 | 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...noble gas analyses were performed by crushing the calcite and apatite separates. Some of the analyzed calcites...mantle, constraining the depth of origin of the Cape Verde plume. In contrast, apatite samples return highly |  | 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) | | depth of origin of oceanic carbonatites: The Cape Verde case Régis Doucelance a,b,c,⇑, Tahar Hammouda...separate phases (apatite, biotite and calcite) from fifteen Cape Verde oceanic carbonatites (Atlantic Ocean)...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 |  | | 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 |  | 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 |  | | 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, 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 |  | 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, 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 |  | | Journal (article/letter/editorial) | | groundwater geochemistry on the semi-arid Atlantic island of Porto Santo Maria Teresa Condesso de Melo a...Geosciences Department, University of Aveiro, Campus de Santiago, 3810-193, Aveiro, Portugal d Dept. of Geochemistry...groundwater chemistry of the semi-arid volcanic island of Porto Santo, part of the Madeira archipelago...Introduction The islands of Macaronesia in the Atlantic Ocean, the Canaries, Cape Verde, Azores and the...climate, geol ogy and relief. It ranges from islands with abundant precipitation such as the Azores |  | Sagan, Madisen, Heaman, Larry M., Pearson, D. Graham, Luo, Yan, Stern, Richard A. (2020) Removal of continental lithosphere beneath the Canary archipelago revealed from a U Pb Age and Hf/O isotope study of modern sand detrital zircons. Lithos, 362. 105448 doi:10.1016/j.lithos.2020.105448 | Journal (article/letter/editorial) | | located throughout western Fuerteventura, Canary Islands lP as a proxy for the timing and origin of its...and more complete time-integrated record of the islands geologic evolution. na Fuerteventura U-Pb detrital...volcanic rocks from the Canary or Cape Verde 1 Journal Pre-proof islands. This extreme isotopic variation...Fuerteventura during the shield-building stage of island growth. The absence of a highly ro depleted Hf...continental lithosphere have existed beneath the island. This lithosphere is na heterogeneous, consisting |  | Candeias, Carla, Ávila, Paula Freire, Alves, Célia, Gama, Carla, Sequeira, Cristina, da Silva, Eduardo Ferreira, Rocha, Fernando (2021) Dust Characterization and Its Potential Impact during the 2014–2015 Fogo Volcano Eruption (Cape Verde) Minerals, 11 (11) 1275 doi:10.3390/min11111275 | Journal (article/letter/editorial) | | Impact during the 2014–2015 Fogo Volcano Eruption (Cape Verde) Carla Candeias 1, * , Paula Freire Ávila 2 ...Impact during the 2014–2015 Fogo Volcano Eruption (Cape Verde). Minerals 2021, 11, 1275. https://doi.org/10...Geosciences Department, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal; csequeira@ua.pt (C...Planning Department, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal; celia.alves@ua.pt...Abstract: Fogo (Fogo Island) is the youngest and most active volcano of Cape Verde. The last eruption occurred |  | 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) | | Kaiserstuhl complex. The examined coarse-grained calcite carbonatites contain variable amounts of magnetite...∼900E +0.1 ± 0.3F +1.8 ± 1.5F +1.2 ± 0.7F Oka Calcite-rich okaite Mll+cal+prv+mag+cpx+sp+ilm+phl+ap...amphibole; ap = apatite; bdy = baddeleyite; cal = calcite; cpx = clinopyroxene; dol = dolomite; grt = garnet;...representing a transition to carbonatites. The calcite-rich okaite (up to 20% carbonate) consists of euhedral...occasionally associated with anhedral garnet. Large calcite crystals surround all previously mentioned mineral |  | 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 |  | | Journal (article/letter/editorial) | | Residence Time and Salinization Problems at Santiago Island, Cape Verde P.M. Carreira, J.M. Marques, D. Nunes...Far-East Russian Volcanic Belts: Kamchatka & Kuril Islands and Sikhote-Alin Mountains O. Chudaev . . . . ... . . . . . . . Geochemical Characteristics of Calcite and Dolomite in Sandstone of Dongying Sinking,.... . . . . . . . . . . . . . . Geochemistry of Calcite Veins: Records of Fluid Mixing and Fluid-Rock Interaction...Adsorption Properties of Chalk: Contributions from Calcite and Clays D.V. Okhrimenko, K.N. Dalby, S.L.S. Stipp |  | | Journal (article/letter/editorial) | | representing Hercynian parageneses): carbonate (calcite and/or dolomite), clinopyroxene (diopside), olivine...phlogopite + clinopyroxene. zirconolite +ilmenite + calcite + phlogopite. zirconolite + ilmenite + phlogopite...clinopyroxene_ spinel + chlorite + apatite +__ olivine + calcite + dolomite. 6. baddeleyite + ilmenite + titanochondrodite...Peninsula, USSR (Borodin et al., 1960), Santiago island, Cape Verde Republic (Silva and Figueiredo, 1980)...by the presence of calcite at the mineral interfaces. Thus the absence of calcite at the mineral interfaces |  | Ribeiro, Luisa Pinto, Martins, Sofia, Hildenbrand, Anthony, Madureira, Pedro, Mata, João (2017) The genetic link between the Azores Archipelago and the Southern Azores Seamount Chain (SASC): The elemental, isotopic and chronological evidences. Lithos, 294. 133-146 doi:10.1016/j.lithos.2017.08.019 | Journal (article/letter/editorial) | | GeoBioTec Research Center, Univ. Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal 3 - Instituto Dom Luiz...luisa.pribeiro@emepc.mam.gov.pt Keywords: Ocean Islands Basalts, Azores mantle source, Southern Azores... PT development of linear chains of volcanic islands and seamounts. These are longer and better defined...Mid-Atlantic Ridge (MAR), in the vicinity of the Azores islands and Azores plateau (Figure 1). Indeed, NU along...iddingsite. Secondary mineral such as zeolites, calcite, oxides and chlorite are common sometimes filling |  | | Journal (article/letter/editorial) | | assemblages: clinopyroxene + magnetite + quartz + calcite. The paragenetic relationships of these minerals...Fe(OH)2 + CO2 = ilvaite + magnetite + quartz + calcite + H2 hedenbergite + magnetite + Fe(OH)2 = ilvaite...follows: Garnet + vesuvianite + termolite + epidote + calcite + quartz 1 Department of Earth Sciences, University...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 |  | Peterson, Mary E., Wang, Z., Saal, A. E., Eiler, J. M., Kurz, M. D. (2019) Oxygen isotope compositions of lavas from the Galapagos archipelago: geochemical contributions from modern crustal sources. Contributions to Mineralogy and Petrology, 174 (2). doi:10.1007/s00410-019-1550-1 | Journal (article/letter/editorial) | | thought. Keywords Galapagos · Mantle plume · Ocean Island · Oxygen isotopes · Assimilation · AFC process...Ecuador Darwin Vn Wolf Vn Santiago San Cristobal Santa Cruz NE Seamounts Santiago Santa Cruz San Cristobal...occurs early in the crystallization sequence. Ocean island basalts (OIB) display a wider range of δ18O values...mantle (EM) component. Lavas collected from other islands and the submarine platform in the Galapagos have...Negra Cerro Azul Alcedo Ecuador Darwin Vn Wolf Vn Santiago San Cristobal Santa Cruz Genovesa crystallization |  | 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) | | (ap), pyrrhotite (po), Mg-chlorite (Mg-chl) and calcite (cal). d Euhedral baddeleyite coated by zirconolite...Lake, Canada (Williams and Platt 1993); Santiago Island, Cape Verde (Silva 1979); Phalaborwa, Africa (Verwoerd...1992), syenites and nepheline syenites – Chilwa Island, Malawi (Platt et al. 1987); Itatiaia, Brazil...(2009) Rare metal mineralization of calcite carbonatites from the Cape Verde Archipelago. Geochem Int 47:531–549...Zirconolite and calzirtite in banded forsterite-spinel-calcite skarn ejecta from the 1631 eruption of Vesuvius: |  | Kalisperi, Despina, Kouli, Maria, Vallianatos, Filippos, Soupios, Pantelis, Kershaw, Stephen, Lydakis-Simantiris, Nikos (2018) A Transient ElectroMagnetic (TEM) Method Survey in North-Central Coast of Crete, Greece: Evidence of Seawater Intrusion. Geosciences, 8 (4) 107 doi:10.3390/geosciences8040107 | Journal (article/letter/editorial) | | that affect Mediterranean islands. Crete is the biggest and most populated island of Greece, characterized...to secure freshwater supplies in Mediterranean islands, which are affected due to their geographical isolation...into the aquifer is of great importance is the island of Crete, Greece. Crete has undergone a rapid and...the finite and limited water availability on the island. This research investigates the extent of seawater...geophysical studies have been carried out in the island. Recently the area of Geropotamos (Figure 1) has |  | | 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) | | 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 |  | | Book | | CaCO3 is present in three different forms, i.e., calcite, aragonite, and vaterite [20]. Due to its biocompatible...these three polymorphs, calcite is thermodynamically most stable [21]. Calcite is the most stable polymorph...simultaneous impeding the nucleation and growth of calcite crystal. While another study carried by a group...alteration of surface charge, inhibition of calcite nucleation, and calcite poisoning model [21]. As an adsorbent...crystals and exists in three polymorphs, i.e., calcite, aragonite, and vaterite. Though they have several |  | 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) | | (Fig. 3E). Carbonatites predominantly comprise calcite, while clinopyroxene and biotite occur as major...continents and alkali basalts from small US oceanic islands invoke (i) related mantle processes and sources...now present as a hotspot beneath the Kerguelen Islands in the Indian Ocean (Storey et al, 1992; Muller...In-situ determination of major and trace elements in calcite and CR apatite, and U-Pb ages of apatite from...carbonate-rich melts in an oceanic environment (Santiago Island, Cape Verde). Mineralogy ED and Petrology 99, 43-65 |
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