 | | 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 |  | | Journal (article/letter/editorial) | | suite from Batu Tara volcano (East Sunda Arc, Indonesia) M.J. v a n Bergen ~, P.Z. V r o o n ~, L C ,...suite from Bata Tara volca~,o (East $unda Arc, Indonesia). In: A. Peccerillo and S+ Foley (Editors), Potassic...characteristics comparable to the raantle under!~ng M_unah (Java). Melt extraction from this complex mixture is envisioned...shnilarities with the Ira!inn R o m a n Potassic Province, which was taken as a reference for the orogenic...i i i::~ KALIMANTAN: • ~:. ,J -4 ° BANDA I JAVA S U N D A I- 1 2 o " q¢ • ARC ! e SEA BA |  | Stolz, A. J., Varne, R., Davies, G. R., Wheller, G. E., Foden, J. D. (1990) Magma source components in an arc-continent collision zone: the Flores-Lembata sector, Sunda arc, Indonesia. Contributions to Mineralogy and Petrology, 105 (5) 585-601 doi:10.1007/bf00302497 | Journal (article/letter/editorial) | | collision zone: the Flores-Lembata sector, Sunda arc, Indonesia A.J. Stolz 1, R. Varne 1, G.R. Davies 2, G.E....Flores, Indian Ocean crust is being subducted at the Java trench, whereas to the east of Flores the Banda...vesicular lavas. They have abundant phenocrysts of plagioclase and orthopyroxene with lesser amounts of clinopyroxene...medium-K volcanies from Ebulobo and Lewotobi have plagioclase and clinopyroxene, some orthopyroxene and less...phenocrysts in a fine grained groundmass of plagioclase, granular pyroxene and opaques. The Rokatenda |  | | Journal (article/letter/editorial) | | (Varekamp 1979). The Roman Volcanic Region, Italy Indonesia Edgar recommends the hypothesis of Ninkovich...should be noted that the leucite-bearing lavas of Muriah are clearly "anomalous" in the "K55-h" plot of...other volcanoes. Notably, the more mafic rocks from Muriah with unaltered feldspathoid-rich groundmass plot...furthermost from the above line. The "wet series" of Muriah, quoted by Edgar, is chemically suspect as it shows...Nicholls 1976, p. 71). The 87Sr/86Sr ratios for the Muriah lavas analyzed by Whitford (1975) are relatively |  | | 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 |  | 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) | | phenocrysts of clinopyroxene, olivine, leucite_+ plagioclase 4-biotite set in similar groundmass assemblages...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...phenocrysts set in a groundmass composed of plagioclase, leucite, clinopyroxene, olivine, titanomagnetite...modal piagioclase and in their possession of plagioclase as a phenocryst phase. Leucite basanite dykes |  | Sutarto, Sutarto, Sulaksono, Adi, Laksana, T. Dema, Mahyudani, Anggita, Setiahadiwibowo, P. Ajimas, Nurcholis, Muhammad (2022) REE content of volcanic rocks and their weathered horizons in the Muria Volcanic Complex, Central Java, Indonesia. Bulletin Mineralogie Petrologie, 30 (1) 28-37 | Journal (article/letter/editorial) | | horizons in the Muria Volcanic Complex, Central Java, Indonesia Sutarto Sutarto1)*, Adi Sulaksono1), Dema...Yogyakarta, Jl. Padjajaran, Yogyakarta 55283, Indonesia; e-mail: sutarto_geomin@upnyk.ac.id 2) Department...Yogyakarta, Jl. Padjajaran, Yogyakarta 55283, Indonesia 3) Department of Soil Science, UPN Veteran Yogyakarta...Yogyakarta, Jl. Padjajaran, Yogyakarta 55283, Indonesia 1) Sutarto S, Sulaksono A, Laksana DT, Mahyudani...horizons in the Muria Volcanic Complex, Central Java, Indonesia. Bull Mineral Petrolog 30(1): 28-37 ISSN: |  | | Journal (article/letter/editorial) | | settings: An example from southern Sulawesi (Indonesia) MARLINA A. ELBURG* and JOHN FODEN Department...Elsevier Science Ltd the island of Sulawesi, Indonesia (Fig. 1A, B). The oldest deposits in the area...north of the currently active volcanic arc of Indonesia (Sunda-Banda arc). From the Eocene to late Miocene...subduction zones. Areas referred to in text as South, Central and North Sulawesi indicated by circles. (B) Location...1983; Audley- Magmatism in southern Sulawesi (Indonesia) 1157 Fig. 2. Tectonic history of the region |  | Handley, Heather K., Turner, Simon, Macpherson, Colin G., Gertisser, Ralf, Davidson, Jon P. (2011) Hf–Nd isotope and trace element constraints on subduction inputs at island arcs: Limitations of Hf anomalies as sediment input indicators. Earth and Planetary Science Letters, 304 (1) 212-223 doi:10.1016/j.epsl.2011.01.034 | Journal (article/letter/editorial) | | constraints on subduction inputs at the Sunda arc in Indonesia and assess the value of Hf anomalies (expressed...trajectories of regional volcano groups (East, Central and West Java) in Nd–Hf isotope space reveal heterogeneity...heterogeneity in the subducted sediment input along Java, which reflects present-day spatial variations in sediment...sediment compositions on the down-going plate in the Java Trench. The high Sm/Hf ratio required in the sediment...2010) Nd–Hf isotope and trace element data from Java, this paper investigates the dominant control on |  | | Journal (article/letter/editorial) | | potassic mafic magmas in the EoceneHighwood Mountains province. The contrasting phenocryst assemblages of minettes...inminettedikesamplesfrom theHighwoodMountains termediate province.(A) The seriateporphyriticmaficphonolite(HM-144)...been describedfrom the K-rich rocks of the Muriah Complex, Java (Nicholls and Whitford, 1983)and from the...suggestedthat this bimodality in the Highwood province is the result of degassingof parental minette...levelswithin the magma system(O'Brien et al., 1986). province allows unambiguous documentation of the nature |  | | Journal (article/letter/editorial) | | Geochemistry; Uchi subprovince; Island arcs; Superior province; Basalts; Shoshonites 1. Introduction The Uchi...relationships for the younger assemblages of the central Uchi subprovince Assemblage Narrow Lake Woman Kaminiskag...of the Lake St. Joseph belt within the Superior province. (B) Greenstone belts of the Uchi subprovince...elongate crystals in a finegrained groundmass of Na-plagioclase and opaques. Samples have been metamorphosed...rocks in the active Sunda–Banda arc system in Indonesia. The compositional spectrum of the St. Joseph |  | | 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) | | Papua New Guinea on the northern flank of the central cordillera of Papua New Guinea (Rogerson et al...the dominant albite (Anl_~) is classified as plagioclase or alkali feldspar. Given the minor oligoclase...label Mineralogy P8459R2 quartz + chlorite + plagioclase + calcite + sericite quartz + chlorite + sericite...dolomite + calcite + plagioclase quartz + chlorite + dolomite + sericite + plagioclase quartz + chlorite...dolomite + sericite + plagioclase quartz + dolomite + chlorite + sericite + plagioclase quartz + dolomite |  | | Journal (article/letter/editorial) | | magma sources and geodynamic evolution of the central-western Mediterranean Luigi Beccaluva a,⁎, Gianluca...olivine, followed by clinopyroxene, orthopyroxene, plagioclase, magnetite and brown amphibole; in the most differentiated...phenocrysts of olivine, followed by clinopyroxene, plagioclase, magnetite, amphibole and biotite; the latter...(Irvine and Baragar, 1971). orthopyroxene, plagioclase, magnetite as crystallizing phases, leading to...fractionating phases are olivine, clinopyroxene, plagioclase, magnetite and biotite (note the absence of orthopyroxene) |  | | Journal (article/letter/editorial) | | sample, 87Sr/S6Sr ratios were measured for both a plagioclase separate and the whole-rock in order to examine...(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...Sr with increasing Th is expected if olivine, plagioclase, clinopyroxene, biotite, apatite and F e - T...measurements reported in Table 3 were made on plagioclase separates (with low Rb/Sr), variations in 87Sr/86Sr |  | Price, Richard C., Smith, Ian E.M., Stewart, Robert B., Gamble, John A., Gruender, Kerstin, Maas, Roland (2016) High-K andesite petrogenesis and crustal evolution: Evidence from mafic and ultramafic xenoliths, Egmont Volcano (Mt. Taranaki) and comparisons with Ruapehu Volcano, North Island, New Zealand. Geochimica et Cosmochimica Acta, 185. 328-357 doi:10.1016/j.gca.2015.12.009 | Journal (article/letter/editorial) | | Ruapehu xenoliths are predominantly pyroxene-plagioclase 33 granulites derived from Mesozoic meta-greywacke...Gabbroic xenoliths (Group 1) are composed of 37 plagioclase, clinopyroxene and amphibole whereas ultramafic...olivine (Group 4). In 39 Group 1 xenoliths plagioclase and clinopyroxene and in some cases amphibole...observations for nearby Ruapehu Volcano, in the central North Island 137 and use this information to...Egmont Volcano (2518 m) is located in Taranaki province on the west coast of New 145 Zealand’s North |  | | 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) | | prefix "plagio-" emphasizes the commonness of plagioclase in Group III rocks, and expresses the high A1203...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 |  | Altherr, Rainer, Topuz, Gültekin, Siebel, Wolfgang, Şen, Cüneyt, Meyer, Hans-Peter, Satır, Muharrem, Lahaye, Yann (2008) Geochemical and Sr–Nd–Pb isotopic characteristics of Paleocene plagioleucitites from the Eastern Pontides (NE Turkey) Lithos, 105 (1) 149-161 doi:10.1016/j.lithos.2008.03.001 | Journal (article/letter/editorial) | | clinopyroxene, analcime (former leucite), Ti-magnetite, plagioclase, sanidine, apatite and accessory biotite. The...plagioleucitite with phenocrysts of clinopyroxene and plagioclase, but not of leucite. Analcimized leucite is,...Ti-magnetite, analcime (leucite), sanidine, plagioclase, apatite and altered glass. Type-II rocks are...fine-grained groundmass of clinopyroxene, Ti-magnetite, plagioclase, sanidine, analcime (leucite) and accessory biotite...Ti-magnetite and plagioclase are embedded in a groundmass of sanidine, plagioclase, leucite (analcime) |  | Tistl, M., Burgath, K.P., Höhndorf, A., Kreuzer, H., Muñoz, R., Salinas, R. (1994) Origin and emplacement of Tertiary ultramafic complexes in northwest Colombia: Evidence from geochemistry and KAr, SmNd and RbSr isotopes. Earth and Planetary Science Letters, 126 (1) 41-59 doi:10.1016/0012-821x(94)90241-0 | Journal (article/letter/editorial) | | basalts and of geochemically comparable hornblende-plagioclase dykes in the zoned complex are close to the parental...an accretionary complex in southeast Borneo (Indonesia) also provided indications of an Alaskan-type...ultramafic-mafic complexes 2.1. General situation The central axis of the Colombian Western Cordillera consists...matrix. (2) The extremely rare occurrence of plagioclase (either as phenocryst or as matrix component)...magmatic breccias and comb-layered hornblende-plagioclase (hbl-plag) dykes. The whole zone is called the |  | | Journal (article/letter/editorial) | | of the Roman Region of Appleton, 1972; 'Roman Province type magmas' of Barton, 1979; group III of Foley...alkali feldspar is Ca-rich and associated with plagioclase. Clinopyroxene and other ferro-magnesian minerals...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...small amounts of albitized feldspar (formerly plagioclase?), apatite, biotite, and Fe-Ti oxides (Knittel |  | | Book | | and sodic plagioclase and occurrence of the former, in association with calcic plagioclase can be understood...and Somma-Vesuvius of Italy and the Bufumbira province of equatorial Africa, K-rich silica undersaturated.... . . . . . . . . . . . . . . . . . . . 2.3 Plagioclase . . . . . . . . . . . . . . . . . . . . . . .... . . . . . 3.2.1 Kamafugitic Rocks Without Plagioclase . . . . . 3.2.2 Leucitic Rocks with Feldspars.... . . . . . . 4.1.5 Leucite-Bearing Rocks of Indonesia . . . . . . . . . . . 4.2 Ultrapotassic Rocks |  | | Journal (article/letter/editorial) | | subduction, such as those from the Sunda arc in Indonesia and the southwestern and northern Tibetan Plateau...accretionary complex (NTLPOMAC), late Paleozoic central Tianshan volcanic arc (CTLPVA), middle Paleozoic...phenocrysts mainly comprise clinopyroxene and plagioclase (total b 10% in volume), and the matrix is predominantly...(mainly calcite), and the phenocrysts consist of plagioclase and quartz (b 15% in volume). For chemical analyses...texture include K-feldspar (70–80% in volume), plagioclase (5– 10% in volume), and quartz (3–8% in volume) |  | Vroon, P.Z, Lowry, D, van Bergen, M.J, Boyce, A.J, Mattey, D.P (2001) Oxygen isotope systematics of the Banda Arc: low δ18O despite involvement of subducted continental material in magma genesis. Geochimica et Cosmochimica Acta, 65 (4) 589-609 doi:10.1016/s0016-7037(00)00554-8 | Journal (article/letter/editorial) | | over the whole length of the Banda Arc, eastern Indonesia. The melt oxygen isotope values (␦18Omelt) were... 590 P. Z. Vroon et al. Fig. 1. Map of Eastern Indonesia after Hamilton (1979) and Honthaas et al. (1998)...Ocean crust Oxygen isotopes of the Banda Arc, Indonesia Fig. 2. SiO2 versus K2O diagram for Banda Arc...assemblages of olivine, clinopyroxene, orthopyroxene, plagioclase and Fe–Ti oxides, and (3) high-K Nila, Teon and...The northeast trending topographic highs in the central Banda Sea basin, the Lucipara or Banda ridges, |
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