 | | Journal (article/letter/editorial) | | melilite-carbonatite province in the Apennines of Italy: the kamafugite of Grotta del Cervo, Abruzzo F. STOPPA1...della Terra, UniversitaĢ G.dāAnnunzio, Chieti, Italy Department of Mineralogy, Natural History Museum...II, Napoli, Italy ABSTR ACT A new occurrence of a rare kamafugite near LāAquila, Abruzzo, is described...similar alkaline mafic igneous rocks from the Oricola-Camerata Nuova (OC) volcanic field, ~20 km to the...hauĢyne, Mg-mica, andraditic garnet, apatite, magnetite, kalsilite and olivine. The rock is carbonate-free |  | | Journal (article/letter/editorial) | | carbonatiteāsilicate pairs in nature: A case history from Central Italy F. Stoppaa,*, G. Rosatellia, F. Wallb, T. Jeffriesb... via dei Vestini, 30, 66013 Chieti Scalo (CH), Italy b The Natural History Museum, Cromwell Road, London...Available online 17 June 2005 Abstract At Oricola (Aquila-Abruzzo, Italy) carbonatite is associated with phonolitic...phonolitic foidite tuff. The Oricola carbonatite contains fresh silicate glass of kamafugitic foidite composition...concentrations. As a whole, the mineralogy of the Oricola rocks matches that of the neighbouring Grotta del |  | | Journal (article/letter/editorial) | | 1 2 RI P Via dei Vestini 30, 66100- Chieti, Italy University of Western Australia, Centre for Exploration...primary carbonatite deposit model includes apatite-magnetite-pyrochlore and rare-earth deposits or combinations...lavas. Characteristic Nb-Ti-bearing ores are magnetite, pyrochlore Ā± columbite Ā± perovskite Ā± niocalite...knowledge of alkaline rocks and carbonatites of ED Italy and to assess their potential for Nb-V-LREE and...carbonatitic rocks in Italy has deep historical roots. The first CE carbonatite described in Italy was discovered |  | | Journal (article/letter/editorial) | | Pleistocene alvikites from Mt. Vulture (southern Italy) by d'Orazio et al., (2007) F. Stoppa a,ā, C. Principe...30, 66100-Chieti, Italy b Istituto di Geoscienze e Georisorse, C.N.R. ā Pisa, Italy c Dipartimento di...di Geologia e Geofisica, UniversitĆ di Bari, Italy Received 17 August 2007; accepted 1 October 2007 Available...Pleistocene alvikites from Mt. Vulture (southern Italy). Lithos 98, 313ā334] describe a new finding of...Pleistocene alvikites from Mt. Vulture (southern Italy). Lithos 98, 313ā334], and are particularly concerned |  | | Journal (article/letter/editorial) | | Portal and Kasekere are part of a larger volcanic province (Fig. 1) characterized by the eruption of K-rich...and Kasekere) occur in the northern part of the province, ultrapotassic volcanics occur in the central...possibility that phenocrysts of olivine, titaniferous magnetite, clinopyroxene and phlogopite in the lavas might...to melilite comprise ~10 modal%. Titaniferous magnetite (~5%) is the only abundant phenocryst (average...also Bailey and Kearns, 2002). Some titaniferous magnetite is probably xenolithic as it has been observed |  | D'Orazio, Massimo, Innocenti, Fabrizio, Tonarini, Sonia, Doglioni, Carlo (2008) Reply to the discussion of: āCarbonatites in a subduction system: The Pleistocene alvikites from Mt. Vulture (Southern Italy)ā by M. D'Orazio, F. Innocenti, S. Tonarini and C. Doglioni (Lithos 98, 313ā334) by F. Stoppa, C. Principe and P. Giannandrea. Lithos, 103 (3) 557-561 doi:10.1016/j.lithos.2007.10.010 | Journal (article/letter/editorial) | | Pleistocene alvikites from Mt. Vulture (Southern Italy)ā by M. D'Orazio, F. Innocenti, S. Tonarini and...Pisa, Italy b Istituto di Geoscienze e Georisorse, C.N.R., Via Moruzzi 1, I-56124 Pisa, Italy Dipartimento...UniversitĆ āLa Sapienzaā, P.le A. Moro 5, I-00185 Roma, Italy Received 17 October 2007; accepted 24 October 2007...Pleistocene volcanic succession of Mt. Vulture (southern Italy). The study primarily focused on: 1) field analysis...Georisorse, C.N.R., Via Moruzzi 1, I-56124 Pisa, Italy. Tel.: +39 50 2215700; fax: +39 50 2215800. E-mail |  | | Journal (article/letter/editorial) | | Dickel, Germany San Venanzo, Italy Cupaello, Italy Monticchio, Italy Oricola, Italy ChabrieĢres, France Calatrava...la RuĢe, Kerguelen Chagatai, Uzbekistan Polino, Italy Natron-Engaruka, Tanzania Laacher See, Germany ...certain. The Chagatai (Uzbekistan) and Polino (Italy) occurrences are certainly carbonatites but essentially...assemblages from particular localities e.g., Monticchio, Italy (Jones et al., 2000) . Carbonatites, however, clearly...Venanzo, Italy SVE 10 11 Cupaello, Italy Monticchio, Italy SVE SVE 12 14 20 22 23 24 Oricola, Italy |  | Rosatelli, G., Wall, F., Stoppa, F., Brilli, M. (2010) Geochemical distinctions between igneous carbonate, calcite cements, and limestone xenoliths (Polino carbonatite, Italy): spatially resolved LAICPMS analyses. Contributions to Mineralogy and Petrology, 160 (5) 645-661 doi:10.1007/s00410-010-0499-x | Journal (article/letter/editorial) | | cements, and limestone xenoliths (Polino carbonatite, Italy): spatially resolved LAICPMS analyses G. Rosatelli...dāAnnunzio, Via dei Vestini, 30, 66013 Chieti, Italy e-mail: g.rosatelli@unich.it F. Stoppa e-mail: fstoppa@unich...M. Brilli CNR, Piazzale Aldo Moro, 00185 Rome, Italy e-mail: mauro.brilli@igag.cnr.it (RLREE \ 9.5 ppm)...Extrusive carbonatite Limestone LAICPMS Polino Italy Introduction Carbonatite is the Earthās main form...23% Fe-monticellite, 9% Th-perovskite plus Ti-magnetite, 6% Cr-phlogopite, 6% forsteritic olivine with |  | | Journal (article/letter/editorial) | | increase in the course of crystallization. Note that magnetite containing up to 9 wt % TiO2 occurs only as a...Vulture (Rosatelli et al., 2000) and Oricola (Stoppa et al., 2005) in Italy. DISCUSSION Crystallization Temperature...glass in carbonate lapilli from the Oricola Complex, central Italy (Stoppa et al., 2005). (ā”) 0.6 3...Ultrapotassic rocks of this type were described in Spine, Italy, Corsica, Serbia and Macedonia, in the Carpathians...CalciteāCarbonatite Occurrence from Mt. Vulture Volcano, Southern Italy,ā Miner. Mag. 64, 615ā624 (2000). 53. I. D. Ryabchikov |  | Stoppa, Francesco, Schiazza, Mariangela, Rosatelli, Gianluigi, Castorina, Francesca, Sharygin, Victor V., Ambrosio, Francesco Antonio, Vicentini, Noemi (2019) Italian carbonatite system: From mantle to ore-deposit. Ore Geology Reviews, 114. 103041 doi:10.1016/j.oregeorev.2019.103041 | Journal (article/letter/editorial) | | Sciences, G. d'Annunzio University of Chieti-Pescara, Italy. 2 Department of Earth Science, Sapienza University...Russia. *Corresponding author. Present address: Italy, G. dāAnnunzio University, Department of Psychology... AL Fluor-calciocarbonatites occur in central Italy in a large volcanic area, named āThe Roman Regionā...volcanoes of San Venanzo, Cupaello, Polino and Oricola JO (Fig. 1). Considering the different tectonic...all in a different igneous province, the Intermountain Ultra-alkaline Province (IUP). Shortly after, Stoppa |  | | Journal (article/letter/editorial) | | UniversitaĢ G. dāAnnunzio, 66013 Chieti Scalo, Italy Department of Mineralogy, The Natural History Museum...compositions at Rangwa. Other key minerals are magnetite, two types of mica (magnesian-biotite phenocrysts...calcite, aegirine and diopside, fluorapatite, magnetite, plus some phlogopite, titanite, K-feldspar, fenite...crystallization of calcite, phlogopite, apatite and magnetite. Preservation of the the potassic component may...extrusive carbonatites containing calcite occur in Italy (Stoppa and Woolley, 1996), Kerimasi, Tanzania (Mariano |  | | Journal (article/letter/editorial) | | reported for rocks and minerals from the Vulture and Oricola carbonatite-bearing alkaline I. P. SOLOVOVA AND...post-magmatic (400800ĀŗC)*: Fe3+-bearing garnet, Ti-rich magnetite, goĢtzenite, cancrinite-group minerals, Ba-K-...intergrowths of fresnoite, titanite and late-generation magnetite. (e) Elongated crystals of probable delendeite...zeolite; tnt, titanite; fres, fresnoite; mt, magnetite; phl, phlogopite; del, delindeite; and cc, calcite...early-generation kalsilite, with K-feldspar, perovskite and magnetite in calcite; and (b) a cubic fresnoite crystal |  | | Journal (volume) | | so d e n r a e l m o r f d n Belgium, Spain and Italy, a - = - - K 104 General Notes. fi (January...| Ā® lag vil d re nd hu e fiv n tha re mo this province there are 1884. ] Geography and Travels. _...METEORITES.āA large meteorite fell la near Brescia, Italy. It was about half a metre long and 0" ical shape...Yt was discovered in the Lo-fau-shau MO%ii the province of Canton, China. It has four to five ee purple...north of Fort Brown, Texas. It was found deadin Province of Quebec, Canada, and was probably a storm waif |
|
