Lawrence B. Aspler, Jeffrey R. Chiarenzelli,
... contiguous? Williams et al. (1991)proposed the name `Kenorland' for a speculative Neoarchean supercontinent comprising the Archean ... metamorphic processes related to the protracted breakup of Kenorland. Breakup may have extended from ca. 2.5 ... g. Hurwitz Group) formed in the interior of Kenorland before dispersion, and passive margin sequences flanking the ... g. Snowy Pass Supergroup) defined the edges of Kenorland. Earliest Paleoproterozoic magmatic and sedimentary rocks, which include ... to that of North America, suggesting inclusion in Kenorland. A slightly different record from the southern continents ...
Tópico(s): Geochemistry and Elemental Analysis
1998 - Elsevier BV | Sedimentary Geology
Wesley E. Whymark, Hartwig E. Frimmel,
... system prior to the breakup of the supercontinent Kenorland at around 2480 Ma. As each basin fill ... lack of atmospheric oxygen at the time of Kenorland rifting existed during their deposition and prior to the “great oxidation event”. Our comparative analysis of Kenorland rift graben fills reveals that gold potential, which ...
Tópico(s): Geochemistry and Elemental Analysis
2017 - Elsevier BV | Ore Geology Reviews
Produção Nacional
Revisado por pares
L. J. Pesonen, Sten‐Åke Elming, S. Mertanen, Sergei Pisarevsky, Manoel S. D’Agrella-Filho, Joseph G. Meert, P. W. Schmidt, Niels Abrahamsen, Göran Bylund,
... the Proterozoic. The oldest one is the Neoarchaean Kenorland, which comprised at least Laurentia, Baltica, Australia and the Kalahari craton. The protracted breakup of Kenorland during the 2.45- to 2.10-Ga ... 1.10–1.00 Ga. The configurations of Kenorland, Hudsonland and Rodinia depart from each other and ...
Tópico(s): Geomagnetism and Paleomagnetism Studies
2003 - Elsevier BV | Tectonophysics
David L. Huston, R.S. Blewett, D.C. Champion,
... and supercratons through geological time, such as Vaalbara, Kenorland, Nuna (Columbia), Rodinia and Pangea (including Gondwana) (Figure ... are consistent with supercontinent and supercraton growth, particularly Kenorland, Nuna and Pangea-Gondwana.The distribution of Australia' ... province is the product of the assembly of Kenorland, whereas its major Zn-Pb-Ag deposits and ...
Tópico(s): Geochemistry and Geologic Mapping
2012 - International Union of Geological Sciences | Episodes
P.G. Eriksson, Kent C. Condie,
... pervasive, floored by basement lithologies for the three “Kenorland-related” terranes (Superior, Hearne and Fennoscandian) and by ... complete sedimentary record is recorded for the three Kenorland supercontinent terranes, including at least two glacial events, ... 2009), distinct differences between the records associated with “Kenorland-related” and “non-amalgamated” cratons might reflect thermal ...
Tópico(s): Paleontology and Stratigraphy of Fossils
2012 - Elsevier BV | Gondwana Research
Lawrence B. Aspler, Ira E Wisotzek, Jeffrey R. Chiarenzelli, Miklos Losonczy, Brian Cousens, V J McNicoll, W J Davis,
... initial breakup stages of a speculative Neoarchean supercontinent (Kenorland). In contrast to recent models, new Sm–Nd ... continued stretching that ultimately led to dispersion of Kenorland's daughter fragments. The gap in the sedimentary ...
Tópico(s): earthquake and tectonic studies
2001 - Elsevier BV | Sedimentary Geology
... cycles with progressive assembly and breakup of Ur, Kenorland, Columbia, Rodinia, Gondwana, and Pangea. Despite the ongoing ... supercontinents with giant provinces related to assembly of Kenorland, Columbia and Gondwana-Pangea. Erosion-susceptible porphyry Cu- ... were largely restricted to extensional episodes related to Kenorland and Columbia and Kiruna-type deposits to those ...
Tópico(s): earthquake and tectonic studies
2022 - Elsevier BV | Gondwana Research
Helen M. Roberts, Peter S. Dahl, S. P. Kelley, Robert Frei,
... associated with the incipient break-up of supercontinent Kenorland and may be related in some way. We ... Wyoming province during Early Proterozoic supercontinent break-up (Kenorland) and reassembly (Laurentia) in what is now central ...
Tópico(s): Geology and Paleoclimatology Research
2002 - Elsevier BV | Precambrian Research
... mature passive margin associated with the breakup of Kenorland. The younger drowning event is associated with the ...
Tópico(s): Geological formations and processes
2003 - Elsevier BV | Precambrian Research
... overturn associated with the final breakup of the Kenorland supercontinent. Correlative carbonates from the Slaughterhouse Formation in ... likely related to the final breakup of the Kenorland, succeeded the carbon isotope excursion, since the Estes ...
Tópico(s): Geochemistry and Elemental Analysis
2003 - Elsevier BV | Precambrian Research
R H Rainbird, W J Davis, S J Pehrsson, N Wodicka, N M Rayner, T Skulski,
... a slowly subsiding but stable supercontinent (e.g. Kenorland). This was followed by mafic volcanism and marine ... of other cratons derived from break-up of Kenorland and ultimately amalgamated in Nuna. Examples from Laurentia ...
Tópico(s): Paleontology and Stratigraphy of Fossils
2010 - Elsevier BV | Precambrian Research
... formed when Scotland was part of the supercontinent Kenorland. The supracrustal rocks were intruded between 3100 and ... 2700 and 2500 Ma. The break-up of Kenorland (2400–2200 Ma) was marked by the intrusion ...
Tópico(s): High-pressure geophysics and materials
2006 - Cambridge University Press | Transactions of the Royal Society of Edinburgh Earth Sciences
... which was related to the breakup of the Kenorland supercontinent ca. 2.5–2.1 Ga. Geochemistry ...
Tópico(s): earthquake and tectonic studies
2012 - Elsevier BV | Precambrian Research
James A McCombs, Peter S. Dahl, Michael A. Hamilton,
... associated with plate convergence (final assembly of supercontinent Kenorland?). In contrast, thin rims present on some LEG– ... frame previously inferred for the fragmentation of supercontinent Kenorland.
Tópico(s): High-pressure geophysics and materials
2004 - Elsevier BV | Precambrian Research
... a second prolonged thermal uplift of part of Kenorland that culminated in complete dismemberment of the supercontinent ...
Tópico(s): Paleontology and Stratigraphy of Fossils
2014 - Elsevier BV | Geoscience Frontiers
S J Pehrsson, R G Berman, B. M. Eglington, R H Rainbird,
... Paleoproterozoic supercontinents or supercratons have been proposed, including Kenorland, Superia and Vaalbara. Improved geologic knowledge of the Churchill Province, Canadian shield, suggests that the classical Kenorland configuration, with linked Rae and Hearne cratons, is ...
Tópico(s): Geochemistry and Geologic Mapping
2013 - Elsevier BV | Precambrian Research
... to the assembly and disassembly of the supercontinents Kenorland, Columbia, and Rodinia. The Marwar and the Bundelkhand ... effects of packing and unpacking of large landmasses (Kenorland, Columbia, and Rodinia). Ensuing dynamic topography and sea ...
Tópico(s): Geological formations and processes
2015 - Springer Science+Business Media | Journal of the Geological Society of India
Produção Nacional
Mauro César Geraldes, Armando Dias Tavares, Anderson Costa dos Santos,
... in the Ur landmass. Supercontinental 2.45 Ga Kenorland amalgamation is indicated by paleomagnetic data including Laurentia, ... indicating that Amazonian craton was part of the Kenorland supercontinent. From 1.83 Ga to 1.25 ...
Tópico(s): Geological and Geophysical Studies
2015 - Scientific Research Publishing | International Journal of Geosciences
Александр Иванович Слабунов, В.К. Сингх, А. И. Слабунов, Vinod K. Singh,
... and Eastern Dharwar Cratons were parts of the Kenorland Supercontinent, rather than one block.
Tópico(s): earthquake and tectonic studies
2020 - Karelian Research Centre of RAS | Proceedings of the Karelian Research Centre of the Russian Academy of Sciences
Lawrence B. Aspler, Jeffrey R. Chiarenzelli, Brian Cousens, V J McNicoll, W J Davis,
Tópico(s): Geochemistry and Geologic Mapping
2002 - Elsevier BV | Sedimentary Geology
... the supercontinents at 2.7–2.5 Ga (Kenorland), 2.0–0.75 Ga (Columbia and its ...
Tópico(s): High-pressure geophysics and materials
2008 - Elsevier BV | Ore Geology Reviews
Nicolas Coltice, Hervé Bertrand, Patrice Rey, Fred Jourdan, Benjamin Phillips, Yanick Ricard,
... as well as putative Archaean supercontinents such as Kenorland and Zimvaalbara.
Tópico(s): Paleontology and Stratigraphy of Fossils
2008 - Elsevier BV | Gondwana Research
Chris Clark, Alan S. Collins, Nicholas E. Timms, Peter D. Kinny, T.R.K. Chetty, M. Santosh,
... convergent tectonics and collision on the margin of Kenorland. There is no evidence of a pervasive Neoproterozoic ...
Tópico(s): earthquake and tectonic studies
2008 - Elsevier BV | Gondwana Research
P.G. Eriksson, Santanu Banerjee, David R. Nelson, M.J. Rigby, Octavian Catuneanu, S. Sarkar, R. James Roberts, Dmitry A. Ruban, Mtimkulu N. Mtimkulu, P. V. Sunder Raju,
... Kaapvaal. Within a framework of a postulated Neoarchaean “Kenorland” (“northern”; present-day reference) supercontinent, we examine possible “ ...
Tópico(s): Geological and Geophysical Studies
2008 - Elsevier BV | Gondwana Research
Angela M. Van Boening, Peter I. Nábělek,
... the break-up of the previously proposed paleocontinent Kenorland.
Tópico(s): earthquake and tectonic studies
2008 - Elsevier BV | Precambrian Research
Inna Safonova, S. Maruyama, Takafumi Hirata, Yoshiaki Kon, Shuji Rino,
... global magmatic event and, possibly, formation of the Kenorland supercontinent; (iii) the global episode of crust formation ...
Tópico(s): Geochemistry and Geologic Mapping
2010 - Elsevier BV | Journal of Geodynamics
D. L. Huston, S J Pehrsson, B. M. Eglington, Khin Zaw,
... the assembly of major continental land masses, including Kenorland, Nuna, Gondwana, and Pangea, respectively.Periods when fewer ...
Tópico(s): earthquake and tectonic studies
2010 - | Economic Geology
Robert Frei, Peter S. Dahl, Edward F. Duke, Karin Margarita Frei, Thomas Rintza Hansen, Mie Munck Frandsson, Lizette Apel Jensen,
... incipient, intracratonic rifting of supercraton Superia (or supercontinent Kenorland) at ∼2.5–2.4 Ga and its ...
Tópico(s): Paleontology and Stratigraphy of Fossils
2007 - Elsevier BV | Precambrian Research
... the U.S., is associated with rifting of Kenorland. A long Paleo-Mesoproterozoic non-glacial interval (c. ...
Tópico(s): Geology and Paleoclimatology Research
2007 - Elsevier BV | Palaeogeography Palaeoclimatology Palaeoecology
... Davis, Paleoproterozoic intracratonic basin processes, from breakup of Kenorland to assembly of Laurentia: Hurwitz Basin, Nunavut, Canada, ...
Tópico(s): Geological and Geochemical Analysis
2011 - American Geophysical Union | Geophysical monograph