 | Mata, João, Moreira, Manuel, Doucelance, Régis, Ader, Magali, Silva, Luís C. (2010) Noble gas and carbon isotopic signatures of Cape Verde oceanic carbonatites: Implications for carbon provenance. Earth and Planetary Science Letters, 291 (1) 70-83 doi:10.1016/j.epsl.2009.12.052 | Journal (article/letter/editorial) | | Noble gas and carbon isotopic signatures of Cape Verde oceanic carbonatites: Implications for carbon...carbonatites deep Earth carbon cycle mantle plume Cape Verde a b s t r a c t We discuss noble gas (He, Ne...C isotope signatures of carbonatites from the Cape Verde Archipelago. These are the first noble gas compositions...analyses were performed by crushing the calcite and apatite separates. Some of the analyzed calcites present...constraining the depth of origin of the Cape Verde plume. In contrast, apatite samples return highly radiogenic |  | Martins, Sofia, Mata, João, Munhá, José, Mendes, Maria Hermínia, Maerschalk, Claude, Caldeira, Rita, Mattielli, Nadine (2010) Chemical and mineralogical evidence of the occurrence of mantle metasomatism by carbonate-rich melts in an oceanic environment (Santiago Island, Cape Verde) Mineralogy and Petrology, 99 (1) 43-65 doi:10.1007/s00710-009-0078-x | Journal (article/letter/editorial) | | carbonate-rich melts in an oceanic environment (Santiago Island, Cape Verde) Sofia Martins & João Mata & José Munhá...Springer-Verlag 2009 Abstract Lavas from Santiago Island attest to a complex magmatic history, in which...signatures. Young (<3.3 Ma) primitive lavas from Santiago Island are characEditorial handling: A. Möller Electronic...in the Santiago magmas, suggesting a carbonatitic composition for the metasomatic agent. Santiago primitive...southern Cape Verde Islands. The overall geochemical characteristics of lavas from Santiago Island allow |  | | Journal (article/letter/editorial) | | the denudation of volcanic islands under sub-tropical climate (Cape Verde) ⁎ Pedro A. Dinisa, , Marina...composition of the sediments produced in volcanic islands when the climate does not favour weathering. The...in the “old” Maio and the “young” Fogo islands of Cape Verde archipelago are used to investigate the...transformations promoted by exogenous processes during island denudation. The main factor responsible for the...elements are enriched via weathering are useless in Cape Verde bedload sediments. With time, weathering is able |  | | Journal (article/letter/editorial) | | depth of origin of oceanic carbonatites: The Cape Verde case Régis Doucelance a,b,c,⇑, Tahar Hammouda...mineral separate phases (apatite, biotite and calcite) from fifteen Cape Verde oceanic carbonatites (Atlantic...overall enrichment in Sr and REE relative to Cape Verde basalts, arguing for distinct source components...end-member as the Cape Verde oceanic lithosphere by comparison with previous studies on Cape Verde basalts. We...oceanic carbonatites have been reported only at the Cape Verde and Canary archipelagos, North and Central Atlantic |  | Mata, J., Martins, S., Mattielli, N., Madeira, J., Faria, B., Ramalho, R.S., Silva, P., Moreira, M., Caldeira, R., Moreira, M., Rodrigues, J., Martins, L. (2017) The 2014–15 eruption and the short-term geochemical evolution of the Fogo volcano (Cape Verde): Evidence for small-scale mantle heterogeneity. Lithos, 288. 91-107 doi:10.1016/j.lithos.2017.07.001 | Journal (article/letter/editorial) | | short-term geochemical evolution of the Fogo volcano (Cape Verde): Evidence for small-scale mantle heterogeneity...short-term geochemical evolution of the Fogo volcano (Cape Verde): Evidence for small-scale mantle heterogeneity...short-term geochemical evolution of the Fogo volcano (Cape Verde): evidence for small-scale mantle heterogeneity...Nacional de Meteorologia e Geofísica, Mindelo, Cabo Verde 4- School of Earth Sciences, University of Bristol...2610-999 Amadora, Portugal. 9- Geologist, Cabo Verde *- Corresponding author: jmata@fc.ul.p 1 ACCEPTED |  | Carnevale, Gabriele, Caracausi, Antonio, Correale, Alessandra, Italiano, Laura, Rotolo, Silvio G. (2021) An Overview of the Geochemical Characteristics of Oceanic Carbonatites: New Insights from Fuerteventura Carbonatites (Canary Islands) Minerals, 11 (2) 203 doi:10.3390/min11020203 | Journal (article/letter/editorial) | | Insights from Fuerteventura Carbonatites (Canary Islands) Gabriele Carnevale 1, * , Antonio Caracausi 2...counterpart, having been reported only in Cape Verde and Canary Islands. This paper provides an overview of... Ar) in apatite, calcite, and clinopyroxene from Fuerteventura carbonatites (Canary Islands). Trace elements...elements show a similar trend as Cape Verde carbonatites, almost tracing the same patterns on multi-element...their petrogenesis, and they clearly differ from Cape Verde carbonatites, i.e., fluids from a deep and low |  | Barker, A. K., Troll, V. R., Ellam, R. M., Hansteen, T. H., Harris, C., Stillman, C. J., Andersson, A. (2012) Magmatic evolution of the Cadamosto Seamount, Cape Verde: beyond the spatial extent of EM1. Contributions to Mineralogy and Petrology, 163 (6) 949-965 doi:10.1007/s00410-011-0708-2 | Journal (article/letter/editorial) | | Magmatic evolution of the Cadamosto Seamount, Cape Verde: beyond the spatial extent of EM1 A. K. Barker...Cadamosto Seamount is an unusual volcanic centre from Cape Verde, characterised by dominantly evolved volcanics...contrast to the typically mafic volcanic centres at Cape Verde that exhibit only minor volumes of evolved volcanics...perspective on evolved end-member volcanism of Cape Verde. The Submitted to Contributions to Mineralogy...Sciences, University of Cape Town, 13 University Avenue, Upper Campus, Rondebosch, Cape Town 7700, South Africa |  | Mourão, Cyntia, Moreira, Manuel, Mata, João, Raquin, Aude, Madeira, José (2012) Primary and secondary processes constraining the noble gas isotopic signatures of carbonatites and silicate rocks from Brava Island: evidence for a lower mantle origin of the Cape Verde plume. Contributions to Mineralogy and Petrology, 163 (6) 995-1009 doi:10.1007/s00410-011-0711-7 | Journal (article/letter/editorial) | | silicate rocks from Brava Island: evidence for a lower mantle origin of the Cape Verde plume Cyntia Mourão...carbonatites (apatites and calcites) from Brava Island. The presence of an almost ubiquitous atmosphere-derived...geochemical dichotomy between Northern and Southern Cape Verde islands, which is markedly evident from Sr, Nd, and...signatures, is not apparent from Brava Island (Southern Cape Verde), where some samples present relatively...signatures, similar to those reported for the Northern islands of the archipelago. Communicated by T. L. Grove |  | | Journal (article/letter/editorial) | | zonation of pyrochlore from San Vicente, Cape Verde Islands N. A. HODGSON* AND M. J. LE BAS Department...crystals in carbonatite from San Vicente (Cape Verdes Islands) show cryptic, concentric and rhythmic chemical...cryptic zonation, sector-zonation, carbonatite, Cape Verde Islands. Introduction THE pyrochlore group of minerals...five of the islands in the Cape Verde archipelago, including San Vicente, Brava, Fogo, Santiago and Maio...carbonatites, from the Cape Verde Islands, only niobium-rich zirconolites from the island of Santiago have been examined |  | Mourão, Cyntia, Mata, João, Doucelance, Régis, Madeira, José, Millet, Marc-Alban, Moreira, Manuel (2012) Geochemical temporal evolution of Brava Island magmatism: Constraints on the variability of Cape Verde mantle sources and on carbonatite–silicate magma link. Chemical Geology, 334. 44-61 doi:10.1016/j.chemgeo.2012.09.031 | Journal (article/letter/editorial) | | evolution of Brava Island magmatism: Constraints on the variability of Cape Verde mantle sources and...September 2012 Editor: L. Reisberg Keywords: Cape Verde archipelago Alkaline magmas Carbonatites Recycled...carbonatite rocks from Brava, the southernmost island of the Cape Verde archipelago, are reported here to assess...evolution of magma through time. In contrast to other islands of the archipelago where a continuous range is...usually assigned to the southern and northern Cape Verde islands, respectively. This temporal evolution is |  | Braunger, Simon, Marks, Michael A.W., Wenzel, Thomas, Chmyz, Luanna, Guitarrari Azzone, Rogério, Markl, Gregor (2020) Do carbonatites and alkaline rocks reflect variable redox conditions in their upper mantle source?. Earth and Planetary Science Letters, 533. 116041 doi:10.1016/j.epsl.2019.116041 | Journal (article/letter/editorial) | | phosphates (particularly apatite). In a few cases, carbonatites are associated with apatite-magnetite-olivine±carbonate...euhedral but partly altered olivine or monticellite, apatite and small amounts of phlogopite and pyrochlore...characterized by variable amounts of olivine, magnetite, apatite, phlogopite, baddeleyite and carbonate. Phoscorite...of variable amounts of olivine, magnetite and apatite while phlogopite, baddeleyite and carbonate represent...Abbreviations: afs = alkali feldspar; amp = amphibole; ap = apatite; bdy = baddeleyite; cal = calcite; cpx = clinopyroxene; |  | | Journal (article/letter/editorial) | | phlogopite, chlorite (clinochlore), ilmenite, spinel, apatite, and various humite minerals. Most metacarbonates...zirconolite. zirconolite + chlorite +_ilmenite___ apatite. zirconolite + phlogopite + clinopyroxene. zirconolite...phlogopite + clinopyroxene_ spinel + chlorite + apatite +__ olivine + calcite + dolomite. 6. baddeleyite...zircono- lite within a chlorite matrix +__ilmenite + apatite. Mineral assemblage 3 is shown in fig. 2a, where...zirconolite (ZIRK) in close proximity to chlorite (CHL), apatite (AP), and ilmenite (ILM). Sample PT 9, Pollestal |  | Long, Xiaojun, van der Zwan, Froukje M., Geldmacher, Jörg, Hoernle, Kaj, Hauff, Folkmar, Garbe-Schönberg, C.-Dieter, Augustin, Nico (2020) Insights into the petrogenesis of an intraplate volcanic province: Sr-Nd-Pb-Hf isotope geochemistry of the Bathymetrists Seamount Province, eastern equatorial Atlantic. Chemical Geology, 544. 119599pp. doi:10.1016/j.chemgeo.2020.119599 | Journal (article/letter/editorial) | | equatorial Atlantic) and from the neighboring Cape Verde 1 Journal Pre-proof Ridge (a topographic...in the South Atlantic and Cape Verde (southern islands) and Canary Islands in the North Atlantic. A mantle...shoulder of a fracture zone northwest of the BSP (Cape Verde Ridge, see Figure 1b). With this dataset, we... hotspots in the vicinity of the BSP are the Cape Verde (~860 km to the north), lP Canary (~2300 km...forms a steep topographic ro of high called Cape Verde Ridge (Figure 1b). -p Detailed bathymetric |  | | Book | | Image: View into the Caldeira Volcano of the ocean island of Faial, Azores; © Christoph Beier, University......19 3 Magma Storage at Ocean Islands: Insights From Cape Verde Abigail K. Barker, Elin M. Rydeblad...Science and Technology University of Cape Verde Praia, Cape Verde Frank J. Spera Department of Earth Science...selected the Hualalai and Mauna Kea volcanoes of the island of Hawaii, from which erupted a large quantity...build up the island of Hawaii (Figure 1.1). Similarly to other volcanoes from this island, their erupting |  | Santos, Anderson C., Geraldes, Mauro C., Siebel, Wolfgang, Mendes, Julio, Bongiolo, Everton, Santos, Werlem H, Garrido, Thais C. V., Rodrigues, Sergio W. O. (2019) Pleistocene alkaline rocks of Martin Vaz volcano, South Atlantic: low-degree partial melts of a CO2-metasomatized mantle plume. International Geology Review, 61 (3) 296-313 doi:10.1080/00206814.2018.1425921 | Journal (article/letter/editorial) | | and subvolcanic lithotypes from the Martin Vaz Island, located at the easternmost of this volcanic chain...nephelinite and phonolite, respectively. Like in Trindade Island, the nephelinitic volcanism in Martin Vaz may represent...chain of the Vitoria-Trindade ridge towards two islands in the easternmost part 1200 km away from the Brazilian...Properties of Magmas; Geochemical Modelling; Martin Vaz Island; Melanephelinites; Phonolites et al. 1994; Gibson...Alkaline Province. Atlantic Ocean crust. Ocean Island Basalts (OIBs) are usually enriched in incompatible |  | Madureira, Pedro, Mata, João, Mattielli, Nadine, Queiroz, Gabriela, Silva, Pedro (2011) Mantle source heterogeneity, magma generation and magmatic evolution at Terceira Island (Azores archipelago): Constraints from elemental and isotopic (Sr, Nd, Hf, and Pb) data. Lithos, 126 (3) 402-418 doi:10.1016/j.lithos.2011.07.002 | Journal (article/letter/editorial) | | magma generation and magmatic evolution at Terceira Island (Azores archipelago): Constraints from elemental...2011 Keywords: Ocean Island Basalts Small-scale mantle heterogeneity Terceira Island Azores a b s t r a...study of two active volcanic systems from Terceira Island. Our study shows that mantle heterogeneities are... doi:10.1016/j.lithos.2011.07.002 The Azores islands, located on the Azores Plateau and close to the...which are evident either from the study of a single island (Terceira: Dupré et al., 1982; S. Miguel: Beier |  | Hurai, Vratislav, Huraiová, Monika, Gajdošová, Michaela, Konečný, Patrik, Slobodník, Marek, Siegfried, Pete R. (2018) Compositional variations of zirconolite from the Evate apatite deposit (Mozambique) as an indicator of magmatic-hydrothermal conditions during post-orogenic collapse of Gondwana. Mineralogy and Petrology, 112 (3) 279-296 doi:10.1007/s00710-017-0538-7 | Journal (article/letter/editorial) | | Compositional variations of zirconolite from the Evate apatite deposit (Mozambique) as an indicator of magmatic-hydrothermal...Abstract Zirconolite is documented from the Evate apatite-magnetite-carbonate deposit in the circular Monapo...magnetite-apatite-carbonate deposit of eastern Mozambique – the largest unexploited apatite deposit of...proposed to account for fenite aureoles around apatite-magnetite-carbonate bodies (Macey et al. 2013)...was deduced from the preferred accumulation of apatite along N-S, W-E and NW-SE-trending faults (Cílek |  | | Journal (article/letter/editorial) | | production rate of 36Cl on Fuerteventura, Canary Islands, Spain Platinum-group elements in mantle xenoliths...position and presence of basaltic lava flows the island of Fuerteventura was chosen by CRONUSEU to serve...36Cl calibration site. Young basalts from this island are analysed to better constrain scaling factors...into site specific production rates of 36Cl at the island of Fuerteventura. This will help in future to better...Chicoutimi, Canada (sjbarnes@uqac.ca) 5 University of Cape Town, South Africa (John.Gurney@minserv.co.za) 6 |  | Saha, Abhishek, Ganguly, Sohini, Ray, Jyotisankar, Koeberl, Christian, Thöni, Martin, Sarbajna, C., Sawant, S.S. (2017) Petrogenetic evolution of Cretaceous Samchampi-Samteran Alkaline Complex, Mikir Hills, Northeastern India: Implications on multiple melting events of heterogeneous plume and metasomatized sub-continental lithospheric mantle. Gondwana Research, 48. 237-256 doi:10.1016/j.gr.2017.04.022 | Journal (article/letter/editorial) | | plagioclase, and carbonates. Biotite, titanite, apatite, and opaque occur as accessory minerals. They show...present as major ED constituents. Titanite, apatite, and opaque constitute accessory phases. Development...nepheline as major mineral constituents. Titanite, apatite, AC carbonates, and opaques are accessory phases...Accessory minerals include biotite, titanite, apatite, and opaques. Poikilitic relationship between clinopyroxene...whereas K-feldspar, nepheline, biotite, titanite, apatite, and 11 ACCEPTED MANUSCRIPT opaque minerals |  | Mata, J., Alves, C.F., Martins, L., Miranda, R., Madeira, J., Pimentel, N., Martins, S., Azevedo, M.R., Youbi, N., De Min, A., Almeida, I.M., Bensalah, M.K., Terrinha, P. (2015) 40Ar/39Ar ages and petrogenesis of the West Iberian Margin onshore magmatism at the Jurassic–Cretaceous transition: Geodynamic implications and assessment of open-system processes involving saline materials. Lithos, 236. 156-172 doi:10.1016/j.lithos.2015.09.001 | Journal (article/letter/editorial) | | GEOBIOTEC, Campus TE 2 D Portugal 3 CE P Santiago, 3810-193 Aveiro, Portugal Geology Dept., Fac...(e.g., Mata and Munhá, 2004 for Madeira CE P Island alkaline basalts). There is no evidence of significant...potassium feldspar (Or up to 64%), oxides, biotite and apatite in the interstitial spaces. Olivine and plagioclase...coexist); scarce amphibole (hornblende), biotite, apatite and significant amounts of titanite (BL18, BL29)...were found based on backstripping analysis and apatite IP fission track studies (Stapel et al., 1996) |  | | Journal (article/letter/editorial) | | Washington DC 20015 1 Ocean island basalt (OIB) lavas from Mangaia, Cook Islands (Polynesia) exhibit an extreme...olivine-hosted sulfides from 20-million-year-old ocean island basalts from Mangaia (most extreme "33S measurement...hotspots. 805 Heavy metals of the Santiago Island (Cape Verde) topsoils CABRAL PINTO, M.M.S.123,*,...(*marinacp@ci.uc.pt) 3 University Jean Piaget, Santiago Island, Cape Verde 1 2 In this work we present maps of...Hg, Mn, Ni, Pb, V, Zn) in the soils of the Santiago Island and analyse their relationships with the geological |  | | Report (issue) | | WILLIAMS Geology and Petrology of the Galdpagos Islands Sr THE GEOLOGICAL OF AMERICA SOCIETY be GSA...or in Geology and Petrology of the Galdpagos Islands A. R. MCBIRNEY University of Oregon Eugene, Oregon...and show little evidence of differentiation. The islands were never connected to the mainland of South or... GEOLOGY OF THE AND PETROLOGY GALAPAGOS ISLANDS The Geological Society Memoir of America... 118 Geology and Petrology of the Galapagos Islands A. R. MCBIRNEY University of Oregon Eugene, |  | Newcombe, M. E., Fabbrizio, A., Zhang, Youxue, Ma, C., Le Voyer, M., Guan, Y., Eiler, J. M., Saal, A. E., Stolper, E. M. (2014) Chemical zonation in olivine-hosted melt inclusions. Contributions to Mineralogy and Petrology, 168 (1) doi:10.1007/s00410-014-1030-6 | Journal (article/letter/editorial) | | the Siqueiros Fracture Zone and the Galapagos Islands. Components with a higher concentration in the...subaerial and submarine lavas from the Galapagos Islands. We demonstrate that significant zonation in melt...Siqueiros Fracture Zone and nine from the Galapagos Islands. All inclusions were naturally glassy (i.e., no...from the Galapagos Islands are from Fernandina Island, and seven are from Santiago Island. The Fernandina...inclusions were sampled from a submarine flank of the island at a depth of *2,900 m during dredge AHA25 of the |  | | Journal (article/letter/editorial) | | Portugal (maria.gp.queiroz@azores.gov.pt) Terceira Island mafic lavas (< 30 ka), erupted from two main active... which dominates the western topography of the island. These mafic lavas present a significant elemental...for coeval lavas outcropping in the neighbouring islands of Pico and S. Miguel, the later also formed in...Rift) and, also, at the scale of an individual island. 1 Idaho State University, Pocatello ID (magntimo@isu...(41-797 ppm) and Ni (11-254 ppm) than those of normal island arc andesites. Their La/Yb ratios are 9.87 – 22 |  | | Journal (article/letter/editorial) | | tectonic settings, from the the mid-ocean ridges, to island arcs and continetal magmatism. Verification attempts...derived from Tobífera rocks that compose the Cerro Verde thrust sheet of the Fuegian hinterland. These data...we favor a depositional environment in a shallow island-arc/back-arc basin. Although most workers [1],... olivine, garnet, zircon, titanite, ilmenite, apatite and rutile. Low-pressure melting of amphibolite...and ~11 Ma. in addition to uplift at ~5-6 Ma (apatite fission track ages). In contrast, in the Eastern |
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