 | | Journal (article/letter/editorial) | | 0022-3530/91 $3.00 Evidence from Muriah, Indonesia, for the Interplay of Supra-Subduction Zone and Intraplate...ABSTRACT The high-K alkaline volcano Muriah is situated in central Java and has erupted two lava series,...K to the HK series. The proposed model for the Muriah lavas involves three source components: (1) the...lithospheric extension in the Bawean trough (in which Muriah is located), may be responsible for decompressive...of the HK series lavas. The magmas erupted from Muriah show a transition from intraplate to subduction |  | EDWARDS, C. M. H., MENZIES, M. A., THIRLWALL, M. F., MORRIS, J. D., LEEMAN, W. P., HARMON, R. S. (1994) The Transition to Potassic Alkaline Volcanism in Island Arcs: The Ringgit--Beser Complex, East Java, Indonesia. Journal of Petrology, 35 (6) 1557-1595 doi:10.1093/petrology/35.6.1557 | Journal (article/letter/editorial) | | Island Arcs: The Ringgit-Beser Complex, East Java, Indonesia 1 Royal Holloway, University of London, Egham...volcanic complex of Ringgit-Beser, situated in eastern Java, has erupted lavas of both normal island arc calc-alkaline...to other calc-alkaline and tholeiitic lavas from Java, and plot on a mixing line between Indian Ocean...similar source to other calc-alkaline lavas erupted in Java, namely melts of the Indian Ocean MORB mantle fluxed...former island arc regions (e.g., Aeolian Islands, Indonesia, Papua New Guinea Highlands, and Italy) is unclear |  | Stolz, A. J., Varne, R., Wheller, G. E., Foden, J. D., Abbott, M. J. (1988) The geochemistry and petrogenesis of K-rich alkaline volcanics from the Batu Tara volcano, eastern Sunda arc. Contributions to Mineralogy and Petrology, 98 (3) 374-389 doi:10.1007/bf00375187 | Journal (article/letter/editorial) | | 1982; Poli et al. 1984; Rogers et al. 1985) and Indonesia (Foden and Varne 1980; Nicholls and Whitford 1983;...K-rich leucite-bearing eruptives of Muriah and Ringgit Beser in Java were generated in response to subduction...performed on a JEOL JXA50A electron microprobe in the Central Science Laboratory, University of Tasmania. Reduction...Quaternary volcanics from the East Sunda Arc, Indonesia: isotopic and incompatible element constraints...(Whitford et al. 1978; Varne and Foden 1986), and Java (Whitford 1975a, b; Whitford et al. 1981). Indeed |  | | Journal (article/letter/editorial) | | Geochemistry of Quaternary Lavas Across the Sunda Arc in Java and Bali D.J. Whitford*, I.A. Nicholls**, and S...Canberra ACT Australia Abstract. Since Mesozoic time, Java and Bali have formed part of an evolving system...system of island arcs comprising the Sunda arc of Indonesia. The present tectonic setting is relatively simple...simple with subduction occurring at the Java Trench to the south. A north-dipping Benioff seismic zone...slab to depths of approximately 600 km beneath the Java Sea. Quaternary lavas of the 'normal island arc |  | | Journal (article/letter/editorial) | | com/locate/epsl Linear volcanic segments in the central Sunda Arc, Indonesia, identified using Hough Transform analysis:...constrain volcano distribution in the central Sunda Arc, Indonesia. Most volcanoes in the arc define four...The en echelon distribution of volcanoes in the central Sunda Arc is best explained as originating from...volcanic systems. To the west and east of the central Sunda Arc deviations from the distribution of long...volcanoes to the zone of slab seismicity in the central Sunda Arc, where there is little variation in slab |  | | Journal (issue) | | Montana Part II Central Montana Larry B. French HC 46 Box 7204 Miles City, MT 59301 Central Montana has...occurrences in Montana, the focus is in on the central portion of the state. The counties covered are:...Mountains, Montana: in Montana High Potassium Igneous Province, 28 th International Geological Congress Field...Montana and tectonic models for the Montana alkalic province: Journal of Geophysical Research, v. 96, n. B8...1113-1117. Larsen, E. S., 1940, Petrographic province of central Montana: Geological Society of America Bulletin |  | | Book | | in Chap. 6. Experimental studies on the system nepheline-kalsilite-SiO2 in air and under 1, 2, 3, 5, and...Chap. 9, phase relations in the system diopside–nepheline–sanidine studied in air and under 1, 2, 10, and...forsterite-diopside-leucite-akermanite and diopside-nepheline-leucite-akermanite under atmospheric pressure...and Somma-Vesuvius of Italy and the Bufumbira province of equatorial Africa, K-rich silica undersaturated... . . . . . . . . . . . . . . . . . . . . 2.8 Nepheline . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | igneous suites in Western and Northern Sulawesi, Indonesia Marlina Elburg a,*, Theo van Leeuwen b, John Foden...Adelaide SA 5005, Australia b PT Rio Tinto, Jakarta, Indonesia Received 30 July 2002; accepted 21 February 2003...progression in time is very similar to that seen in central Sulawesi [Chem. Geol. 156 (1999a) 67], and is best...rights reserved. Keywords: Sr-Nd-Pb isotopes; Indonesia; Sulawesi; Subduction; Continent collision; Trace...will be integrated with existing data sets on central, south and north Sulawesi (Kavalieris et al., 1992; |  | | Journal (article/letter/editorial) | | element data, from 19 lavas along the Sunda arc, Indonesia. The lavas range in SiO2 from 49 to 75% and the...evidence in our data for any eect of the Australia±Indonesia collision on the composition of the lavas. Across-arc...lavas from the Banda arc, where the Australia±Indonesia collision is occurring, to investigate the eects...the largely intraoceanic Sunda arc extending from Java to Flores. The Indo-Australian plate converges with...with the Sunda arc at 7 cm/year beneath Java compared with only 3 cm/year beneath the Banda arc, and |  | Nicholls, I.A., Whitford, D.J., Harris, K.L., Taylor, S.R. (1980) Variation in the geochemistry of mantle sources for tholeiitic and calc-alkaline mafic magmas, Western Sunda volcanic arc, Indonesia. Chemical Geology, 30 (3) 177-199 doi:10.1016/0009-2541(80)90105-9 | Journal (article/letter/editorial) | | CALC-ALKALINE MAFIC MAGMAS, WESTERN SUNDA VOLCANIC ARC, INDONESIA I.A. NICHOLLS ~, D.J. WHITFORD ~, K.L. HARRIS...ealc-alkaline mafic magmas, Western Sunda volcanic arc, Indonesia. In: R.W. Le Maitre and A. Cundari (Guest-Editors)...basalt--andesite--dacite association in the islands of Java and Bali range from those belonging to tholeiitic...early documentation derived from the Sunda arc of Indonesia (Van Bemmelen, 1949; Rittmann, 1953) and from...Quaternary lavas of the West-central Sunda arc (mainly from the islands of Java and Bali), Whitford (1975a) |  | | Journal (article/letter/editorial) | | 1945 ), having leucite and k~silite instead of nepheline as in sodic alkaline rocks. Kamafugites from other...explain the variation of volcanics in the Roman province; kamafugitic, orenditic, potassic (KS) and high-potassium...lc-. | 5~-cpx--. > 42 Leucite basanite, Muriah, Indonesia III 12 12 12 12 5-35 5-35 5-20 5-30 HzO...as indicators of the genesis of !amproites from central Aldan. Volcanol. Seismol., 1: 15-29 (in Russian...kamafugitic rocks of San Venanzo and Cupaello, central Italy. Neues Jahrb. Mineral. Monatsh., 198-210 |  | | Journal (article/letter/editorial) | | Petrogenesis and tectonic setting of the Roman Volcanic Province, Italy L. Beccaluva a, P. Di G i r o l a m o b...Roman Volcanic Province, Italy. Lithos, 26:191-221. The volcanism in the Roman Province of Italy can be...can still be traced geophysically beneath the central Apennines. New petrographical and chemical data...northwestern Campania and the Latium part of the Roman Province. Accordingly, distinct north-western and south-eastern...different in the two sub-provinces of the Roman Province. In the north-western one, they resembled the |  | | Journal (article/letter/editorial) | | empirical 229 Proton probe analysis magnesium Java tektite 235 An ion-association model for PbO-SiO...“Geothermal GEOFFREYTHOMPSON 275 “NOAA Atlas: The Central North Atlantic Ocean Basin and Continental Margins:...composition of Quaternary island arc lavas from Indonesia “Geochemistry in Mineral Expioration,” second...alimentant les sources thermales. Exemple du Massif Central Francais C. 0. 1209 Evaiuation effect GRLUIRY...JAFFREZIC,JEAN-LOUISJORON Chaine des Puys (Massif Central, France) and MICHELTREUIL J. H. REUTERand E. M |  | | Journal (article/letter/editorial) | | (Appleton 1972), Ernici (Civetta et al. 1981) and Muriah (Nicholls and Whitford 1983). Rb contents are similar...but are similar to those of K-rich lavas from Central Italy (121 202). These data reinforce the conclusions...of the main lava types. Abbreviations: Ne-Tb nepheline normative trachybasalt; Q-T quartz trachyte. Note...element study of crustal contamination in the Central Andean lavas. I. Local geochemical variations....Potassium-rich volcanic rocks of the Muriah complex, Java, Indonesia: products of multiple magma sources |  | O'Brien, Hugh E., Irving, Anthony J., McCallum, I.S., Thirlwall, Matthew F. (1995) Strontium, neodymium, and lead isotopic evidence for the interaction of post-suhduction asthenospheric potassic mafic magmas of the Highwood Mountains, Montana, USA, with ancient Wyoming craton lithospheric mantle. Geochimica et Cosmochimica Acta, 59 (21) 4539-4556 doi:10.1016/0016-7037(95)99266-j | Journal (article/letter/editorial) | | rocks erupted in Recent arcs, including Italy, Indonesia, and western Mexico. However, isotopic compositions...emplaced into the Archean/Proterozoic Wyoming Province, must reflect the influence of ancient, geochemically...suggesting derivation of these and other Wyoming Province magmas by direct melting of lithospheric mantle...greater than zero (as observed for many Wyoming Province kimberlitic-alnijitic magmas and for Recent potassic...The voluminous Eocene mafic magmatism throughout central Montana may have been triggered by foundering and |  | | Journal (article/letter/editorial) | | of the Roman Region of Appleton, 1972; 'Roman Province type magmas' of Barton, 1979; group III of Foley...the evolution of their mantle sources. 'Roman Province type magmas; characterized by moderate SiO2 (45-48...Basin, an asymmetrical graben structure in the central part of North Luzon (Christian, 1964), the northernmost...exclusively of highly differentiated syenites and nepheline syenites and their extrusive analogues (Albrecht...compared with those reported of similar rocks from Indonesia (0.7039-0.7071; Whitford et al., 1978; Varne and |  | Garrison, Jennifer M., Sims, Kenneth W. W., Yogodzinski, Gene M., Escobar, Ricardo D., Scott, Sean, Mothes, Patricia, Hall, Minard L., Ramon, Patricio (2018) Shallow-level differentiation of phonolitic lavas from Sumaco Volcano, Ecuador. Contributions to Mineralogy and Petrology, 173 (1) doi:10.1007/s00410-017-1431-4 | Journal (article/letter/editorial) | | angle varies from 20°-35° beneath the northern and central Ecuador and gradually flattens toward Peru to the...and K and Na-rich mineral phases (i.e., albite, nepheline, kalsilite). For these phases, the beam size was...high-S samples also contain the K-rich minerals nepheline–kalsilite [(Na,K)AlSiO4] and anorthoclase [(Na...of other NVZ samples, lower than those from the Central and Southern Volcanic zones and slightly higher...the Muriah Complex in the Sunda arc (Kundu and Gahalaut 2011), and Tambora volcano in Indonesia (Foden |  | | Book (edition) | | BIBLIOGRAPHY OF THE GEOLOGY OF INDONESIA AND SURROUNDING ARE AS Edition 7.1 – 8 June 2020 J.T. VAN GORSEL...GORSEL Bibliography of Indonesia Geology, Ed. 7.1 1 www.vangorselslist.com 6/8/20 LIST OF CONTENTS........................................ 9 I.1. Indonesia Regional Geology............................................................... 560 III. JAVA, MADURA, JAVA SEA ........................................................................... 576 III.1. Java - General, Onshore geology, Forearc............ |  | | Journal (article/letter/editorial) | | characteristics of upper Miocene Tekkedag volcanics (Central Anatolia—Turkey) Tamer Koralay n Pamukkale University...southwest of Kayseri located within the Central Anatolian Volcanic Province (CAVP) of Turkey. The mineralogical...Assimilation–Fractional Crystallization (AFC) Central Anatolia Geochemistry Crustal contamination Tekkedağ...be classified as the Eastern Anatolian (EAVP), Central Anatolian (CAVP), Western Anatolian (WAVP) and...Volcanic Provinces (GVP) (Fig. 1a). The Central Anatolian Volcanic Province (CAVP) is one of the most fascinating |  | | Journal (article/letter/editorial) | | 2 and is based upon the amount of normative nepheline or quartz (which includes SiO2 from normative...Chiliomodi, but these rocks also occur as dikes in the central and southern part of the main island and as volcanic...local basement. According to Robert (1973), the central part of Patmos lies in a N W - S E trending graben...terms of the components A n - A b - O r . NeTb nepheline trachybasalt; HyTb hypersthene trachybasalt; HyTa...have occurred in the case of K-rich lavas from Muriah, Java (I.A. Nicholls, pers. comm. 1981). The presence |  | | Journal (article/letter/editorial) | | Dariv Range is located in the Gobi-Altai Aimag (Province) of southwestern Mongolia and is part of the ...Altaids. The Mongolian Altaids are part of the Central Asian Orogenic Belt (CAOB), a vast subduction complex...China and Tarim cratons (Sengör et al. 1993). The Central Asian Orogenic Belt is comprised of amalgamated...ultramafic cumulate sequence is located within the central southern part of a 15 × 10 km serpentinized harzburgite/dunite...6 Summary of Mg# constraints on LLD modeling. Central panel shows Mg# versus SiO2 (wt%) of modeled LLD |  | De Astis, Gianfilippo, Peccerillo, Angelo, Kempton, Pamela D., La Volpe, Luigi, Wu, Tsai W. (2000) Transition from calc-alkaline to potassium-rich magmatism in subduction environments: geochemical and Sr, Nd, Pb isotopic constraints from the island of Vulcano (Aeolian arc) Contributions to Mineralogy and Petrology, 139 (6) 684-703 doi:10.1007/s004100000172 | Journal (article/letter/editorial) | | Stromboli, as well as new data for lamproites from central Italy, are also reported in order to discuss along-arc...opening of the Tyrrhenian Sea basin. Today, the central and eastern sectors of the arc are underlain by...and Stromboli. Shoshonitic rocks occur in the central-eastern branch of the arc (Vulcano, Lipari, Panarea...Alicudi and Stromboli, and lamproitic rocks from central Italy are reported in Table 1. A complete set of...K2O/ Na2O ratios around 1.5±2.2 have normative nepheline and, in some cases, modal leucite. These are classi®ed |  | | Journal (article/letter/editorial) | | synclines, of Middle to Upper Devonian limestones (central part of the field), with fold axes trending mostly...downwarping along normal faults, especially in the central part of the field. The West Eifel volcanism started...strongly SiO2-undersatured (Fig. 3). N o r m a tive nepheline varies between 13 and 21 wt.-% (mean values) and...five occurrences of differentiated lavas in the central part of the field, of which one tephrite (E 69)...for five more differentiated volcanoes in the central part of the field. S//'///.d/ _ _ I Fig. 14 |  | | Journal (article/letter/editorial) | | trachybasalt (shoshonite) from Cerro La Pilita in the central TMVB and a high-K calc-alkaline basalt from Ayutla...subduction-related volcanic arc that extends E–W through central Mexico (Fig. 1), contains an unusually diverse...erupted along the volcanic front in western and central Mexico. We employ the ‘‘inverse approach’’ in this...Na2O and therefore significantly lower normative nepheline than AY-509 (Hesse and Grove 2003). The absarokite...model predictions for west (Ferrari et al. 2012), central (Johnson et al. 2009), and eastern (Ferrari et |  | Price, R. C., Stewart, R. B., Woodhead, J. D., Smith, I. E. M. (1999) Petrogenesis of High-K Arc Magmas: Evidence from Egmont Volcano, North Island, New Zealand. Journal of Petrology, 40 (1) 167-197 doi:10.1093/petroj/40.1.167 | Journal (article/letter/editorial) | | associated Quaternary andesitic volcanoes in Taranaki province. Taranaki eruptives are enriched in K and other...extensive ring plain of volcanic debris in Taranaki province, western North Island, New Zealand. It is the... comprising a series of radial ridges about a central plateau at 684 m altitude. Dykes occasionally outcrop...andesites tend to be weakly hypersthene or even nepheline normative (Table 2). Major element variation...28,000 BP) tephrostratigraphy of northeast and central Taranaki, New Zealand. Journal of the Royal Society |
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