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Windermere Group

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Journal Article
Journal: GSA Bulletin
Published: 01 November 1973
GSA Bulletin (1973) 84 (11): 3723-3730.
...F. K. MILLER; E. H. McKEE; R. G. YATES Abstract Greenstone of basaltic composition forms the middle part of the Windermere System in southern British Columbia and the correlative Windermere Group in northeastern Washington. The greenstone, together with the rest of the Windermere in this region...
Series: Geological Society, London, Memoirs
Published: 01 January 2002
DOI: 10.1144/GSL.MEM.2002.025.01.18
EISBN: 9781862394001
... Abstract We have already seen in Chapter 13 how the stratigraphic divisions of the Windermere Group or Supergroup were elaborated in the latter part of the twentieth century, but there are still major questions to be asked about this large basin of sediments, its structure and its tectonic...
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Journal Article
Published: 01 December 1988
Journal of the Geological Society (1988) 145 (6): 887-890.
... favoured lacustrine deposits. Erosional unconformities above subaerial aggradational volcanic sequences are to be expected, so the sub-Windermere Group unconformity does not necessarily imply tectonic uplift. References Ayres, L. D. (ed.) 1982. Pyroclaslic volcanism and deposits of intermediate...
Journal Article
Published: 15 October 2010
Canadian Journal of Earth Sciences (2010) 47 (10): 1305-1325.
...Hans J. Hofmann; Eric W. Mountjoy Abstract Siliciclastic beds in the upper part of the Miette Group in southeastern British Columbia have yielded an assemblage of late Ediacaran soft-bodied macrofossils and trace fossils. The macrofossils comprise Aspidella, Bradgatia?, and Miettia salientensis gen...
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Journal Article
Published: 01 November 2005
Proceedings of the Yorkshire Geological Society (2005) 55 (4): 263-285.
... of the Borrowdale Volcanic Group. The Windermere Supergroup comprises a limestone-rich Dent Group, overlain in upward succession by a mudstone-dominated Stockdale Group, a more silty Tranearth Group, then by the sandstone-rich Coniston and Kendal groups ( Fig. 3 ). Fig. 3. A generalized lithological log...
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Journal Article
Published: 01 July 1990
Journal of Sedimentary Research (1990) 60 (4): 525-539.
...P. S. Mustard; J. A. Donaldson Abstract In the Ogilvie Mountains, west-central Yukon, the upper Proterozoic lower Mount Harper group (informal name) is stratigraphically equivalent to basal Windermere Supergroup rocks that occur in other areas of the North American Cordillera. Breccias at the base...
Journal Article
Journal: AAPG Bulletin
Published: 01 April 1974
AAPG Bulletin (1974) 58 (4): 575-620.
... the Archeozoic shield on the west, now are thought to have come, at least in part, from the Atlantic and/or the north. The second phase of geosynclinal sedimentation, as exemplified by the Early Cambrian Chilhowee Group of the Southern Appalachians and the Windermere Group of the Canadian Rockies, bears more...
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Journal Article
Published: 14 November 2008
Geological Magazine (2008) 146 (2): 237-251.
...S. J. KEMP; R. J. MERRIMAN Abstract A series of boreholes in Horton Quarry, northwest Yorkshire (Horton-in-Ribblesdale Inlier) penetrated mudstones and slates belonging to the Austwick Formation (Windermere Supergroup) overlying laminated mudstones of the Ingleton Group. Illite (IC) and chlorite...
Journal Article
Journal: GSA Bulletin
Published: 01 October 1991
GSA Bulletin (1991) 103 (10): 1346-1364.
...PETER S. MUSTARD Abstract In the Ogilvie Mountains, west-central Yukon, the upper Proterozoic lower Mount Harper group (informal name) is stratigraphically equivalent to basal Windermere Supergroup rocks that occur in other areas of the North American Cordillera. A preserved synsedimentary normal...
Series: Geological Society, London, Memoirs
Published: 01 January 2002
DOI: 10.1144/GSL.MEM.2002.025.01.11
EISBN: 9781862394001
... Abstract One might, at this stage, move to a consideration of the rocks in what came to be called the Windermere Group in southern Lakeland ( Moseley 1984 ) – Otley’s third subdivision of the region’s rocks – for by 1970 a number of significant developments had occurred ‘down south’ since we...
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Series: Geological Society, London, Memoirs
Published: 01 January 2002
DOI: 10.1144/GSL.MEM.2002.025.01.13
EISBN: 9781862394001
... begin to look at the studies of the palaeontology, structure and sedimentology of the strata of the Windermere Group. In the previous two chapters we have been considering some rather broad and grand themes, but the Lake District has also been a site for detailed fieldwork, and often it has been PhD...
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Journal Article
Published: 01 April 1991
Journal of the Geological Society (1991) 148 (2): 207-210.
...B. C. KNELLER Abstract The Windermere Group basin was situated on the northwestern margin of Eastern Avalonia, dose to the suture with Laurentia. Sediment accumulation rates within the basin, estimated using a graptolite time-scale, show a history of accelerating subsidence through the mid- to late...
Journal Article
Published: 01 August 1975
Canadian Journal of Earth Sciences (1975) 12 (8): 1291-1306.
...John V. Ross; William C. Barnes Abstract Deformed diamictites and associated sediments of the lower part of the Upper Proterozoic Windermere Group have been examined on all sides of the Purcell geanticline of southeastern British Columbia. In all areas examined the rocks are characterized by two...
Journal Article
Journal: AAPG Bulletin
Published: 01 February 1964
AAPG Bulletin (1964) 48 (2): 166-190.
..., and the Windermere Groups of rocks, and by the extensive period of erosion preceding Cambrian time, is equivalent to a geologic era. The name Lipozoic Era is proposed for this part of geologic time. 1 Manuscript received, June 18,1963. 2 Head, Subsurface Geology Section, Ohio Division of Geological...
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Journal Article
Journal: GSA Bulletin
Published: 08 March 2019
GSA Bulletin (2019) 131 (9-10): 1673-1701.
..., while the overlying Gametrail Formation features a large negative carbon isotope anomaly with δ 13 C carb values as low as –13‰ that correlates with the globally developed Shuram-Wonoka anomaly. We also define the Rackla Group, which includes the youngest (Ediacaran) portions of the Windermere...
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Journal Article
Published: 01 December 1994
Journal of the Geological Society (1994) 151 (6): 1017-1021.
...W. D. McCAFFREY Abstract Nd model ages of Windermere Supergroup sediments increase from the upper Ashgill to the upper Ludlow. Below the lower Llandovery, increasing t DM reflects mixing between the underlying Borrowdale Volcanic Group and hemipelagic detritus, possibly sourced from the Lauren-tian...
Journal Article
Published: 01 August 1991
Canadian Journal of Earth Sciences (1991) 28 (8): 1217-1231.
... non conformité le gneiss de Gold Creek, à leur tour elles sont présumées recouvertes en inconformité par l'unité de conglomérat et diamictite de la base du Groupe de Kaza inférieur, du Supergroupe de Windermere. Contrairement à ce qui est observé pour les autres expositions de socle, aucun des...
Journal Article
Journal: GSA Bulletin
Published: 01 March 2003
GSA Bulletin (2003) 115 (3): 349-372.
... felsic volcanic rocks in this largely metasedimentary succession provided the opportunity for directly dating the strata. The new ages allow and also provide a better temporal framework for other Cordilleran Neoproterozoic strata that remain largely undated. The name “Windermere Group” is recognized...
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Journal Article
Published: 01 March 2014
Bulletin of Canadian Petroleum Geology (2014) 62 (1): 1-13.
...M.D. Smith; R.W.C. Arnott; G.M. Ross Abstract The southern Canadian Cordillera strata of the Neoproterozoic Windermere Supergroup form an areally extensive outcrop belt of deep-marine sedimentary rocks. Within this generally monotonous pile of siliciclastic and minor carbonate rocks, the Old Fort...
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Journal Article
Published: 01 February 2007
Journal of Sedimentary Research (2007) 77 (2): 89-109.
...). The basal part of the Windermere turbidite system in the Cariboo Mountains comprises strata of the Kaza Group (2–3 km thick). It is composed of sheet-like sandstone-dominated units and subordinate mudstone packages that accumulated on the basin floor to toe of the slope ( Ross et al. 1995 ; Meyer 2004...
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