 | Coltorti, Massimo, Bonadiman, Costanza, O'Reilly, Suzanne Y., Griffin, William L., Pearson, Norman J. (2010) Buoyant ancient continental mantle embedded in oceanic lithosphere (Sal Island, Cape Verde Archipelago) Lithos, 120 (1) 223-233 doi:10.1016/j.lithos.2009.11.005 | Journal (article/letter/editorial) | | embedded in oceanic lithosphere (Sal Island, Cape Verde Archipelago) Massimo Coltorti a,b,⁎, Costanza...isotopes Cratonic lithosphere a b s t r a c t The Cape Verde Islands lie in the Atlantic Ocean off West Africa...and seismic tomography suggest that part of the Cape Verde Archipelago is underlain by a fragment of ancient...the unusual isotopic characteristics of some Cape Verde lavas without recourse to recycled continental... 1. Introduction The volcanic edifices of the Cape Verde Islands, 500 km off the coast of Senegal (15–17° |  | | Journal (issue) | | PROCESSES AND GOOD MINERAL SPECIMENS COLLECING IN CAPE VERDE ISLANDS 2019 SUSSEX MINERAL & FOSSIL SHOW POSTER...QUARRY BAO VISTA, CAPE VERDE ISLANDS Boa Vista is the eastern most island of the Cape Verde archipelago and...found a very narrow cleft lined with sphalerite, chalcopyrite with minor associated baryte (see figure 2 -...specimens of chalcopyrite with calcite, and also nice calcite crystals with chalcopyrite inclusions and...with most people finding calcites studded with chalcopyrite which make very attractive specimens (see figure |  | | Journal (article/letter/editorial) | | subsequently exsolved into pentlandite, pyrrhotite and chalcopyrite, and ultimately were altered by low temperature...5% MgO, have also been found on San-Vincente, Cape Verde Islands (Ryabchikov et al. 1989), where carbonatite...development of carbonatite magmatism on the Canary and Cape Verde Islands could be related to large scale partial...Although some 273 Mg-rich carbonatites from the Cape Verde Islands are believed to contain secondary dolomite...dolomite- and calcio-carbonatites are present in the Cape Verde Islands with the former being derived at deeper |  | | Journal (article/letter/editorial) | | depleted signature was also reported for oceanic Cape Verde carbonatites that are likewise strongly enriched...Co and Cu. In one rock we found a pyrrhotite± chalcopyrite association. In some Fe±Ni sul®de inclusions...Canary Archipelago (Kogarko et al. 1995), and the Cape Verde Islands (Ryabchikov et al. 1989). We suggest...carbonatitic magmas in some of the Canary and Cape Verde islands and Fernando de Noronha. Acknowledgements...characteristics of oceanic carbonatites from Cape Verde Islands. S Afr J Geol 96(3): 119±125 Kogarko |  | Gwalani, L. G., Rogers, K. A., Demény, A., Groves, D. I., Ramsay, R., Beard, A., Downes, P. J., Eves, A. (2010) The Yungul carbonatite dykes associated with the epithermal fluorite deposit at Speewah, Kimberley, Australia: carbon and oxygen isotope constraints on their origin. Mineralogy and Petrology, 98 (1) 123-141 doi:10.1007/s00710-009-0102-1 | Journal (article/letter/editorial) | | rarely, in oceanic environments, e.g., Canary and Cape Verde Islands (Fuster et al. 1968; Le Bas 1981; Silva...fluorite (Fig. 2h), calcite, barite, galena and/or chalcopyrite. 126 L.G. Gwalani et al. Fig. 1 Simplified...fluorite veins may also contain minor galena and chalcopyrite (Rogers 1996; Tables 4 and 6). Fluorite may...places, fluorite contains minor inclusions of chalcopyrite, galena, potassicfeldspar, calcite and Bi minerals...grained, chlt chlorite, cpx clinopyroxene, cpy chalcopyrite, dole dolerite, dolo dolomite, fgr fine grained |  | | Catalog/List | | cavities in Basalt 1x2cm PicoPesquero Fogo Island cape Verde £7 8 PHILLIPSITE 2x3cm area of small white crystals...5xjcm £12 Vai Graveglia Italy 1x2cm £8 4 92 CHALCOPYRITE rich brassy massive , from foreshore near Langness |  | | Journal (article/letter/editorial) | | 0.130 be considered; for example, residual chalcopyrite will likely yield a suprachondritic 187Re/188Os...capture all phases present (see below), such as chalcopyrite, or un-radiogenic alloys, will be subjected...Peridotite xenoliths from the Oceanic island of Cape Verde (Coltorti et al. 2010). • Peridotite xenoliths...= 0–0.2), pentlandite [Pn, (Fe,Ni)9S8], and chalcopyrite (Cp, FeCuS2) (Fig. 2). Such an assemblage likely...bornite, Cb = cubanite, Cc = chalcocite, Cp = chalcopyrite, Cv = covellite, Dg = digenite, Hz = haezlewoodite |  | | Journal (article/letter/editorial) | | and rare earth element (REE) minerals. Pyrite, chalcopyrite, 174 chlorite, quartz and biotite are also...veins of calcite, chlorite, hematite, 194 chalcopyrite/pyrite and quartz, frequently close to NW faults...(generation 2), pervasive 12 275 pyrite and chalcopyrite and fracture filling (generation 3) and hematite...Other accessory minerals, including pyrite and chalcopyrite, are common pervasive 350 or filling fractures... magnetite, ilmenite, ilmenorutile, pyrite, chalcopyrite and 373 minor plagioclase, pyrochlore, quartz |  | Yavuz, Fuat, Gültekin, Ali Haydar, Örgün, Yüksel, Çelik, Nurgül, Karakaya, Muazzez Çelik, Sasmaz, Ahmet (2002) Mineral chemistry of barium- and titanium-bearing biotites in calc-alkaline volcanic rocks from the Mezitler area (Balikesir-Dursunbey), western Turkey. GEOCHEMICAL JOURNAL, 36 (6) 563-580 doi:10.2343/geochemj.36.563 | Journal (article/letter/editorial) | | manganese-oxide and subordinate galena, sphalerite, chalcopyrite and pyrite. The groundmass of the volcanic rocks...the islands of Hawaii (Mansker et al., 1979), Cape Verde (Furnes and Stillman, 1987) and Gough (Le Roex...Mongolian basanites (Ryabchikov et al., 1982); Cape Verde (Furnes and Stillman, 1987); SE Brazil (Meyer...lamprophyre sheet intrusion complex on Maio, Cape Verde Republic. J. Geol. Soc. London 144, 227–241. |  | Chernyshev, I. V., Bortnikov, N. S., Chugaev, A. V., Golubev, V. N., Fouquet, Y., Amplieva, E. E., Stavrova, O. O. (2011) Variation scale and heterogeneity of the lead isotope composition in sulfides from hydrothermal fields of the Mid-Atlantic Ridge: Evidence from high-precision MC-ICP-MS isotopic data. Doklady Earth Sciences, 437 (2) 507-512 doi:10.1134/s1028334x11040106 | Journal (article/letter/editorial) | | In addition to pyrite, they are typical for chalcopyrite, covellite, and marcasite. On average, sphalerite...Pyrite 139 М2 “ 178 М1 Sphalerite 187 Т1 Chalcopyrite DV803 Pyrite 153 17.9635 15.4481 37...207Pb/204Pb, and 208Pb/204Pb isotopic ratios (Cape Verde, Azores and Canary Islands, Ascension Island |  | Bogdanov, Yu. A., Lein, A. Yu., Sagalevich, A. M., Ul’yanov, A. A., Dorofeev, S. A., Ul’yanova, N. V. (2006) Hydrothermal sulfide deposits of the Lucky Strike vent field, Mid-Atlantic Ridge. Geochemistry International, 44 (4) 403-418 doi:10.1134/s0016702906040070 | Journal (article/letter/editorial) | | Canaries 30° TAG (3650 m) Snake Pit (3500 m) 20° Cape Verde Logachev (3000 m) 0 W 70° 403 60° 50° ...4b). Xenomorphic aggregates of fine-grained chalcopyrite in a marcasite–pyrite groundmass appear near...marcasite and chalcopyrite crystals. The walls of some cavities are covered by reniform chalcopyrite incrustations...xenomorphic chalcopyrite aggregates. Exsolution structures developing in the chalcopyrite–sphalerite solid...solid solution as inclusions of chalcopyrite in sphalerite were found in the groundmass. Sphalerite often |  | | Journal (article/letter/editorial) | | veins that host sulfide mineralization (mainly chalcopyrite, pyrite, and galena). Uranium mineralization...Italy (Cámara et al. 2004), and ~10 wt% from the Cape Verde Islands (Hodgson and Le Bas 1992). These examples...cryptic zonation of pyrochlore from San Vicente, Cape Verde Islands. Mineral Mag 56:201–214 Hogarth DD (1977) |  | | Journal (article/letter/editorial) | | and by in‐situ Re–Os analyses of sulfides from Cape Verde mantle xenoliths (Coltorti et al., 2010) (see...of ancient subcontinental mantle beneath the Cape Verde Islands; similar 188 E. Rampone, A.W. Hofmann...shown are fields for MORBs (Hofmann, 2003) and Cape Verde (CV) mantle xenoliths (Coltorti et al., 2010)...available on other sulfides (e.g. pentlandite, chalcopyrite) which could be more Os retentive. When mantle...embedded in oceanic lithosphere (Sal Island, Cape Verde Archipelago). Lithos 120, 223–233. Constantin |  | | Book | | Faso Burundi Cameroon Canary Islands (Spain) Cape Verde Central African Republic Chad The Comoros (Mayotte...outlined in the epilogue for the Gondwana 10 Symposium (Cape Town 1999) by Ashwal and De Wit (2000), much of...postulated a zone of volcanism extending from the Cape to Ethiopia,roughly parallel to the Indian Ocean...exact picture of the Fig. 4 Geological map of the Cape Colony (from Rogers, 1905) geology of the Kenya...W. (1905): An Introduction to the Geology of the Cape.- I-XI, 1-463; Longmans, Green & Co., New York, |  | Xu, Cheng, Taylor, Rex N., Kynicky, Jindrich, Chakhmouradian, Anton R., Song, Wenlei, Wang, Linjun (2011) The origin of enriched mantle beneath North China block: Evidence from young carbonatites. Lithos, 127 (1) 1-9 doi:10.1016/j.lithos.2011.07.021 | Journal (article/letter/editorial) | | accessory minerals are molybdenite, galena, chalcopyrite and rareearth fluorocarbonates and allanite....Tilton, 2001); OC, oceanic carbonatites from the Cape Verde and Canary Islands (Hoernle et al., 2002); PC...common source for the Tamazert and Canary and Cape Verde Island carbonatites. Journal of Petrology 51 |  | | Journal (article/letter/editorial) | | forming euhedral crystals. Pentlandite and chalcopyrite are the main sulfide minerals of these aggregates;...pyrochlore from the San Vicente carbonatite, Cape Verde (up to 10.3 wt.%, Hodgson and Le Bas, 1992),...cryptic zonation of pyrochlore from San Vicente, Cape Verde Islands. Mineralogical Magazine 56, 201–214. |  | Kruk, Mikhail Nikolaevich, Doroshkevich, Anna Gennadievna, Prokopyev, Ilya Romanovich, Izbrodin, Ivan Aleksandrovich (2021) Mineralogy of Phoscorites of the Arbarastakh Complex (Republic of Sakha, Yakutia, Russia) Minerals, 11 (6) 556 doi:10.3390/min11060556 | Journal (article/letter/editorial) | | to 1%), ilmenite, sulfides such as pyrite and chalcopyrite (up to 1%), as well as pyrochlore and zirconolite...baddeleyite, stronadelphite, barite, galena, chalcopyrite, and pyrite. Magnetite forms sub-idiomorphic...Vuorjärvi massif) or “oceanic” carbonatites (e.g., Cape Verde Archipelago) [59]. In FOS 2 zonal pyrochlores...Mineralization of Calcite Carbonatites from the Cape Verde Archipelago. Geochem. Int. 2008, 47, 531–549 |  | Sharygin, V.V., Kóthay, K., Szabó, Cs., Timina, T.Ju., Török, K., Vapnik, Ye., Kuzmin, D.V. (2011) Rhönite in alkali basalts: silicate melt inclusions in olivine phenocrysts. Russian Geology and Geophysics, 52 (11) 1334-1352 doi:10.1016/j.rgg.2011.10.006 | Journal (article/letter/editorial) | | Antarctica Kyle and Price, 1975; Wysoczanski, 1993 Cape Verde De Ignacio et al., 2010; Kogarko et al., 2005...poor or free in Ni, other phases (pentlandite, chalcopyrite or intermediate solid solution) are minor. Glass...and associated nephelinites from São Vicente, Cape Verde Islands. Acta Mineral. Petrogr. Abstr. Ser. Szeged...partitioning between rhönite and silicate melt in Cape Verde volcanics. Geochem. Inter. 43 (1), 1–7. Kopylova |  | | Book | | known in the world are located in the Canary and Cape Verde Is., at this northwestern African Plate. The...1. 1. Department of Geochemistry, University of Cape Town, Rondebosch 7700, South Africa Hermitte, D...J.J. Department of Geochemistry, University of Cape Town, Rondebosch 7700, South Africa Huntingdon...M.B. Department of Geochemistry, University of Cape Town, Rondebosch 7700, South Africa Contributors...T. E. Department of Geochemistry, University of Cape Town, Rondebosch 7700, South Africa Mohr, P. Department |  | Kumar, Satya P., Shaikh, Azhar M., Patel, Suresh C., Sheikh, Janisar M., Behera, Duryadhan, Pruseth, Kamal L., Ravi, Subramanian, Tappe, Sebastian (2021) Multi-stage magmatic history of olivine–leucite lamproite dykes from Banganapalle, Dharwar craton, India: evidence from compositional zoning of spinel. Mineralogy and Petrology, 115 (1). 87-112 doi:10.1007/s00710-020-00722-y | Journal (article/letter/editorial) | | Calcite, chl Chlorite, cpx Clinopyroxene, cpy Chalcopyrite, crt Cerite, gn Galena, hzl Heazlewoodite, k-rct...monazite, allanite, cerite, pyrite, pyrrhotite, chalcopyrite, galena, heazlewoodite, sphalerite, pentlandite...found in the groundmass include zircon, pyrite, chalcopyrite, sphalerite and pentlandite. Spinel growth textures...signature’ in spinel-peridotite xenoliths from Sal, Cape Verde archipelago: relics of a subcontinental mantle...intrusions. In: Nixon PH (ed), Lesotho Kimberlites. Cape and Transvaal Printers, pp. 159–167 Krmíček L, |  | | Journal (article/letter/editorial) | | apatite, zircon and sulfides (pyrrhotite and chalcopyrite). The assemblage also includes an unidentified...pyrrhotite exhibiting simple intergrowths with chalcopyrite. The thin felsic dyke (< 0.5 m wide) intrudes...and biotite as exemplified by complexes in the Cape Verde and Canary Islands (Le Bas 1981). This may be |  | Harijoko, Agung, Sanematsu, Kenzo, Duncan, Robert A., Prihatmoko, Sukmandaru, Watanabe, Koichiro (2004) Timing of the Mineralization and Volcanism at Cibaliung Gold Deposit, Western Java, Indonesia. Resource Geology, 54 (2) 187-195 doi:10.1111/j.1751-3928.2004.tb00199.x | Journal (article/letter/editorial) | | electrum, acanthite, sphalerite, galena, pyrite and chalcopyrite. In general the electrum is in coexistence with...(2002) 40Ar-39Ar geochronology of Santo Antao, Cape Verde Islands. Jour. Volcan. Geother. Research, 120 |  | | Journal (article/letter/editorial) | | Afghanistan mineralogy 12(2) 109-114 Africa see also Cape Verde Islands; Central Africa; East Africa; Madagascar;...221-239 Queensland AustraEa21(2) 81-95 ankaratrite Cape Verde Islands 6(4) 403-411 Ankarvattnet Schist petrology...Ocean Islands see also Azores; Canary Islands; Cape Verde Islands; Faeroe Islands; Shetland Islands geochemistry...Australia, geochemistry 34( l-3) 127-157 basanite Cape Verde Islands 6(4) 403-41 I Czechoslovakia 28(2) 133-...207-223; 29(3-4) 285-293 phase equilibria 7(4) 263-273 Cape Province South Africa see also Kimberley South Africa |  | Keith, Manuel, Häckel, Florian, Haase, Karsten M., Schwarz-Schampera, Ulrich, Klemd, Reiner (2016) Trace element systematics of pyrite from submarine hydrothermal vents. Ore Geology Reviews, 72. 728-745 doi:10.1016/j.oregeorev.2015.07.012 | Journal (article/letter/editorial) | | (N50%), py = pyrite, mar = marcasite, cpy = chalcopyrite, sph = sphalerite, gn = galena, po = pyrrhotite...few samples from Kairei, 5°S, and Volcano 19 chalcopyrite is the dominant sulfide phase (Table 2). The...feature of the sphalerite grains studied here is ‘chalcopyrite disease’ that manifests as individual mineral...description of sphalerite and the effect of ‘chalcopyrite disease’ within these samples we refer to Keith...(2014). Besides an occurrence as inclusions, chalcopyrite also forms individual sub-anhedral mineral grains |  | Callegaro, Sara, Rapaille, Cedric, Marzoli, Andrea, Bertrand, Hervé, Chiaradia, Massimo, Reisberg, Laurie, Bellieni, Giuliano, Martins, Línia, Madeira, José, Mata, João, Youbi, Nasrrddine, De Min, Angelo, Azevedo, Maria Rosário, Bensalah, Mohamed Khalil (2014) Enriched mantle source for the Central Atlantic magmatic province: New supporting evidence from southwestern Europe. Lithos, 188. 15-32 doi:10.1016/j.lithos.2013.10.021 | Journal (article/letter/editorial) | | alteration minerals. In some samples rare pyrite and chalcopyrite of very small size (ca. 0.01 mm) was identified...are not useful in constraining this a 0.5132 Cape Verde 0.5130 DMM Coastal dykes Portuguese lava flows...Messejana dyke 15.60 Canary 15.55 Tristan Cape Verde Pitcairn 15.50 15.45 DMM EMI 15.40 17.70...Component (C; Hanan and Graham, 1996; Canary, Cape Verde), EMI (Tristan da Cunha, Pitcairn) or EMII-type |
|
