 | | Journal (article/letter/editorial) | | zirconolite-bearing vesicles in potassic lavas of Lewotolo volcano (Indonesia) Received: 3 November 1999 / Accepted:...calc-alkaline lavas of Lewotolo volcano, situated in the East Sunda Arc, Indonesia, contain the rare mineral...lavas of Lewotolo volcano, a high-K calc-alkaline volcano in the East Sunda Arc, Indonesia. We argue...Belkin et al. (1996) reported zirkelite from Ponza Island (Italy) in a xenolith most likely derived from...1972). Lewotolo volcano Lewotolo volcano is located at Lomblen island (8°27¢S, 123°59¢E) in the East Sunda |  | Macdonald, R., Marshall, A. S., Dawson, J. B., Hinton, R. W., Hill, P. G. (2002) Chevkinite-group minerals from salic volcanic rocks of the East African Rift. Mineralogical Magazine, 66 (2) 287-299 doi:10.1180/0026461026620029 | Journal (article/letter/editorial) | | Chevkinite-group minerals from salic volcanic rocks of the East African Rift R. MACDONALD1, A. S. MARSHALL1, J....trachyte lava from the Tarosero volcano (Tanzania), both in the East African Rift Valley. Their compositions...rift and in a quartz trachyte from the Tarosero volcano in northern Tanzania, aged between 1.9 and 2.4...Volcanic Series of the Neogene-Quaternary volcanic province, dated between 2.4 and 1.9 Ma (MacIntyre et al...riebeckitearfvedsonite, aenigmatite, fluorite, a CGM, apatite and zircon. Hedenbergite-fayalite-Ti-bearing magnetite |  | Kamenetsky, V.S., Davidson, P., Mernagh, T.P., Crawford, A.J., Gemmell, J.B., Portnyagin, M.V., Shinjo, R. (2002) Fluid bubbles in melt inclusions and pillow-rim glasses: high-temperature precursors to hydrothermal fluids?. Chemical Geology, 183 (1) 349-364 doi:10.1016/s0009-2541(01)00383-7 | Journal (article/letter/editorial) | | environments, including mid-ocean ridges (Macquarie Island, SW Pacific and Mid-Atlantic Ridge 43N Fracture...(Hawaii) and a variety of modern and ancient backarc – island arc settings (eastern Manus Basin, Okinawa and...and marcasite), though other minerals (brukite, apatite, halite, clinoenstatite, kalsilite, nepheline,...in vesicles in calcalkaline lavas of Lewotolo volcano, Indonesia. A study of precipitates in fluid bubbles...samples from mid-ocean and backarc ridges, immature island arcs, and oceanic islands. The methodology applied |  | Galanciak, J., Bagiński, B., Macdonald, R., Belkin, H.E., Kotowski, J., Jokubauskas, P. (2020) Relationships between monazite, apatite and chevkinite-group minerals in the rhyolitic Joe Lott Tuff, Utah, USA. Lithos, 354. 105349 doi:10.1016/j.lithos.2019.105349 | Journal (article/letter/editorial) | | Journal Pre-proof Relationships between monazite, apatite and chevkinite-group minerals in the rhyolitic...Macdonald, et al., Relationships between monazite, apatite and chevkinite-group minerals in the rhyolitic... Journal Pre-proof Relationships between monazite, apatite and chevkinite-group minerals in the rhyolitic...CGM distribution and variations in monazite and apatite-group composition with stratigraphic height in...KEYWORDS: Joe Lott Tuff; chevkinite-group; monazite; apatite-group; compositional zonation; convective overturn |  | Voltaggio, Mario, Branca, Marilì, Tedesco, Dario, Tuccimei, Paola, Di Pietro, Laura (2004) 226Ra-excess during the 1631-1944 activity period of Vesuvius (Italy) Geochimica et Cosmochimica Acta, 68 (1) 167-181 doi:10.1016/s0016-7037(03)00236-9 | Journal (article/letter/editorial) | | Studies Vesuvius belongs to the Roman Volcanic Province (RVP), characterized by perpotassic magmas erupted...mainly of leucite 8 – 47% and clinopyroxene 5–36%. Apatite, olivine and magnetite (⬍3%) are accessory phases...230Th half-life. Among accessory minerals, only apatite, having a high Dsolid/melt for these elements with...observed losses cannot be justified by dissolution of apatite and Fig. 7. (226Ra/230Th)o vs. (238U/230Th)o for...vesicle-fillings in porphyritic high-K lavas of Lewotolo volcano explaining this occurrence as a mobilization |  | | Journal (article/letter/editorial) | | Timedjelalen ring-complex is part of the Iforas alkaline province of Mali, emplaced just after the Pan-African collision...Malawi, and forming part of the Chilwa Alkaline province. The presence of c/p at Chikala was established...Malawi (Platt et al., 1987) and perrierite in apatite ore in Mongolia (Andreev and Ripp, 1995) to strongly...from Hubei province, China (0.16; Zhang and Fan, 1976), c/p from the Kialineq centre, East Greenland (0...SMN49); rare earth deposit northern Xichang, Sichuan Province, China (Yang et al., 1991b); fenite Oruktiyg alkaline |  | | | | Paintbrush Tuff, Nevada Oroscocha, Peru Lewotolo volcano, Indonesia M. Amiata, Italy accessory in syenite...Late- or post-magmatic Roccamonfina volcano, Italy Sabatini volcano, Italy in miarolitic cavities in miarolitic...Burley Farm, Virginia Bjørkedalen, Norway Mt Charles, East Antarctica nepheline syenite granitoid pegmatite...Metamorphic Metacarbonates, Ontario Granulites, East Antarctica Jadeitite, central Japan Jadeitite, central...Miyajima et al. (2001); 16, Miyajima et al. (2002). volcano, Alaska and the Sierra Nevada, California, pegmatites |  | | Journal (article/letter/editorial) | | the accessory assemblage (phlogopite, amphibole, apatite, ilmenite, geikielite, rutile, molybdenite, and...l’assemblage des accessoires (phlogopite, amphibole, apatite, ilménite, geikielite, rutile, molybdénite, et...extensive crystallization of phlogopite, amphibole, apatite, and carbonates; geochemically, it is characterized...were calibrated on natural barite, celestine, apatite, monazite, crocoite, and on the synthetic compounds...contain a suite of accessory minerals, phlogopite, apatite and Ca–Mg carbonates, interpreted to be the result |  | | Journal (article/letter/editorial) | | volatiles into shallow reservoirs at Mt. Etna volcano (Italy) responsible for halogen-rich magmas EUGENIO...assimilation of the sedimentary basement underlying the volcano edifice, is poorly consistent with the geochemical...classification (UBSU; Salvador, 1987, 1994). The volcano-stratigraphic succession of the Ellittico centre...(Coltelli et al., 1994; D’Orazio et al., 1997). To the east, the Ellittico sequence outcrops along the western...Etna (Sicily, Italy) is a Quaternary composite volcano, characterized by a within-plate magmatism (Viccaro |  | Macdonald, Ray, Bagiński, Bogusław, Belkin, Harvey E., Stachowicz, Marcin (2019) Composition, paragenesis, and alteration of the chevkinite group of minerals. American Mineralogist, 104 (3) 348-369 doi:10.2138/am-2019-6772 | Journal (article/letter/editorial) | | several A-type granite intrusions of the Graciosa Province, Brazil, and Macdonald et al. (2013) reported...southwest U.S.A. (titanite, chevkinite, zircon, and apatite), chevkinite played the dominant role in the partitioning...total is slightly more than the 52 recorded in the apatite supergroup by Hughes and Rakovan (2015). There...point analyses from kersantites of the Oroscocha volcano, Peru, where Ca > REE (Fig. 7), potentially making...A-type Woshui syenite in the Emeishan igneous province, SW China (Fig. 9). (4) Both subgroups show large |  | | Journal (article/letter/editorial) | | minerals (fluorite, zircon, REE-F-carbonate, Ti oxide, apatite, and titanite) can account for most of the trace...(HS) Granite represent a silicic large igneous province with an outcrop extent of more than 25 000 km2...(Blissett et al., 1993; Fig. 1). The volcano-plutonic province was emplaced in an intracontinental setting...Ag Olympic Dam deposit is hosted in the GRV-HS province. The deposit is enriched in REE and F compared...albite, K-feldspar Fe oxide, Ti oxide, fluorite, apatite, REE-F-carbonate, ±monazite Microcrystalline (b |  | | Journal (article/letter/editorial) | | zirconolite-bearing vesicles in potassic lavas of Lewotolo volcano (Indonesia). Contrib. Mineral. Petrol. 139, 485... C., 2003. Trace element partitioning between apatite and carbonatite melt. Am. Mineral. 88, 639 – 646...233–242 and implications for the evolution of ocean-island basalts. Geochim. Cosmochim. Acta 52, 1 – 17. Onuma...2002. Timing of mafic magmatism in the Tapajo’s Province (Brazil) and implications for the evolution of |  | 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...of south-east Africa with an unclear origin. The deposit occurs in the southeastern part of the Monapo...Klippe, approximately 50 km east of the coastal region of the Nampula Province, Mozambique. The Monapo Klippe |  | | Journal (article/letter/editorial) | | highlight the economic significance of this mineral province. Previous studies of the Northparkes district...Molong and the Rockley-Gulgong Volcanic Belts to the east, and the Kiandra Volcanic Belt to the southeast...and dislocated slices of the Ordovician Macquarie island arc (Glen et al. 1998). North-northeast-trending...1998)]. 3 Figure 3 (a) Plan and (b) interpretive east – west section (mine section 57 050N) of the quartz...sector collapse on a possibly subaerial part of the volcano (Simpson et al. 2005). Northparkes Group Intrusive |  | | Journal (article/letter/editorial) | | (70 < Mg# < 76) and a sanidine + phlogopite + apatite-bearing glassy mesostasis] and a few percent of...Mediterranean Potassic Province from Western Europe [i.e., Murcia-Almeria Province, south Spain, Corsica...dacites and rhyolites (Clark et al., 1990). To the east of the Main Volcanic Arc, the Inner Arc Tectono-Magmatic...minette-like groundmass (phlogopite, sanidine, apatite, ilmenite, F plagioclase, F quartz, F cliopyroxene...phlogopite, orthopyroxene, clinopyroxene, ilmenite and apatite). The lamproite discussed in the present paper |  | | Journal (article/letter/editorial) | | alteration. REE-rich accessory phases zircon, apatite, and titanite have lower modal abundances and become...destruction of REE-rich accessory minerals, particularly apatite, has led to hydrothermal remobilization and depletion...New Guinea (Fig. 1) close to the border with Indonesia, in a regional south-verging fold-and-thrust belt...units. The belt is located south of the axis of the east-west–trending Papua New Guinean orogen. Deformation...ongoing since the Late Miocene collision of an island arc with the northern margin of the Australian |  | | Journal (article/letter/editorial) | | after the caldera-forming phase of the Ellittico volcano, reported by several authors to ~15 ka (cf. Gillot...background Mount Etna is a Quaternary composite volcano, which has grown up to its present elevation (<3340...divided in four major phases, which correspond to volcano-stratigraphic Units (Cristofolini et al. 1979;...erupted during the last stages of the Ellittico volcano, accompanied by summit caldera collapses, and just...(Nicotra and Viccaro 2012). Products of the Ellittico volcano mainly crop out on the eastern, south–western, |  | | Journal (article/letter/editorial) | | nephelinite at Nyiragongo, Virunga Volcanic Province in the East African Rift Tom Andersen a,⁎, Marlina Elburg...The lavas and pyroclastic rocks of Nyiragongo volcano (East African Rift) range in composition from olivine...stratovolcano in the Virunga province in the western branch of the East African Rift (Fig. 1). The currently...of Uganda 30°E 1°S a DRC Virunga volcanic province DRC N K Goma N Rwanda 50 km Lake Kivu...of the Virunga volcanic province. Grey: Extent of the Virunga volcanic province. Circles: active volcanoes |  | | Journal (article/letter/editorial) | | Thorite included in haematite, magnetite, and apatite is subordinate. Thorite–monazite intergrowths are...potassic calc-alkaline lavas of the Lewotolo volcano, Indonesia (de Hoog and van Bergen, 2000), and 10...to granulite facies metamorphism: the role of apatite and monazite in orthogneisses from southwestern...quartz dissolution in granitoids: evidence from south-east French Massif Central. Bulletin Minéralogie 110...zirconolite-bearing vesicles in potassic lavas of Lewtolo volcano (Indonesia). Contributions to Mineralogy and Petrology |  | Wu, Fu-Yuan, Yang, Yue-Heng, Mitchell, Roger H., Bellatreccia, Fabio, Li, Qiu-Li, Zhao, Zi-Fu (2010) In situ U–Pb and Nd–Hf–(Sr) isotopic investigations of zirconolite and calzirtite. Chemical Geology, 277 (1) 178-195 doi:10.1016/j.chemgeo.2010.08.007 | Journal (article/letter/editorial) | | resources of copper, uranium, zirconium, baddeleyite, apatite and magnetite. Baddeleyite from this complex has...2 gram crystal, but with a matrix of calcite, apatite and magnetite. In common with Phala-ZrkA, this...Zirconolite Zirconolite Zirconolite Apatite Zirconolite Apatite Calzirtite Apatite Calcite Calcite Zirconolite...Zirconolite Zirconolite Zirconolite Apatite Zirconolite Apatite Calzirtite Apatite Calzirtite Zirconolite Zirconolite...complex is a potential source of uranium, niobium apatite and wollastonite. Bell and Blenkinsop (1989) reported |  | Treiman, A. H., Boyce, J. W., Gross, J., Guan, Y., Eiler, J. M., Stolper, E. M. (2014) Phosphate-halogen metasomatism of lunar granulite 79215: Impact-induced fractionation of volatiles and incompatible elements. American Mineralogist, 99 (10) 1860-1870 doi:10.2138/am-2014-4822 | Journal (article/letter/editorial) | | in its analyzed abundances of F, Cl, and P. The apatite has a molar F/Cl ratio of ~10, and contains only...chlorine in the apatite is isotopically heavy, at d37Cl = +32.7 ± 1.6‰. Hydrogen in the apatite is heavy at...and U into 79215. Vapor-deposited crystals of apatite (to 30 mm) are known in some lunar regolith samples...strong elemental fractionations. Keywords: Lunar, apatite, volatiles, metasomatism, Apollo 79215 Introduction...et al. 2010; Paniello et al. 2012). The mineral apatite, Ca5(PO4)3(OH,F,Cl), is widespread among lunar |  | | Journal (article/letter/editorial) | | is a consensus that key geochemical features of island arc basalt (IAB) (e.g. the lower abundances of...the composition of the sediment. For instance, apatite-saturated partial melts expelled from volcaniclastic...HIMU mantle component identified in OIB (Ocean Island Basalt) source. Elemental and isotope systematics...Knipe, R. J. & Dewey, J. F. (1991). Solubility of apatite, monazite, zircon, and rutile in supercritical...study of melt inclusions from Galunggung Volcano, Indonesia. Geochimica et Cosmochimica Acta 65, 3147–3164 |  | | Book | | Except for active rifts and some intraoceanic island arcs, which exhibit the highest middle-crust P-wave...Locality North America Nunivak Island, Alaska Central Slave Province, Canada Host Xenolith types Types...Argentina AB FG, MG Mesozoic Proterozoic Calbuco Volcano, Chile AND MG ,1,000 yr Paleozoic Hickey-Vargas...1.7 – 1.9 Ga Markwick and Downes (2000) Elovy island, Baltic shield, Russia K MGG, EC, FG, AM 360–380...K MP U –Pb 93 Ma Proterozoic Central Cape Province, Eastern Namaqualand, South Africa K MGG, AM |  | | Book | | fractionation in seafloor hydrothermal fluids from 9-10N East Pacific Rise. Earth and Planetary Science Letters...solubilities of quartz, corundum, rutile, calcite, apatite, fluorite and portlandite in pure H2O at temperatures...2004) and the dissolution of quartz, calcite, apatite, halite and other minerals up to 900C and 20 kbar...rutile) and four calcium-bearing phases (anhydrite, apatite, calcite and fluorite) – have been determined experimentally...the thermodynamic model (Eqs 12, 14 and 16–20). Apatite-F Calcite Corundum Fluorite Portlandite Quartz |  | | Book | | KA (1976) Technical Report. University of Rhode Island Seaborg GT (1968) Elements beyond 100, present...Chemistry of Bromine oxide (BrO) in the plume of the volcano Monserrat. Not much is known about the occurrence...determination of the atomic weight of chlorine in Bamle apatite. J Amer Chem Soc 45:1577–1579 Dreibus C, Spettel...freshwater. Currently Kau Bay on the Indonesian Island of Halmahera is connected to the ocean trough a...collected from Lewotolo Volcano on Lomblen Island, Indonesia. At the main fumarole of Poás Volcano, Costa Rica |
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