 | Robles-Cruz, Sandra, Melgarejo, Joan, Galí, Salvador, Escayola, Monica (2012) Major- and Trace-Element Compositions of Indicator Minerals that Occur as Macro- and Megacrysts, and of Xenoliths, from Kimberlites in Northeastern Angola. Minerals, 2 (4) 318-337 doi:10.3390/min2040318 | Journal (article/letter/editorial) | | of Xenoliths, from Kimberlites in Northeastern Angola Sandra E. Robles-Cruz 1,*, Joan Carles Melgarejo...in the Lucapa area, northeastern Angola: Tchiuzo, Anomaly 116, Catoca, Alto Cuilo-4, Alto Cuilo-63 and...petrogenetic evolution of the kimberlites in northeastern Angola and have important implications for diamond exploration...exploration. Minerals 2012, 2 319 Keywords: Angola; kimberlite; olivine; garnet; clinopyroxene; diamond;...xenoliths; REE; Sm/Nd isotopes 1. Introduction In Angola, more than 700 occurrences of kimberlite are distributed |  | Robles-Cruz, Sandra E., Watangua, Manuel, Isidoro, Leonardo, Melgarejo, Joan C., Galí, Salvador, Olimpio, Antonio (2009) Contrasting compositions and textures of ilmenite in the Catoca kimberlite, Angola, and implications in exploration for diamond. Lithos, 112. 966-975 doi:10.1016/j.lithos.2009.05.040 | Journal (article/letter/editorial) | | compositions and textures of ilmenite in the Catoca kimberlite, Angola, and implications in exploration for diamond... Spain ENDIAMA, Major Kanhangulo, 100, Luanda, Angola Departamento de Geologia, Faculdade de Ciências...Agostinho Neto, Av. 4 de Fevereiro 7, 815, Luanda, Angola a r t i c l e i n f o Article history: Received...c t The Catoca group-I kimberlite, the only currently active diamond-producing mine in Angola, was emplaced...Elsevier B.V. All rights reserved. 1. Introduction Angola has become an important producer of diamond (Janse |  | Robles-Cruz, Sandra E., Escayola, Monica, Jackson, Simon, Galí, Salvador, Pervov, Vladimir, Watangua, Manuel, Gonçalves, Antonio, Melgarejo, Joan Carles (2012) U–Pb SHRIMP geochronology of zircon from the Catoca kimberlite, Angola: Implications for diamond exploration. Chemical Geology, 310. 137-147 doi:10.1016/j.chemgeo.2012.04.001 | Journal (article/letter/editorial) | | SHRIMP geochronology of zircon from the Catoca kimberlite, Angola: Implications for diamond exploration...0E8, Canada d Sociedade Mineira de Catoca, Catoca, Lunda Sul, Angola e Departamento de Geologia, Universidade...Agostinho Neto, Av. 4 de Fevereiro 7, 815 Luanda, Angola b c a r t i c l e i n f o Article history: Received...U–Pb dating SHRIMP Geochronology Zircon Diamond Catoca kimberlite a b s t r a c t We present the first...zircon from the diamondiferous Catoca kimberlite in northeastern Angola, the fourth largest kimberlite |  | Castillo-Oliver, Montgarri, Melgarejo, Joan Carles, Galí, Salvador, Pervov, Vladimir, Gonçalves, Antonio Olimpio, Griffin, William L., Pearson, Norman J., O'Reilly, Suzanne Y. (2017) Use and misuse of Mg- and Mn-rich ilmenite in diamond exploration: A petrographic and trace element approach. Lithos, 292. 348-363 doi:10.1016/j.lithos.2017.09.021 | Journal (article/letter/editorial) | | Australia CE [c] Sociedade Mineira de Catoca, Catoca, Lunda Sul, Angola AC [d] Departamento de Geologia...Neto de Luanda, Avenida 4 de fevereiro 71, Luanda, Angola. Abstract ACCEPTED MANUSCRIPT Magnesian ilmenite... MA Key words: diamond exploration, ilmenite, Angola, kimberlite, LA-ICP-MS PT E D Corresponding...ilmenite found in the Cat115 and Tchiuzo pipes (NE Angola). Additionally, the relationships between ilmenite...elements as tools for diamond exploration. Although Angola is the fourth largest diamond producer in Africa |  | Kosman, Charles W., Kopylova, Maya G., Stern, Richard A., Hagadorn, James W., Hurlbut, James F. (2016) Cretaceous mantle of the Congo craton: Evidence from mineral and fluid inclusions in Kasai alluvial diamonds. Lithos, 265. 42-56 doi:10.1016/j.lithos.2016.07.004 | Journal (article/letter/editorial) | | Cretaceous kimberlites of the Lucapa graben in Angola. Analysis of 40 inclusion-bearing diamonds provides...We 5°S Be lt (K IB) Mbuji-Mayi K ib a Belt Angola Block 10°S Mesoproterozoic fold belts Neoproterozoic...Orogeny) Paleoproterozoic fold belts Poorly known province of Paleo-Mesoproterozoic crust reworked during...of discontinuous faults in southwest and central Angola (de Boorder, 1982). In addition to kimberlites...appear to be more concentrated in southwestern Angola off cratonic margins, whereas kimberlites tend |  | | Journal (article/letter/editorial) | | of Saint Petersburg, Russia c Catoca Geological-Mining Community, Angola Ac ce p te d M an us cr...the U-Pb zircon age of upper mantle eclogite xenoliths from the Catoca and Cat-115 (Kasai Craton) pipes...pipes are presented. These upper mantle eclogite xenoliths predominate over other types of xenoliths in these...ratios. an The Nb/Ta and Nb/La ratios in the Catoca eclogites range from chondritic to superchondritic...pressure increases in the mantle, which caused eclogite recrystallisation and, as a result, Ac ce p |  | Korolev, N. M., Marin, Yu. B., Nikitina, L. P., Zinchenko, V. N., Chissupa, H. M. (2014) High-Nb rutile from upper mantle eclogite xenoliths of the diamond-bearing kimberlite pipe Catoca (Angola) Doklady Earth Sciences, 454 (1) 50-53 doi:10.1134/s1028334x14010103 | Journal (article/letter/editorial) | | from Upper Mantle Eclogite Xenoliths of the DiamondBearing Kimberlite Pipe Catoca (Angola) N. M. Koroleva...1134/S1028334X14010103 The Luanda diamond province (northeastern Angola), including the Catoca kimberlite pipe, which is...Kimberlite pipe Catoca is characterized by a spe cific set of mantle xenoliths, among which eclogite xenoliths...several microns (Fig. 2). Depending on the type of eclogite, the rutile com position varies mainly in the...determined content in rutiles from diamond bearing eclogite xenoliths and rutile inclusions in dia monds |  | Campeny, Marc, Kamenetsky, Vadim S., Melgarejo, Joan C., Mangas, José, Manuel, José, Alfonso, Pura, Kamenetsky, Maya B., Bambi, Aurora C.J.M., Gonçalves, Antonio O. (2015) Carbonatitic lavas in Catanda (Kwanza Sul, Angola): Mineralogical and geochemical constraints on the parental melt. Lithos, 232. 1-11 doi:10.1016/j.lithos.2015.06.016 | Journal (article/letter/editorial) | | Carbonatitic lavas in Catanda (Kwanza Sul, Angola): Mineralogical and geochemical constraints on...Antonio O., Carbonatitic lavas in Catanda (Kwanza Sul, Angola): Mineralogical and geochemical constraints on...MANUSCRIPT Carbonatitic lavas in Catanda (Kwanza Sul, Angola): mineralogical and geochemical constraints on...Geologia, Universidade Agostinho Neto, Luanda, Angola. Pura Alfonso, Dept. Enginyeria Minera i Recursos...Luanda, Angola. Antonio O. Gonçalves, Depto. Geologia, Universidade Agostinho Neto, Luanda, Angola. Abstract |  | Ashchepkov, Igor, Logvinova, Alla, Spetsius, Zdislav, Downes, Hilary, Ntaflos, Theodoros, Ivanov, Alexandr, Zinchenko, Vladimir, Kostrovitsky, Sergey, Ovchinnikov, Yury (2022) Eclogite Varieties and Their Positions in the Cratonic Mantle Lithosphere beneath Siberian Craton and Archean Cratons Worldwide. Minerals, 12 (11) 1353 doi:10.3390/min12111353 | Journal (article/letter/editorial) | | minerals Article Eclogite Varieties and Their Positions in the Cratonic Mantle Lithosphere beneath Siberian...Zinchenko, V.; Kostrovitsky, S.; Ovchinnikov, Y. Eclogite Varieties and Their Positions in the Cratonic... Russia CATOCA Mining Society, Av. Talatona, N/N, Quarter GU-01, Luanda 10257-10398, Angola Correspondence:...and grospydites occur within 4.0–5.0 GPa and HT eclogite and diamond inclusions from the Premier pipe trace...worldwide. In the Wyoming craton, kimberlites captured eclogite xenoliths from the 4.0–2.5 GPa interval. Mantle |  | | Journal (article/letter/editorial) | | located within the Arkhangelsk Diamondiferous Province (NorthWestern Russia), and results of the U-Pb...prior to, but associated with, Paleoproterozoic eclogite formation. A link between eclogitic zircon formation...process/subduction event associated with equigranular eclogite formation. Our data, along with evidence previously...(Schmitz et al. 2003); and the Catoca kimberlite in the Casai craton, Angola (Nikitina et al. 2014). Evaluating...located within the Arkhangelsk Diamondiferous Province (ADP), contains significant varieties of mantle |  | Ashchepkov, I.V., Vladykin, N.V., Ntaflos, T., Downes, H., Mitchell, R., Smelov, A.P., Alymova, N.V., Kostrovitsky, S.I., Rotman, A. Ya, Smarov, G.P., Makovchuk, I.V., Stegnitsky, Yu.B., Nigmatulina, E.N., Khmelnikova, O.S. (2013) Regularities and mechanism of formation of the mantle lithosphere structure beneath the Siberian Craton in comparison with other cratons. Gondwana Research, 23 (1) 4-24 doi:10.1016/j.gr.2012.03.009 | Journal (article/letter/editorial) | | pipes (Ashchepkov et al., 2012b) pipes and for Catoca pipe (Ashchepkov et al., in press). New diagrams...V—Hapchan; VI—Birekte; VII–XII—Aldan–Stanovoy province: VII—Olekma, VIII—Central Aldan, IX—East Aldan...and Mg-rich chromites from diamond inclusions. Eclogite PT points are found in different depths in the...the melt feeders because the largest pipes like Catoca have much higher sub-calcic garnets (Ashchepkov...studied pipes. The Mesozoic mantle geotherms from NE Angola (Fig. 13A), Congo (Batumike et al., 2009) (Fig |  | | Journal (article/letter/editorial) | | the older ilmenite generations from the Catoca pipe (Angola). Those authors also demonstrated that polycrystalline...relatively rich in Fe3+. This ferric character occurs in Catoca (Robles-Cruz et al. 2009) and in the Indian kimberlites... Stern RA (2015) Subduction-related origin of eclogite xenoliths from theWajrakarur kimberlite field...Megacrysts from the Grib kimberlite pipe (Arkhangelsk Province, Russia). Lithos 77:511–523 Kostrovitsky SI, Alymova...various diamondiferous fields of the Yakutian province. Dokl Earth Sci 406:19–23 Mitchell RH (2013) Paragenesis |  | | Journal (article/letter/editorial) | | northeastern Angola, which hosts most of the kimberlites of the Congo Craton including Catoca, the world's...alluvial diamonds of the Kasai River, Katanga Province, Democratic Republic of the Congo (DRC), whose...of the cratonic mantle underpinning northeastern Angola. In the fifth paper of the category, Rudloff-Grund...formation through the melting of a mixed peridotite-eclogite source. Based on carbon isotope compositions and |  | | Journal (article/letter/editorial) | | 93 kimberlite pipes and veins in the Yakutian province (more than 7500 major component analyses), the...Olenekskaya provinces in the Yakutian kimberlite province was GEOCHEMISTRY INTERNATIONAL Vol. 50 No. 12...for the exam ined portion of the diamondiferous province (Table 6). This model for unaltered kimberlites...of the lithos phere in the Yakutian kimberlite province decreases from south to north, the distribution...fields in a seismic map of the diamondiferous province [21]: the data points of the fields swarm at |  | | Journal (article/letter/editorial) | | diplogenetic stratified copper deposit, Anhui Province—Xu Zhaowen, Lu Xiancai, Ling Hongfei, Lu Jianjun...Waterberg deposit: Why South Africa’s first platinum mine failed—Iain McDonald and Marian Tredoux 243 252...Xiazhuang uranium orefield, northern Guangdong Province—Ling Hongfei, Shen Weizhou, Deng Ping, Jiang Shaoyong...composition of the Berkeley pit lake and surrounding mine waters, Butte, Montana— Damon A. Pellicori, Christopher...fault in the Hearne domain, Western Churchill Province: U-Pb geochronological constraints—K. MacLachlan |  | Ashchepkov, I. V., Alymova, N. V., Logvinova, A. M., Vladykin, N. V., Kuligin, S. S., Mityukhin, S. I., Downes, H., Stegnitsky, Yu. B., Prokopiev, S. A., Salikhov, R. F., Palessky, V. S., Khmel'nikova, O. S. (2014) Picroilmenites in Yakutian kimberlites: variations and genetic models. Solid Earth, 5 (2). 915-938 doi:10.5194/se-5-915-2014 | Journal (article/letter/editorial) | | 1997; Ashchepkov et al., 2004). Group B and C eclogite xenoliths from the Udachnaya and Mir pipes (Beard...compositions from different regions Yakutian kimberlite province (Daldyn, Alakit and Malo-Botuobinsky fields)....from different regions within Yakutian kimberlite province (Nakyn, Upper Muna and Anabar fields). 1. Ilmenites...the Mg-rich and Fe-rich varieties, for example in Angola (Robles-Cruz et al., 2009; Ashchepkov et al., 2012)...-rich fluid and melt with reduced peridotite and eclogite was accompanied by crystallization of newly formed |  | | Journal (article/letter/editorial) | | al. (2002) estimated that rutile grains in an eclogite from Trescolmen, Central Alps concentrated >90%...kimberlites (∼20.9 wt.%: Tollo and Haggerty, 1987) and eclogite xenoliths (∼11.3 wt.%: Sobolev et al., Brought...right-lateral Sagaing fault (Fig. 1a). The Western province is composed of the Burma microplate and a part...region (e.g. Mitchell et al., 2007). The Eastern province belongs to the Sibumasu block of the Asian plate...belt lies along the western margin of the Eastern province. Yonemura et al. (2013), Maw Maw Win et al. (2016) |  | Starikova, Anastasiya, Prokopyev, Ilya, Doroshkevich, Anna, Ragozin, Alexey, Chervyakovsky, Vasily (2021) Polygenic Nature of Olivines from the Ultramafic Lamprophyres of the Terina Complex (Chadobets Upland, Siberian Platform) Based on Trace Element Composition, Crystalline, and Melt Inclusion Data. Minerals, 11 (4) 408 doi:10.3390/min11040408 | Journal (article/letter/editorial) | | plume activity forming the Siberian large igneous province (LIP), and the Chadobets UML-carbonatite complex...alkaline complex within the Siberian large igneous province (LIP) on the Siberian craton [37]. (b) Geological...product of the reaction of mantle peridotites with eclogite, which is recycled mafic oceanic crust. Many researchers...ilmenites from the Koidu (Sierra Leone) [80] and Catoca, Angola kimberlites [81,82], as well as for ilmenites...their relation to the North Atlantic Alkaline Province. Lithos 2004, 76, 491–518. [CrossRef] Le Roex |  | Sun, Jing, Tappe, Sebastian, Kostrovitsky, Sergey I., Liu, Chuan-Zhou, Skuzovatov, Sergey Yu., Wu, Fu-Yuan (2018) Mantle sources of kimberlites through time: A U-Pb and Lu-Hf isotope study of zircon megacrysts from the Siberian diamond fields. Chemical Geology, 479. 228-240 doi:10.1016/j.chemgeo.2018.01.013 | Journal (article/letter/editorial) | | mantle-derived zircons from the Yakutian kimberlite province confirms and further refines the four major episodes...groundmass perovskites from the Yakutian kimberlite province between +1.8 and +5.5 between 420 and 150 Ma....convecting upper mantle beneath the Yakutian kimberlite province ‘recovered’ rapidly back to ambient conditions... Background RI 2.1. The Yakutian kimberlite province of the Siberian craton AC CE PT E D MA NU...Yakutian kimberlite province (Spetsius, 2004). The >800,000 km2 Yakutian kimberlite province comprises at least |  | Nosova, A.A., Kargin, A.V., Sazonova, L.V., Dubinina, E.O., Chugaev, A.V., Lebedeva, N.M., Yudin, D.S., Larionova, Y.O., Abersteiner, A., Gareev, B.I., Batalin, G.A. (2020) Sr-Nd-Pb isotopic systematic and geochronology of ultramafic alkaline magmatism of the southwestern margin of the Siberian Craton: Metasomatism of the sub-continental lithospheric mantle related to subduction and plume events. Lithos, 364. 105509 doi:10.1016/j.lithos.2020.105509 | Journal (article/letter/editorial) | | the formation of the vast Tunguska flood-basalt province in the northern half of the Tungus superterrane...located at the southwestern periphery of this province, which was outside the main Permian–Triassic linear...magmatism, including Pr rocks of the Maimecha-Kotuy province, as well as the Late Triassic alkaline-ultramafic... Journal Pre-proof Ma) and from the Maimecha-Kotui province in the Siberian Traps (Kogarko and Zartman, 2007)...(Aulbach et al., 2019). For example in mantle eclogite, Sr should be less reactive Journal Pre-proof |  | | Book | | of the eastern margin of the Atlantic (Namibia, Angola) or the western African kimberlites do not fulfil...individual chapters: i) the carbonatitic-alkaline province outcropping on the Kenya-Uganda border which have...Petrogenesis of the volcanic rocks of the Karoo Province edited by ERLANK (1984). In addition, a review...review paper related to this volcanic province appeared in the book devoted to the Flood Basalts Provinces...138 139 142 146 146 5 The Mesozoic Tholeiitic Province of Northwest Africa: A Volcanotectonic Record |  | | Journal (article/letter/editorial) | | central part of the Arkhangelsk diamondiferous 16 province (ADP). Based on the concentrations of Cr2O3, CaO...mantle beneath the Arkhangelsk diamondiferous province (ADP) is one 71 of the most poorly characterized...setting and samples The Arkhangelsk diamondiferous province (ADP) is located in the northern part of the ...grains) – megacryst paragenesis; 11% (17 grains) – eclogite ACCEPTED MANUSCRIPT 136 paragenesis; 6% (9...beneath kimberlite pipes from the 491 Catoca cluster, Angola. Tectonophysics 530–531, 128–151 492 |  | Ashchepkov, I.V., Kuligin, S.S., Vladykin, N.V., Downes, H., Vavilov, M.A., Nigmatulina, E.N., Babushkina, S.A., Tychkov, N.S., Khmelnikova, O.S. (2016) Comparison of mantle lithosphere beneath early Triassic kimberlite fields in Siberian craton reconstructed from deep-seated xenocrysts. Geoscience Frontiers, 7 (4) 639-662 doi:10.1016/j.gsf.2015.06.004 | Journal (article/letter/editorial) | | metasomatism in the upper SCLM part, thick pyroxenite-eclogite layer and lower part depletion, heated from SCLM...in the central part of the Yakutian kimberlite province. This is supported by geophysical mantle profiles...VeKhapchan, VIeBirekte, VIIeXII: AldaneStanovoy province; VIIeOlekma, VIIIeCentral Aldan, IXeEast Aldan...concentrate, as it was determined for kimberlites from Angola (Ashchepkov et al., 2012). The concentrate from...2000) - P (GPa) (Ashchepkov et al., 2010) for the eclogite; 5. the same for the pyroxenite; 6. garnet (monomineral) |  | Ashchepkov, Igor, Medvedev, Nikolay, Vladykin, Nikolay, Ivanov, Alexander, Downes, Hilary (2020) Thermobarometry and Geochemistry of Mantle Xenoliths from Zapolyarnaya Pipe, Upper Muna Field, Yakutia: Implications for Mantle Layering, Interaction with Plume Melts and Diamond Grade. Minerals, 10 (9) 755 doi:10.3390/min10090755 | Journal (article/letter/editorial) | | pipes in the central part of Yakutian kimberlite province (YKP) [1] were exhausted and excavation in open...and the presence of eclogite types of due to metasomatism and the presence of eclogite types of Cpx in concentrate...melt not only eclogites, but peridotites also. Eclogite melting stops the subduction. As the source of...estimates, we could also suggest the presence of an eclogite lens in the middle of the SCLM beneath the Deimos...Rocks of the Kimberlite Formation of the Yakutia Province (in Russian); Institute of Geology of Diamond |  | Ashchepkov, I.V., Logvinova, A.M., Ntaflos, T., Vladykin, N.V., Kostrovitsky, S.I., Spetsius, Z., Mityukhin, S.I., Prokopyev, S.A., Medvedev, N.S., Downes, H. (2017) Alakit and Daldyn kimberlite fields, Siberia, Russia: Two types of mantle sub-terranes beneath central Yakutia?. Geoscience Frontiers, 8 (4) 671-692 doi:10.1016/j.gsf.2016.08.004 | Journal (article/letter/editorial) | | PTXfO2 diagram is completed by more details for the eclogite associations (Alifirova et al., 2015). In the...the mantle column beneath this pipe, the eclogite associations very often follow the high temperature (HT)...more cold conditions(~33 mW/m2). The more Fe-rich eclogite associations show trend of increasing of Fe# with...close to the megacrystic associations and Mg-type eclogite common geotherm from the bottom of mantle section...peridotites of the upper part of mantle. The pyroxenite- eclogite layers at the depth of 3.5–4.0 GPa represent the |
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