 | 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 |  | | 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, 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 |  | Cárdenas-Párraga, J., García-Casco, A., Proenza, J. A., Harlow, G. E., Blanco-Quintero, I. F., Lázaro, C., Villanova-de-Benavent, Cristina, Núñez Cambra, K. (2017) Trace-element geochemistry of transform-fault serpentinite in high-pressure subduction mélanges (eastern Cuba): implications for subduction initiation. International Geology Review, 59 (16) 2041-2064 doi:10.1080/00206814.2017.1308843 | Journal (article/letter/editorial) | | Colombia; fInstituto de Geología y Paleontología, San Miguel del Padrón, Cuba ABSTRACT ARTICLE HISTORY...assemblages are mainly formed by antigorite, lizardite, and chlorite, with local minor talc, tremolite...presence of anthophyllite and the replacements of lizardite by antigorite indicate a metamorphic evolution...(North America; e.g. Ernst 2016), Río San Juan (the Dominican Republic; Krebs et al. 2008, 2011), and the...al. 2015; Li et al. 2015). As a result of this complex evolving scenario, serpentinites exhumed in suture |  | | Journal (article/letter/editorial) | | basalts in the Puerto Plata ophiolitic complex, Dominican Republic: Implications for the birth of the Caribbean...t The Lower Cretaceous Puerto Plata ophiolitic complex (PPC) occurs west of the main collisional suture...and North American plates in the northern Dominican Republic, and imposes important constraints on the...volcanic rocks of the Los Ranchos Fm and Cacheal complex have comparable IAT geochemical and isotopic signatures...Antilles orogenic belt. The Puerto Plata ophiolitic complex (PPC) occupies a key position in the Hispaniola |  | 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; |  | 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) | | rocks, relics of bastite and mesh textures of lizardite are replaced by antigorite blades and overprinted...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 |  | | Journal (article/letter/editorial) | | principally of serpentine minerals (antigorite and/or lizardite) typically formed from the hydration of peridotite...Kyanite AlSi2 O5 High-pressure polymorph Lz Lizardite Mg3 Si2 O5 (OH)4 Serpentine group; stable at...manner, the Rı́o San Juan complex jadeitites led to the sourcing of many Dominican Republic jades (Knippenberg...have been tracked to the Monviso metaophiolite complex, western Italian Alps, Italy (e.g., Compagnoni...Arroyo Sabana and Jagua Clara mélanges in the Dominican Republic (Draper et al. 1991, Schertl et al. 2012) |  | | 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 |
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