 | | Report (chapter) | | evaluation of local provenance from the Río San Juan Complex HANS-PETER SCHERTL1,2*, WALTER V. MARESCH1...Edificio Naco 2000, Suite 804, Santo Domingo, Dominican Republic 6 Universidad de Puerto Rico, Recinto de...Playa Grande on the northern coast of the Dominican Republic is particularly significant because it yielded...area of serpentinite mélanges in the nearby Río San Juan Complex (RSJC). A suite of nine artefacts was chosen...jadeitite has traditionally been affiliated with the complex civilizations of SE Asia and Mesoamerica and Central |  | | Journal (article/letter/editorial) | | trench-fill sediments, an accretionary (subduction) complex formed above a SW-dipping subduction zone, or the...ophiolitic complex slab and structurally underlying accreted units of the Rio San Juan complex, as it was...gabbroic rocks from the Puerto Plata ophiolitic complex indicate its exhumation at ∼ 45–40 Ma (lower-to-middle...uplift to the surface and submarine erosion of the complex to be the source of the ophiolitic fragments in...from the neighbouring volcanic arc, subduction complex and continental margin (von Huene and Scholl, 1991; |  | | Journal (article/letter/editorial) | | the northern Caribbean subduction–accretionary complex: Insights from the structural geology, microtextures...Caribbean plate a b s t r a c t The Río San Juan metamorphic complex exposes a segment of a high-pressure...high-pressure subduction–accretionary complex built during convergence between the Caribbean island arc and the...the structural evolution. In all units of the complex, three major stages (M1 to M3) in the tectonothermal...metamorphism in the lower structural units of the complex during a consistent D2 top-to-the-NE/ENE tectonic |  | Escuder-Viruete, Javier, Friedman, Richard, Castillo-Carrión, Mercedes, Jabites, Janet, Pérez-Estaún, Andrés (2011) Origin and significance of the ophiolitic high-P mélanges in the northern Caribbean convergent margin: Insights from the geochemistry and large-scale structure of the Río San Juan metamorphic complex. Lithos, 127 (3) 483-504 doi:10.1016/j.lithos.2011.09.015 | Journal (article/letter/editorial) | | geochemistry and large-scale structure of the Río San Juan metamorphic complex Javier Escuder-Viruete a,⁎, Richard...Caribbean plate a b s t r a c t The Río San Juan metamorphic complex exposes a segment of a high-pressure...geochemical data show that the northern half of the complex is composed of arc- and oceanic-derived units,...exposed in the high-P mélanges of the northern Dominican Republic are exceedingly small. Nevertheless, the...the Jagua Clara mélange exposed in the Río San Juan complex has also attracted attention, due to excellent |  | Escuder-Viruete, Javier, Valverde-Vaquero, Pablo, Rojas-Agramonte, Yamirka, Gabites, Janet, Castillo-Carrión, Mercedes, Pérez-Estaún, Andrés (2013) Timing of deformational events in the Río San Juan complex: Implications for the tectonic controls on the exhumation of high-P rocks in the northern Caribbean subduction–accretionary prism. Lithos, 177. 416-435 doi:10.1016/j.lithos.2013.07.006 | Journal (article/letter/editorial) | | com/locate/lithos Timing of deformational events in the Río San Juan complex: Implications for the tectonic controls...12 July 2013 Keywords: Subduction Accretionary complex High-pressure metamorphism U–Pb and 40Ar/39Ar geochronology...the exhumation of the high-P rocks of the Río San Juan complex in the northern Caribbean subduction–accretionary...ry wedge. In the main structural units of the complex, microtextural analyses were performed to identify...northern Caribbean subduction–accretionary prism (or complex; Fig. 1) represents an important natural laboratory |  | Torró, L., Garcia-Casco, A., Proenza, J.A., Blanco-Quintero, I.F., Gutiérrez-Alonso, G., Lewis, J.F. (2016) High-pressure greenschist to blueschist facies transition in the Maimón Formation (Dominican Republic) suggests mid-Cretaceous subduction of the Early Cretaceous Caribbean arc. Lithos, 266. 309-331 doi:10.1016/j.lithos.2016.10.026 | Journal (article/letter/editorial) | | facies transition in the Maimón Formation (Dominican Republic) suggests mid-Cretaceous subduction of the...facies transition in the Maimón Formation (Dominican Republic) suggests midCretaceous subduction of the...facies transition in the Maimón Formation (Dominican Republic) suggests mid-Cretaceous subduction of the...The Maimón Formation (Cordillera Central, Dominican Republic) is formed of metamorphosed bi- T modal...zone (actinolite + phengite + chlorite + epidote + quartz + albite ± ferri- MA winchite ± stilpnomelane) |  | | Journal (article/letter/editorial) | | s Tectonometamorphic evolution of the Samaná complex, northern Hispaniola: Implications for the burial...paths Caribbean plate a b s t r a c t The Samaná complex exposes a segment of a high-P metasedimentary collisional...allow proposing a tectonothermal evolution of the complex involving three major stages (M1 to M3). M1 metamorphism...ENE-directed folding, thrusting and nappe stacking in the complex, when nappes went sequentially incorporated to...to a growing collisional accretionary complex between the Late Eocene and the earliest Miocene. D2 deformation |  | Torró, Lisard, Proenza, Joaquín A., Marchesi, Claudio, Garcia-Casco, Antonio, Lewis, John F. (2017) Petrogenesis of meta-volcanic rocks from the Maimón Formation (Dominican Republic): Geochemical record of the nascent Greater Antilles paleo-arc. Lithos, 278. 255-273 doi:10.1016/j.lithos.2017.01.031 | Journal (article/letter/editorial) | | meta-volcanic rocks from the Maimón Formation (Dominican Republic): Geochemical record of the nascent Greater...meta-volcanic rocks from the Maimón Formation (Dominican Republic): Geochemical record of the nascent Greater...meta-volcanic rocks from the Maimón Formation (Dominican Republic): Geochemical record of the nascent Greater...located in the Cordillera Central of the T Dominican Republic, are some of the earliest products of the...the core of the Cordillera Central of the Dominican Republic, the Maimón Formation (Fm.) is one of the |  | Torró, Lisard, Proenza, Joaquín A., Rojas-Agramonte, Yamirka, Garcia-Casco, Antonio, Yang, Jin-Hui, Yang, Yue-Heng (2018) Recycling in the subduction factory: Archaean to Permian zircons in the oceanic Cretaceous Caribbean island-arc (Hispaniola) Gondwana Research, 54. 23-37 doi:10.1016/j.gr.2017.09.010 | Journal (article/letter/editorial) | | Albian-Aptian arc-related igneous rocks from the Dominican Republic. The O and Hf systematics of Cretaceous zircons...to judge SC from mineral inclusions (including quartz, orthoclase, muscovite and apatite), 18O (6.16...subducting Proto-Caribbean and/or Pacific slabs. Republic AC 1. Introduction CE Keywords: inherited...recycling, subduction zone, Caribbean island-arc, Dominican Volcanic arcs are sites of intense magmatism...igneous rocks NU from central and eastern Dominican Republic, abundant inherited zircons with a wide spread |  | Lázaro, Concepción, Blanco-Quintero, Idael F., Proenza, Joaquin A., Rojas-Agramonte, Yamirka, Neubauer, Franz, Núñez-Cambra, Kenya, Garcia-Casco, Antonio (2016) Petrogenesis and 40Ar/39Ar dating of proto-forearc crust in the Early Cretaceous Caribbean arc: The La Tinta mélange (eastern Cuba) and its easterly correlation in Hispaniola. International Geology Review, 58 (8) 1020-1040 doi:10.1080/00206814.2015.1118647 | Journal (article/letter/editorial) | | Tinta mélange (based on the Geologic Map of the Republic of Cuba, scale 1:100000, sheet 5376, Instituto...2011a; 2013a, 2013b; for similar findings in the Río San Juan mélange, Hispaniola). However, Early Cretaceous...of the latter, the Güira de Jauco Amphibolite Complex, GJAC), Early to Late Cretaceous volcanic arc sequences...2015). Lázaro et al. (2015) suggested that this complex formed during the inception of a new SW-dipping...volcanic arc of the Caribbean (Figure 1; the Purial complex) underwent HP metamorphism (Boiteau et al. 1972; |  | Lázaro, C., García-Casco, A., Blanco-Quintero, I.F., Rojas-Agramonte, Y., Corsini, M., Proenza, J.A. (2015) Did the Turonian–Coniacian plume pulse trigger subduction initiation in the Northern Caribbean? Constraints from 40Ar/39Ar dating of the Moa-Baracoa metamorphic sole (eastern Cuba) International Geology Review, 57 (5) 919-942 doi:10.1080/00206814.2014.924037 | Journal (article/letter/editorial) | | et al. (2013). The Güira de Jauco Amphibolite Complex (GJAC, eastern Cuba; Figure 2) was recently proposed...Güira de Jauco Amphibolite Complex (based on the Geologic Map of the Republic of Cuba, scale 1:100, 000...cross-section of the Güira de Jauco Amphibolite Complex and adjacent complexes, as indicated in (c). Tertiary...Cretaceous, as documented in the nearby Río San Juan mélange, Dominican Republic (Krebs et al. 2008, 2011; Escuder-Viruete...volcanic arc-related Santo Domingo Fm. and Purial complex (Cobiella 1974; Iturralde-Vinent 1976; Quintas |  | Flores, Kennet E., Martens, Uwe C., Harlow, George E., Brueckner, Hannes K., Pearson, Norman J. (2013) Jadeitite formed during subduction: In situ zircon geochronology constraints from two different tectonic events within the Guatemala Suture Zone. Earth and Planetary Science Letters, 371. 67-81 doi:10.1016/j.epsl.2013.04.015 | Journal (article/letter/editorial) | | ultramafic complex in the Polar Urals (Russia) and the serpentinite mélanges of the Río San Juan complex (Dominican...(Dominican Republic). The data argue for formation of jadeitite within the mantle wedge during active subduction...371–372 (2013) 67–81 Magante Ridge, Río San Juan Complex, Dominican Republic, Schertl et al., 2012). Geochronological...in Guatemala by a tectonically and geologically complex region classically termed the Motagua Suture Zone...Polochic (Polochic– Chixoy; PFS), (b) the Motagua (San Agustín/Cabañas, Jubuco, Cuyamel; MFS), and (c) the |  | Hertwig, Andreas, McClelland, William C., Kitajima, Kouki, Schertl, Hans-Peter, Maresch, Walter V., Stanek, Klaus, Valley, John W., Sergeev, Sergey A. (2016) Inherited igneous zircons in jadeitite predate high-pressure metamorphism and jadeitite formation in the Jagua Clara serpentinite mélange of the Rio San Juan Complex (Dominican Republic) Contributions to Mineralogy and Petrology, 171 (5) doi:10.1007/s00410-016-1256-6 | Journal (article/letter/editorial) | | serpentinite mélange of the Rio San Juan Complex (Dominican Republic) Andreas Hertwig1,2 · William C...serpentinite-matrix mélange in the northern Dominican Republic. In the concordant jadeitite layer, three...Zircon · Geochronology · Oxygen isotopes · Rio San Juan Complex * Andreas Hertwig andreas.hertwig@rub.de...Guatemala; Sierra del Convento, Cuba; Rio San Juan Complex, Dominican Republic), the CircumPacific region (e.g...processes necessary during metasomatic replacement are complex and hence unlikely to have taken place. Unequivocal |  | | Journal (article/letter/editorial) | | serpentinite mélange of the Rio San Juan Complex, Dominican Republic. The mélange represents a fossil...salinity in primary inclusions hosted in jadeite, quartz, apatite and lawsonite range between extremes of...one sample, eight additional fluid inclusions in quartz aligned along grain boundaries yield slightly lower...subduction channel of the Rio operation. CE San Juan intra-oceanic subduction zone at at 30 - 50 km...our study area of the Rio San Juan Complex (RSJC) of the Dominican Republic, where samples can be found |  | Escuder-Viruete, Javier, Andjić, Goran, Baumgartner-Mora, Claudia, Baumgartner, Peter O., Castillo-Carrión, Mercedes, Gabites, Janet (2019) Origin and geodynamic significance of the Siuna Serpentinite Mélange, Northeast Nicaragua: Insights from the large-scale structure, petrology and geochemistry of the ultramafic blocks. Lithos, 340. 1-19 doi:10.1016/j.lithos.2019.05.002 | Journal (article/letter/editorial) | | complexes crop out in the northern coast of the Dominican Republic (Abbott and Draper, RI PT 2013; Escuder-Viruete...late Jurassic-early Cretaceous subduction-related complex that contains diverse blocks of igneous or sedimentary...including parts of the Caribbean Large Igneous Province (CLIP). Therefore, the northern Chortis block...lower mélange includes the Santa Rosa accretionary complex built up of stacks of several oceanic MA tectonic...of fine- to coarse-grained grained turbidite and quartz sandstone. RI PT Rogers et al. (2007) defined |  | Escuder-Viruete, Javier, Joubert, Marc, Abad, Manuel, Pérez-Valera, Fernando, Gabites, Janet (2016) The basaltic volcanism of the Dumisseau Formation in the Sierra de Bahoruco, SW Dominican Republic: A record of the mantle plume-related magmatism of the Caribbean Large Igneous Province. Lithos, 254. 67-83 doi:10.1016/j.lithos.2016.03.013 | Journal (article/letter/editorial) | | Dumisseau Formation in the Sierra de Bahoruco, SW Dominican Republic: A record of the mantle plume-related magmatism...magmatism of the Caribbean Large Igneous Province Javier Escuder-Viruete, Marc Joubert, Manuel Abad, Fernando...Dumisseau Formation in the Sierra de Bahoruco, SW Dominican Republic: A record of the mantle plumerelated magmatism...magmatism of the Caribbean Large Igneous Province, LITHOS (2016), doi: 10.1016/j.lithos.2016.03.013 This...Dumisseau Formation in the Sierra de Bahoruco, SW Dominican Republic: a record of the mantle plume-related magmatism |  | | Journal (article/letter/editorial) | | nepheline (NaAlSiO4 ), albite (NaAlSi3 O8 ), and quartz (SiO2 ). Loring Coes Jr. did synthesize jadeite...nepheline + albite = jadeite and albite = jadeite + quartz awaited the work of Robertson et al. (1957), Birch...dacitic igneous rocks with dominant albite and quartz), was suggested by Coleman (1961, 1980) in connection...), -(Fe3+ ), and -(Mn) species also occur Qz Quartz SiO2 — Rt Rutile TiO2 — Ttn Titanite CaTiSiO5...manner, the Rı́o San Juan complex jadeitites led to the sourcing of many Dominican Republic jades (Knippenberg |  | | Report (chapter) | | phengite-bearing blueschists. A major ultramafic complex, composed of strongly serpentinized peridotite...serpentinized peridotite complex is pelitic, mafic and subordinate magnesian schists, the ‘Complex Crystalline Schists’...schist units and the serpentinized peridotite complex are probably tectonic, but the contacts are mostly...in the Tawmaw area: serpentinized peridotite; complex crystalline schists; Tertiary sandstones; Uru boulder...most extensive unit in the Tawmaw area, after the complex crystalline schists, is serpentinized peridotite |  | | Journal (article/letter/editorial) | | eclogite and associated metapelite from the Chuacús complex (Guatemala Suture Zone): constraints from phase...title: High-pressure evolution of the Chuacús complex Corresponding author mail id :- maldonadovr@gmail...lenses, abundant metapelitic rocks in the Chuacús complex (Guatemala Suture Zone) also preserve evidence...samples reveal that mafic precursors in the Chuacús complex originated in multiple tectono-temporal settings...continental margin of the North American plate (Chuacús complex) beneath the Greater Antilles arc occurred during |  | | Journal (article/letter/editorial) | | extrusion or in a plate boundary zone metamorphic core complex. Our study demonstrates that micro-analytical techniques...comprise garnet + clinopyroxene + rutile ± apatite ± quartz ± zircon (e.g. Fig. 2, Table 1). Rutile is 20–100...cuspate crystals along grain boundaries. In clast C1, quartz is present as <20 μm diameter inclusions in garnet...approaches (Table 2). For clast C1, which contains quartz, we applied the Tomkins et al. (2007) Zr-in-rutile...range). The remaining clasts lack evidence for quartz; for these we followed Weller and St-Onge (2017) |  | | Journal (issue) | | hydrogrossular imitating jade • Pink aventurine quartz with alurgite inclusions • FTIR observations of...Prague, Czech Republic Bangkok, Thailand Timothy Adams Dorrit Jacob Karl Schmetzer San Diego, California... Mary L. Johnson Guanghai Shi Washington, DC San Diego, California Beijing, China Alan T. Collins...natural pearls previously studied, or they contained complex overlapping features that do not conform to the...those observed in natural pearls, or they contain complex overlapping structures that do not correspond with |
|
