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Sardian Gap

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Journal Article

U–Pb (zircon) ages and provenance of the White Rock Formation of the Rockville Notch Group, Meguma terrane, Nova Scotia, Canada: evidence for the “Sardian gap” and West African origin

Chris E. White, Sandra M. Barr, Ulf Linnemann
Published: 09 April 2018
Canadian Journal of Earth Sciences (2018) 55 (6): 589–603.
DOI: https://doi.org/10.1139/cjes-2017-0196
... deposition of the Early Ordovician Hellgate Formation in the underlying Halifax Group. This hiatus is coeval with the “Sardian gap” in the Lower Palaeozoic of peri-Gondwanan Europe. The metavolcanic–metasedimentary assemblage is overlain by mainly metasiltstone with abundant quartzite and metaconglomerate...
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Meguma terrane orocline: U–Pb age and paleomagnetism of the Silurian Mavillette gabbro, Nova Scotia, Canada

Halima S. Warsame, Phil J.A. McCausland, Chris E. White, Sandra M. Barr, Gregory R. Dunning, John W.F. Waldron
Published: 15 September 2020
Canadian Journal of Earth Sciences (2021) 58 (4): 315–331.
DOI: https://doi.org/10.1139/cjes-2020-0089
... in preserved strata (similar to the “Sardian Gap” in Cadomia; Linnemann et al. 2010 ; White et al. 2018 ), the part of the Meguma terrane to the northwest of the Chebogue Point shear zone ( Fig. 1 ) records renewed deposition in the Rockville Notch Group, consisting of early Silurian bimodal metavolcanic...
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Geochemistry, U-Pb geochronology and Nd-Hf isotopes of leucocratic dykes in the Cape Spencer area, southern New Brunswick, Canada: insights into the Alleghanian orogeny in the northern Appalachians

Alan Cardenas-Vera, David R. Lentz, Christopher R.M. McFarlane, Kathleen G. Thorne
Published: 23 September 2024
Geological Magazine (2023) 160 (12): 2129–2146.
DOI: https://doi.org/10.1017/S0016756824000141
... and Linnemann U ( 2018 ) U–Pb (zircon) ages and provenance of the White Rock Formation of the Rockville Notch Group, Meguma terrane, Nova Scotia, Canada: Evidence for the “Sardian gap” and West African origin . Canadian Journal of Earth Sciences 55 , 589...
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Detrital zircon provenance of Triassic sandstone of the Algarve Basin (SW Iberia): evidence of Gondwanan- and Laurussian-type sources of sediment

Cristina Gama, M Francisco Pereira, Quentin G Crowley, Ícaro Dias da Silva, J Brandão Silva
Published: 19 May 2020
Geological Magazine (2021) 158 (2): 311–329.
DOI: https://doi.org/10.1017/S0016756820000370
... and provenance of the White Rock Formation of the Rockville Notch Group, Meguma terrane, Nova Scotia, Canada: evidence for the “Sardian gap” and West African origin . Canadian Journal of Earth Science 55 , 589 – 603 . Wissink GK , Wilkinson BH and Hoke GD ( 2018 ) Pairwise sample...
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The Ouarzazate Supergroup and its plutonic keel: the relicts of an Ediacaran silicic large igneous province in North Africa

B. Schulte, S. D. Boger, F. Benziane, A. Yazidi, C. M. Fanning
Published: 04 August 2022
Journal of the Geological Society (2022) 179 (5): jgs2021-114.
DOI: https://doi.org/10.1144/jgs2021-114
... for the ‘Sardian gap’ and West African origin . Canadian Journal of Earth Sciences , 55 , 589 – 603 , https://doi.org/10.1139/cjes-2017-0196 White , C.E. , Barr , S.M. , Hamilton , M.A. and Murphy , J.B . 2021 . Age and tectonic setting of Neoproterozoic granitoid rocks, Antigonish...
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The age and origin of the South Mountain Batholith (Nova Scotia, Canada) as constrained by zircon U–Pb geochronology, geochemistry, and O–Hf isotopes

Luke Bickerton, Daniel J. Kontak, J. Brendan Murphy, Dawn A. Kellett, Iain M. Samson, Jeffrey H. Marsh, Greg Dunning, Richard Stern
Published: 08 March 2022
Canadian Journal of Earth Sciences (2022) 59 (7): 418–454.
DOI: https://doi.org/10.1139/cjes-2021-0097
...: evidence for the “Sardian gap” and West African origin . Canadian Journal of Earth Sciences , 55 : 589 – 603 . doi: 10.1139/cjes-2017-0196 . White , C.E. , Barr , S.M. , and Toole , R.M. 2006 . New insights on the origin of the Meguma Group in southwestern Nova Scotia, Canada: Nova...
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