, and > 90% have ages between 2.83 and 2.63 Ga; these rocks are interpreted as the northernmost exposures of the Paleoproterozoic Povungnituk Group of the Cape Smith Belt, northern Quebec, with detritus derived from the Superior craton. Occupying...
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Image
Photograph of pillowed basalt in a continental tholeiite flow, <b>Povungnituk</b> ...
Published: 29 May 2002
Fig. 7. Photograph of pillowed basalt in a continental tholeiite flow, Povungnituk Group (level 1). Location of field photograph given in Fig.  4 . Length of hammer is 34 cm ( St-Onge et al. 1992 ).
Journal Article
Published: 17 September 2001
Canadian Journal of Earth Sciences (2001) 38 (9): 1313-1334.
... conglomerate, a few centimetres thick, superceded by iron formation and, in turn, by black shales, dolomite, and quartzite. These form a platformal sequence that borders the southern margin of the Cape Smith Belt and is thought to represent the lower part of the Povungnituk Group (Lamarche Subgroup, Lamothe...
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Journal Article
Published: 06 August 2004
Canadian Journal of Earth Sciences (2004) 41 (8): 919-938.
... chamois très caractéristique. La principale source de ces dolomies est le Groupe de Povungnituk, dans la portion sud de la ceinture du Cap Smith. Ces dolomies y forment des lits de 1 à 5 m d’épaisseur ( Taylor 1982 ; St-Onge et Lucas 1993 ). L’autre source de dolomie, beaucoup moins importante en...
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Journal Article
Published: 01 April 2004
The Canadian Mineralogist (2004) 42 (2): 485-497.
... of the foreland thrust belt to the Ungava Orogen, an arc–continent collisional zone ( St-Onge et al. 1993 ). The southern section of the fold belt is composed of the Povungnituk and Chukotat groups ( Hynes & Francis 1982 ) that form parautochthonous sedimentary and volcanic cover units, associated...
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Journal Article
Journal: Economic Geology
Published: 01 March 2016
Economic Geology (2016) 111 (2): 467-485.
...Yakun Liu; James E. Mungall; Doreen E. Ames Abstract The Tootoo and Mequillon Ni-Cu-Pt-Pd deposits in the South Raglan Trend of the New Quebec orogen host significant but as yet unexploited nickel-copper-platinum group element (PGE) mineralization within the mafic-ultramafic rocks of the Expo...
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Series: Economic Geology
Published: 01 January 2005
DOI: 10.5382/AV100.08
EISBN: 9781934969519
... by the continental flood basalts, alkali basalts, and shelf sedimentary rocks of the Povungnituk Group ( Francis et al., 1983 ; Picard et al., 1990 ). The Povungnituk Group is in turn overlain by the Chukotat Group which consists of komatiitic basalts at the base and mid-ocean ridge basalts (MORB) toward the top...
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Journal Article
Journal: Economic Geology
Published: 01 June 2010
Economic Geology (2010) 105 (4): 795-823.
...Marco L. Fiorentini; Stephen J. Barnes; C. Michael Lesher; Geoffrey J. Heggie; Reid R. Keays; O. Marcus Burnham Abstract Platinum-group elements (PGE) are strongly chalcophile and are therefore potentially sensitive indicators of processes involving segregation and accumulation of sulfide melts...
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Journal Article
Published: 01 October 2005
The Canadian Mineralogist (2005) 43 (5): 1735-1744.
... groups: a lower sedimentary group, the central Povungnituk Group (shelf sediments and dominantly continental tholeiitic basalts) and the upper Chukotat Group (komatiitic and tholeiitic basalts). Mineralized Cu–Ni–PGE zones with a Ni:Cu ratio around 3:1 occur at the transition between the Povungnituk...
FIGURES
Journal Article
Published: 22 December 2005
Canadian Journal of Earth Sciences (2005) 42 (10): 1653-1675.
... IIb tholeiites display chemical compositions similar to those reported for basaltic rocks of the Proterozoic Flaherty Formation of the Belcher Islands and the Povungnituk group of the Cape Smith Belt ( Legault et al. 1994 ; Modeland et al. 2003 ). Even if there are no geological observations...
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Journal Article
Published: 01 April 2000
The Canadian Mineralogist (2000) 38 (2): 379-398.
... amphibolite au niveau de la croûte médiane pendant une collision est principalement le résultat de processus structuraux et géohydrologiques. The parautochthonous sedimentary and volcanic units of Level 1 (Povungnituk and Chukotat groups, Fig. 2 ) define the Paleoproterozoic continental-margin sequence...
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Compilation of P–T results for granulite- and amphibolite-facies samples fr...
Published: 01 April 2000
F ig . 6. Compilation of P–T results for granulite- and amphibolite-facies samples from the lower-plate Superior Province basement ( St-Onge & Lucas 1995 , St-Onge & Ijewliw 1996 ) and overlying Povungnituk Group ( St-Onge & Lucas 1991 ) in northern Quebec.
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Selected geochemical data for the Raglan area of the east-central Cape Smit...
Published: 01 April 2001
; Katinniq Gabbro: thick gabbro unit underlying mineralized unit at Katinniq; North and South Claim Sills: structurally equivalent gabbro-peridotite sills intruded into slates in the upper part of the Povungnituk Group; Expo Ungava: small deposit in the central part of the Povungnituk Group, ~11 km south
Image
Selected geochemical data for the Raglan area of the east-central Cape Smit...
Published: 01 April 2001
; Katinniq Gabbro: thick gabbro unit underlying mineralized unit at Katinniq; North and South Claim Sills: structurally equivalent gabbro-peridotite sills intruded into slates in the upper part of the Povungnituk Group; Expo Ungava: small deposit in the central part of the Povungnituk Group, ~11 km south
Image
Selected geochemical data for the Raglan area of the east-central Cape Smit...
Published: 01 April 2001
; Katinniq Gabbro: thick gabbro unit underlying mineralized unit at Katinniq; North and South Claim Sills: structurally equivalent gabbro-peridotite sills intruded into slates in the upper part of the Povungnituk Group; Expo Ungava: small deposit in the central part of the Povungnituk Group, ~11 km south
Image
Selected geochemical data for the Raglan area of the east-central Cape Smit...
Published: 01 April 2001
; Katinniq Gabbro: thick gabbro unit underlying mineralized unit at Katinniq; North and South Claim Sills: structurally equivalent gabbro-peridotite sills intruded into slates in the upper part of the Povungnituk Group; Expo Ungava: small deposit in the central part of the Povungnituk Group, ~11 km south
Journal Article
Published: 01 April 2001
The Canadian Mineralogist (2001) 39 (2): 673-696.
...; Katinniq Gabbro: thick gabbro unit underlying mineralized unit at Katinniq; North and South Claim Sills: structurally equivalent gabbro-peridotite sills intruded into slates in the upper part of the Povungnituk Group; Expo Ungava: small deposit in the central part of the Povungnituk Group, ~11 km south...
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Series: Geological Society, London, Special Publications
Published: 01 January 2009
DOI: 10.1144/SP318.7
EISBN: 9781862395664
... ) the Rae craton, the Ellesmere–Devon terrane and Inglefield mobile belt, the Piling Group–Hoare Bay Group–Karrat Group–Anap nunâ Group cratonic margin, the Foxe fold belt, the Rinkian fold belt, the Aasiaat domain, the Nagssugtoqidian orogen, the North Atlantic craton, the Torngat orogen, the Makkovik...
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