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Parana-Angola-Etendeka system

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Series: GSA Special Papers
Published: 01 June 2011
DOI: 10.1130/2011.2478(12)
... Post-Paleozoic magmatism in Angola and Namibia (SW Africa) is widespread along the continental margin (flood tholeiites of the Paraná-Etendeka system), and along transverse lineaments (alkaline and alkaline-carbonatitic complexes; sodic and potassic suites). These different magmatic suites...
Journal Article
Journal: Geology
Published: 17 August 2017
Geology (2017) 45 (11): 971-974.
... , E.A.A. , and Ricci , G. , 1999 , Geochronology and petrology of Cretaceous basaltic magmatism in the Kwanza basin (western Angola), and relationships with the Paranà-Etendeka continental flood basalt province : Journal of Geodynamics , v. 28 , p. 341 – 356 , doi:10.1016/S0264-3707(99)00014-9...
FIGURES
Journal Article
Published: 01 August 2010
Petroleum Geoscience (2010) 16 (3): 217-229.
... of the Paraná and Etendeka continental flood basalts which erupted 137–127 Ma ( Turner et al . 1994 ; Marzoli et al . 1999 ) consistent with the age of basalt lavas dated from a recent pre-salt exploration well in the Santos Basin of 133–132 Ma ( Fraser et al . 2010 a ). The NW–SE orientation of the Ponta...
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Series: Geological Society, London, Special Publications
Published: 01 January 2017
EISBN: 9781786203106
... ; Huismans & Beaumont 2011 ). However, distinguishing between upper and lower plate margins is not straightforward and is often hampered by the resolution of seismic and geophysical datasets. We propose here a mapping approach to define the margin-scale architecture of the Angola–Gabon rifted system...
Series: GCSSEPM
Published: 01 December 2012
DOI: 10.5724/gcs.12.32.0306
EISBN: 978-0-9836097-8-0
... Cretaceous lacustrine source rock systems south of the Walvis Ridge, which occur in the northern basins (particularly in the Greater Campos basin) and are overlain by the massive salt offshore Angola. This work reports the comparison of the geological, geophysical, geochemical and consequently the petroleum...
Journal Article
Published: 01 June 2013
South African Journal of Geology (2013) 116 (1): 1-54.
... structure related to the East African Rift Valley system. The history of its rivers is more ancient, extending back to the breakup of Gondwana. Two mantle plumes initiated the breakup of Gondwana: the 140 Ma Karoo plume and the 130 Ma Parana-Etendeka plume. Domical uplift and rifting associated...
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Series: GCSSEPM
Published: 01 December 2015
DOI: 10.5724/gcs.15.34.0919
EISBN: 978-1-944966-00-3
... volcanic rocks (Paraná basalts), dated around 133 Ma. Equivalent volcanic rocks (tholeiitic basalts) are found in the Etendeka Province, in Namibia. The Pelotasb basin and the basins offshore Uruguay and Argentina (Punta del Este, Salado, Colorado, Valdez, and San Jorge) are characterized by wedges...
Series: Geological Society, London, Special Publications
Published: 01 January 2013
DOI: 10.1144/SP369.3
EISBN: 9781862396173
... ; Unternehr et al. 2010 ; Blaich et al. 2011 ). The SSPS seems to coincide with the location of ‘second-order intra-plate boundaries’, as defined by Olivet et al. (1984 , p. 108), in a relationship with the ParanáEtendeka Continental Flood Basalts, the Florianópolis Platform and the Walvis Ridge-Rio...
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Series: Geological Society, London, Special Publications
Published: 01 January 2013
DOI: 10.1144/SP369.18
EISBN: 9781862396173
... the Palaeozoic Paraná Basin (onshore Brazil) and the Etendeka volcanics (onshore Namibia), as well as the volcanic wedges offshore the conjugate margins (SE Brazil–Namibia), are indicated in black. The main bathymetric contours (in km) are also shown. SPP, São Paulo Plateau; ES, Espírito Santo; FZ, fracture zone...
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Journal Article
Journal: AAPG Bulletin
Published: 01 July 2004
AAPG Bulletin (2004) 88 (7): 971-990.
... are not continuously imaged from the updip breakaway to the downdip toe of the fold belt. An exception is the Kwanza Basin, Angola ( Figure 1 ), where superb seismic imaging and a thin overburden allow a complete detached system to be displayed. The basin is more than 300 km (185 mi) wide, from onshore exposures...
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Journal Article
Published: 19 December 2017
Journal of Sedimentary Research (2017) 87 (12): 1314-1335.
... in the Lower Cretaceous. At the onset of effusive volcanic activity, marking the start of the ParanaEtendeka igneous province, the Twyfelfontein erg system (in Dune Valley) was sequentially buried with pahoehoe lava of Tafelkop type. The lava flows passively drowned the dunes as they inflated...
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Series: Geological Society, London, Special Publications
Published: 01 January 2018
DOI: 10.1144/SP463.11
EISBN: 9781786203441
... (2000) ; Frey et al. (2000) 6 ParanáEtendeka Event South America (Brazil, Paraguay), Africa (Namibia, Angola) 2 000 000 km 2 , 1 800 000 km 2 (South America portion), 250 000 km 2 (African portion) 134–129, 138–135 9 Peate (1997) 7 Comei-Bunbury Event c. 40 000 km 2 134–130...
FIGURES
Series: Geological Society, London, Special Publications
Published: 01 January 2007
DOI: 10.1144/SP285.2
EISBN: 9781862395336
... the entire sedimentary succession. These volcanics have a maximum thickness of 1500–2000 m and cover an area of greater than 1,100,000 km 2 . According to Renne et al. (1996 a , b ), the Paraná volcanic province and (Etendeka volcanics of Namibia) were erupted rapidly at 132–133 Ma. Since these volcanics...
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Series: AAPG Memoir
Published: 01 January 2013
DOI: 10.1306/13351547M1001556
EISBN: 9781629810010
... (e.g., the Parana-Etendeka plume in the South Atlantic; Turner et al., 1994 ) or a more diffuse thermal weakening (e.g., Central Atlantic Mag-matic Province; McHone, 2000 ). On passive margins, the largest hydrocarbon accumulations are commonly trapped in the postrift thermal sag phase where high...
Journal Article
Published: 01 September 2007
South African Journal of Geology (2007) 110 (2-3): 367-392.
... Pichon and Huchon, 1982), the remnants of which still resides beneath southern Africa and surrounding oceans today ( e.g. Montelli et al. , 2006 ; see text for further explanation). LIPs: 1= CAMP; 2= Cameroon-St Helena; 3= Parana-Etendeka; 4= Karoo; 5= Kerguelen. Figure modified from Stern and de Wit...
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Journal Article
Published: 01 April 2012
Mineralogical Magazine (2012) 76 (2): 393-409.
... bearing on the source mantle . Eos, Transactions, AGU , 78 , F741 . Comin-Chiaramonti P. de Barros Gomes C. Cundari A. Castorina F. Censi P. ( 2007a ) A review of carbonatitic magmatism in the ParanáAngolaEtendeka system . Geophysical Research Abstracts , 9 , 11507...
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Series: Geological Society, London, Special Publications
Published: 01 January 2013
DOI: 10.1144/SP369.24
EISBN: 9781862396173
... area presently located in South America (Brazil, Paraguay, Uruguay and Argentina) and Africa (South Africa, Lesotho, Botswana, Namibia and Angola). In this area, the large igneous provinces (LIPs) of ParanáEtendeka, the Karoo intrusives, and several dyke swarms and magmatic centres show considerable...
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Series: Geological Society, London, Special Publications
Published: 01 January 2018
DOI: 10.1144/SP463.7
EISBN: 9781786203441
... Africa and Antarctica (heralding the Jurassic break-up of Gondwana), and, finally, the ParanáEtendeka LIP, which affected large areas in South America and SW Africa (e.g. Brazil, Namibia and Angola), and assisted the opening of the South Atlantic from around 134 Ma. In the early Palaeozoic, Gondwana...
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Journal Article
Journal: Geology
Published: 01 August 2015
Geology (2015) 43 (8): 739-742.
... boundaries (“transfer zones” of Koopmann et al., 2014a ). In our case, this is the Florianópolis fracture zone linked to the Walvis Ridge and Paraná-Etendeka LIP. Consequently, the opening of the South Atlantic was driven by the Jurassic-Cretaceous Southern Ocean plate movements driven by spreading systems...
FIGURES
Series: GCSSEPM
Published: 01 December 2015
DOI: 10.5724/gcs.15.34.0748
EISBN: 978-1-944966-00-3
... sedimentary basins and main structural elements of eastern South America and West Africa. 1: Paraná Basin Continental Flood Basalts (CFB); 2: Etendeka CFB; 3: South Atlantic SDR province (western branch); 4: South Atlantic SDR province (eastern branch); 5: Salado and Punta del Este basins; 6: Pelotas Basin; 7...