Seychelles archipelago

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Journal Article
Published: 01 May 1969
Geological Magazine (1969) 106 (3): 260–268.
Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2013
DOI: 10.1144/SP373.16
EISBN: 9781862396364
... Abstract Ocean Drilling Program (ODP) Site 711, located in the western equatorial Indian Ocean near the Seychelles Archipelago on Madingley Rise, is an important site for studying middle Eocene to early Oligocene climatic evolution. This site is ideal for studying the impact of Neo-Tethyan...
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Published: 01 December 2005
DOI: 10.5724/gcs.05.25.0373
EISBN: 978-0-9836096-5-0
...-bathymetry is dominated by the triple-junction Indian Ocean spreading center, the mantle plume extrusions forming the Laccadives-Maldives-Chagos and Mascarene Plateau-Mauritius-Reunion chains of volcanic archipelagos and islands, and the mantle plume extrusion of the Ninety-East Ridge. Initial breakup...
Journal Article
Published: 01 December 1991
Journal of the Geological Society (1991) 148 (6): 979–983.
.... Geochemistry of the mantle beneath the Rodriguez Triple Junction and the South-East Indian Ridge Earth and Planetary Science Letters 1986 78 104 114 Miller J. A. Mudie J. D. Potassium-argon age determinations on granite from the island of Mahé in the Seychelles archipelago Nature 1961...
Journal Article
Published: 01 December 2019
South African Journal of Geology (2019) 122 (4): 397–420.
... by Neoproterozoic subduction. We wondered if similar examples of this magmatic belt might be present elsewhere, and we began working in the Seychelles, where late Precambrian granites are exposed on about 40 of the >100 islands in the archipelago. Based on our new petrological, geochemical and geochronological...
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Journal Article
Journal: Geology
Published: 01 February 2001
Geology (2001) 29 (2): 147–150.
...] Site 738, 110 Ma), eastern Broken Ridge (dredge site Dr 8, 85 Ma) ( Mahoney et al., 1995 ), and in some Cenozoic lavas of Heard Island on the central Kerguelen Plateau ( Barling et al., 1994 ) ( Fig. 1 ). Some ultramafic xenoliths in alkalic lavas on the Kerguelen Archipelago also show a continental...
Journal Article
Journal: AAPG Bulletin
Published: 01 July 1981
AAPG Bulletin (1981) 65 (7): 1344–1347.
... the Seychelles Islands at the northern end. We interpret the ridge to be a relict island arc similar in origin to those in the western Pacific Ocean. Since early Paleozoic time, vertical tectonics—as opposed to island-arc tectonics—have characterized the Mascarene Ridge. A large Tertiary basin (minimum, 25,000...
Journal Article
Journal: Geology
Published: 01 March 2001
Geology (2001) 29 (3): 235–238.
... plutonic rocks in the Kerguelen Archipelago ( Nougier and Lameyre, 1972 ). Later workers demonstrated that the Kerguelen Archipelago consists almost entirely of basalt from an enriched-mantle source erupted in an oceanic setting (e.g., Dosso et al., 1979 ; Gautier et al., 1990 ). However, geochemical...
Journal Article
Journal: PALAIOS
Published: 01 January 2013
PALAIOS (2013) 28 (1): 42–55.
.... We also provide evidence that coral δ 18 O cannot be used as a proxy to reconstruct past fluctuations of the Indian monsoon in the Maldives. The Maldives Archipelago is located in the northwestern Indian Ocean ( Fig. 1A ). The Maldives are among the largest carbonate platform areas...
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Figure 3. Sr-Nd-Pb isotope diagrams for Kerguelen Plateau and <b>Archipelago</b> (...
Published: 01 February 2001
Figure 3. Sr-Nd-Pb isotope diagrams for Kerguelen Plateau and Archipelago (KA) basalts and comparison with literature data. A: Sr vs. Nd isotope diagram, showing fields for Kerguelen Plateau basalts (Sites 747, 748, 749, and 750 from Mahoney et al., 1995 ; Salters et al., 1992 ) Storey et al
Journal Article
Published: 03 May 2016
Journal of Micropalaeontology (2017) 36 (1): 21–30.
... in stratigraphical and/or palaeoecological studies of Miocene and, by extension, Pliocene, Quaternary and Recent ostracods, must therefore be interpreted with some caution, certainly when the species is only listed, and not described or figured. When describing C. torosa from the Seychelles ( Wouters 2002...
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Journal Article
Published: 01 August 1977
Journal of the Geological Society (1977) 133 (6): 509–558.
... Baker B. H. Geology and mineral resources of the Seychelles Archipelago Mem. geol. Surv. Kenya 1963 3 140 Banwell, C. J. 1961. Geothermal drillholes—physical investigations. U.N. Conf. New Sources o f Energy, Paper G53. Barker, F. & O'Neil, J. R. 1975. Oxygen and hydrogen...
Journal Article
Published: 01 September 2010
Russ. Geol. Geophys. (2010) 51 (9): 965–971.
..., continues in the Indian Ocean southward on the Maldives, Chagos Archipelago, Seychelles, and Mascarene Islands, with volcanic edifices becoming younger. The island of Réunion (Mascarene Islands) is marked by recent volcanism ( Tiwari et al., 2007 ) ( Fig. 1 ). Like in the Pacific, in this part of the Indian...
Journal Article
Published: 01 December 2009
South African Journal of Geology (2009) 112 (3-4): 343–358.
... could be confirmed on any of the four islands of the Comoro archipelago. By contrast, on the Tanzanian mainland, eight casualties were reported and confirmed by several witnesses in the vicinity of site 55 (Mbezi Beach), near a river estuary. The victims were teenagers swimming in the sea, who were...
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Journal Article
Published: 12 October 2006
Canadian Journal of Earth Sciences (2006) 43 (8): 1119–1147.
... the rocky intertidal of the Seychelles Islands in the western Indian Ocean, the Balearic Islands of Spain in the western Mediterranean, and Japan, among other places visited during my leave. Without the full support of Gudveig Baarli, I would not have gotten there so efficiently and would not have returned...
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Journal Article
Published: 09 December 2017
Petroleum Geoscience (2018) 24 (1): 57–91.
... of public domain information and attempts to summarize the geological evolution of the East African margin, including the Seychelles and the west coast of Madagascar, and briefly assesses the hydrocarbon potential (see Fig. 1 for the area covered). The East African margin had a complex rifting...
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Journal Article
Journal: Geology
Published: 23 September 2021
Geology (2021) 49 (2): 150–155.
... in a changing landscape of global navigation satellite systems : Journal of Geodesy , v. 83 , p. 91 – 198 , https://10.1007/s00190-008-0300-3 . Famin , V. , Michon , L. , and Bourhane , A. , 2020 , The Comoros archipelago: A right-lateral transform boundary between the Somalia...
Journal Article
Published: 01 January 2007
Bulletin of the Seismological Society of America (2007) 97 (1A): S232–S248.
... Clear dispersed signal MBWA Marble Bar, Western Australia 185 160 No signal MSEY Mahe Island, Seychelles 475 <10 Clear nondispersed signal NWAO Narrogin, Western Australia 265 150 No signal PAF Port’aux Francais, Kerguelen 17 <10 Clear nondispersed signal PALK...
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Journal Article
Journal: GSA Bulletin
Published: 01 May 2016
GSA Bulletin (2016) 128 (5-6): 916–925.
... on Long Island, Seychelles Archipelago : Geological Magazine , v. 106 , p. 260 – 269 , doi:10.1017/S0016756800057964. Green , N.L. , 1975 , Archaean glomeroporphyritic basalts : Canadian Journal of Earth Sciences , v. 12 , p. 1770 – 1784 , doi:10.1139/e75-157. Green , T.H...
Journal Article
Journal: Geology
Published: 01 May 2009
Geology (2009) 37 (5): 455–458.
...? This study presents an 8 k.y. history of reef growth in the central Maldives, resolving aspects of sea-level history in the archipelago and the central Indian Ocean. The Maldives provides an ideal location to examine sea-level change in the Indian Ocean for three reasons. First, the 850-km-long archipelago...