 | Blanco-Quintero, I.F., Rojas-Agramonte, Y., García-Casco, A., Kröner, A., Mertz, D.F., Lázaro, C., Blanco-Moreno, J., Renne, P.R. (2011) Timing of subduction and exhumation in a subduction channel: Evidence from slab melts from La Corea Mélange (eastern Cuba) Lithos, 127 (1) 86-100 doi:10.1016/j.lithos.2011.08.009 | Journal (article/letter/editorial) | | Evidence from slab melts from La Corea Mélange (eastern Cuba) I.F. Blanco-Quintero a,⁎, Y. Rojas-Agramonte b...Minero-Metalúrgico, Las Coloradas s/n, 83329-Moa, Cuba e Berkeley Geochronology Center, 2455 Ridge Road...August 2011 Keywords: Young lithosphere SHRIMP zircon dating Ar–Ar Slow exhumation Tonalite La Corea...the La Corea serpentinite-matrix mélange (eastern Cuba) as centimeter- to meter-sized blocks and as concordant...subducting Proto-Caribbean lithosphere. Single zircon (SHRIMP) and phengite 40Ar/ 39Ar age data constrain |  | 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) | | dating of the Moa-Baracoa metamorphic sole (eastern Cuba) a ab ac de f C. Lázaro , A. García-Casco ...dating of the Moa-Baracoa metamorphic sole (eastern Cuba), International Geology Review, DOI: 10.1080/00206814...dating of the Moa-Baracoa metamorphic sole (eastern Cuba) C. Lázaroa*, A. García-Cascoa,b, I.F. Blanco-Quinteroa...metamorphic sole, below the Moa-Baracoa ophiolite (eastern Cuba), contains strongly deformed amphibolites formed...plume. Keywords: ophiolite; metamorphic sole; Ar/Ar; Cuba; Caribbean–Colombian Oceanic Plateau Introduction |  | 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) | | Cretaceous Caribbean arc: The La Tinta mélange (eastern Cuba) and its easterly correlation in Hispaniola Concepción...Cretaceous Caribbean arc: The La Tinta mélange (eastern Cuba) and its easterly correlation in Hispaniola, International...Cretaceous Caribbean arc: The La Tinta mélange (eastern Cuba) and its easterly correlation in Hispaniola Concepción...gInstituto de Geología y Paleontología, Ciudad Habana, Cuba; hInstituto Andaluz de Ciencias de la Tierra, CSIC-Universidad...ultramafic mélange sheet that crops out in eastern Cuba. It is composed of dolerite-derived amphibolite |  | 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) | | serpentinite in high-pressure subduction mélanges (eastern Cuba): implications for subduction initiation J. Cárdenas-Párraga...serpentinite in high-pressure subduction mélanges (eastern Cuba): implications for subduction initiation, International...serpentinite in high-pressure subduction mélanges (eastern Cuba): implications for subduction initiation J. Cárdenas-Párraga...Paleontología, San Miguel del Padrón, Cuba ABSTRACT ARTICLE HISTORY The Sierra del Convento and La Corea mélanges...mélanges (eastern Cuba) are vestiges of a Cretaceous subduction channel in the Caribbean realm. Both mélanges |  | Lázaro, C., Blanco-Quintero, I.F., Marchesi, C., Bosch, D., Rojas-Agramonte, Y., García-Casco, A. (2011) The imprint of subduction fluids on subducted MORB-derived melts (Sierra del Convento Mélange, Cuba) Lithos, 126 (3) 341-354 doi:10.1016/j.lithos.2011.07.011 | Journal (article/letter/editorial) | | on subducted MORB-derived melts (Sierra del Convento Mélange, Cuba) C. Lázaro a,⁎, I.F. Blanco-Quintero...quartz-muscovite rocks from the Sierra del Convento mélange (eastern Cuba) indicate that Proto-Caribbean...the Ms-free tonalites–trondhjemites from Sierra del Convento, that are interpreted as primary slab melts...idea that partial melting processes in the Sierra del Convento subduction channel were triggered by the...(California) and the Sierra del Convento and La Corea serpentinitic mélanges (eastern Cuba), have partial melting |  | Cárdenas-Párraga, Juan, García-Casco, Antonio, Harlow, George E., Blanco-Quintero, Idael Francisco, Agramonte, Yamirka Rojas, Kröner, Alfred (2012) Hydrothermal origin and age of jadeitites from Sierra del Convento Mélange (Eastern Cuba) European Journal of Mineralogy, 24 (2) 313-331 doi:10.1127/0935-1221/2012/0024-2171 | Journal (article/letter/editorial) | | origin and age of jadeitites from Sierra del Convento Mélange (Eastern Cuba) JUAN CÁRDENAS-PÁRRAGA1,*,...Abstract: Jadeitite (jadeite jade) from Sierra del Convento (eastern Cuba) occurs in a subduction-related serpentinite-matrix...titanite, rutile, zircon, and apatite. Oscillatory zoning in jadeite crystals and zircon ages suggest hydrothermal...temperature of jadeite formation higher than 500 C. Zircon 206Pb/238U ages of 107.4 0.5 Ma and 107.8 1...high-temperature, Eastern Cuba, Caribbean. 1. Introduction localities occur in the Sierra del Convento mélange (Garcı́a-Casco |  | Lázaro, C., Blanco-Quintero, I.F., Rojas-Agramonte, Y., Proenza, J.A., Núñez-Cambra, K., García-Casco, A. (2013) First description of a metamorphic sole related to ophiolite obduction in the northern Caribbean: Geochemistry and petrology of the Güira de Jauco Amphibolite complex (eastern Cuba) and tectonic implications. Lithos, 179. 193-210 doi:10.1016/j.lithos.2013.08.019 | Journal (article/letter/editorial) | | the Güira de Jauco Amphibolite complex (eastern Cuba) and tectonic implications C. Lázaro a,⁎, I.F. Blanco-Quintero...y Carretera Central, San Miguel del Padrón, 11000 Ciudad Habana, Cuba f Instituto Andaluz de Ciencias...August 2013 Keywords: Metamorphic sole Amphibolite Cuba, ophiolite Obduction a b s t r a c t The Güira...underlies the Mayarí–Baracoa Ophiolitic Belt (eastern Cuba) and is composed of highly foliated amphibolite...metamorphosed (high P) volcanic-arc terrane of eastern Cuba) suggest that the development of the ophiolite and |  | LÁZARO, C., GARCÍA-CASCO, A., ROJAS AGRAMONTE, Y., KRÖNER, A., NEUBAUER, F., ITURRALDE-VINENT, M. (2009) Fifty-five-million-year history of oceanic subduction and exhumation at the northern edge of the Caribbean plate (Sierra del Convento mélange, Cuba) Journal of Metamorphic Geology, 27 (1) 19-40 doi:10.1111/j.1525-1314.2008.00800.x | Journal (article/letter/editorial) | | northern edge of the Caribbean plate (Sierra del Convento mélange, Cuba) C . L Á Z A R O , 1 A . G A R C...Obispo no. 61, Plaza de Armas, La Habana 10100, Cuba ABSTRACT Petrological and geochronological data...the serpentinitic mélange of the Sierra del Convento (eastern Cuba) indicate counterclockwise P–T paths...amphibolite. A tonalite boulder provides a U-Pb zircon crystallization age of 112.8 ± 1.1 Ma, and Ar ⁄...associated trondhjemite from the Sierra del Convento mélange (eastern Cuba). Petrological and geochemical |  | | Journal (article/letter/editorial) | | slab melts and their residues (Sierra del Convento mélange, eastern Cuba) Concepción Lázaro ⁎, Antonio...low-K trondhjemitic rocks from the Sierra del Convento mélange (Cuba) indicate that oceanic crust underwent...high pressure. Indeed, trondhjemites from Sierra del Convento have some of the geochemical features of...and Sr/Y. However, the trondhjemites from Sierra del Convento are more comparable to acid rocks from Catalina...end, we use the example of the Sierra del Convento mélange (eastern Cuba), where partial melting of a subducting |  | García-Casco, Antonio, Rodríguez Vega, A., Cárdenas Párraga, J., Iturralde-Vinent, M. A., Lázaro, C., Blanco Quintero, I., Rojas Agramonte, Y., Kröner, A., Núñez Cambra, K., Millán, G., Torres-Roldán, R. L., Carrasquilla, S. (2009) A new jadeitite jade locality (Sierra del Convento, Cuba): first report and some petrological and archeological implications. Contributions to Mineralogy and Petrology, 158 (1) 1-16 doi:10.1007/s00410-008-0367-0 | Journal (article/letter/editorial) | | PAPER A new jadeitite jade locality (Sierra del Convento, Cuba): first report and some petrological and...serpentinite-matrix subduction mélange of the Sierra del Convento (eastern Cuba) in a context associated with tectonic...phengite, chlorite, glaucophane, titanite, rutile, zircon, and quartz formed during various stages in their...MineroMetalúrgico, Las Coloradas s/n., Moa 83329, Holguı́n, Cuba J. Cárdenas Párraga C. Lázaro I. Blanco Quintero...Obispo no. 61, Plaza de Armas, 10100 La Habana, Cuba Y. Rojas Agramonte A. Kröner Institut für Geowissenschaften |  | | Journal (article/letter/editorial) | | mélange is distributed in the Caribbean (Guatemala, Cuba, and Dominican Republic), circum-Pacific (Japan...South of Motagua fault, Guatemala 3. Sierra del Convento, Cuba Locality Jadeitite Table 1. Summary...selected localities are described. Abbreviations: Zrn—zircon U-Pb age, Phe—phengite K-Ar (or 40Ar/39Ar) age...reacting interfaces. Oscillatory-zoned hydrothermal zircon in jadeitite yielded ion-microprobe U-Pb ages of...indicate inclusions of jadeite, mica, and fluids in zircon, so the interpretation of the origin of zircons |  | 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) | | Berlin Heidelberg 2016 Abstract This study utilizes zircon SIMS U–Pb dating, REE and trace-element analysis...analysis as well as oxygen isotope ratios of zircon to distinguish jadeite-rich rocks that formed by direct...products of a metasomatic replacement process. Zircon was separated from a concordant jadeitite layer...the concordant jadeitite layer, three groups of zircon domains were distinguished based on both age as...90.6, 97.3, 106.0 Ma) and young (77.6 ± 1.3 Ma). Zircon populations from the blueschist host as well as |  | | Journal (article/letter/editorial) | | paragonite in trondhjemites from the Sierra del Convento mélange, Cuba* ANTONIO GARCÍA-CASCO† Departamento...sn, 18002 Granada, Spain ABSTRACT In the Sierra del Convento mélange peraluminous trondhjemitic-tonalitic...discovered in the subduction-related Sierra del Convento mélange in eastern Cuba (García-Casco 2005). The mélange...during subduction. GEOLOGIC SETTING The Sierra del Convento mélange represents an oceanic subduction...the trondhjemitic-tonalitic melts of the Sierra del Convento. Magmatic paragonite (+ quartz) has a maximum |  | | Journal (article/letter/editorial) | | reaction progress. Finally, the fact that dating of zircon, shown to be of hydrothermal origin, from AC CE...al., 2009). Recent U-Pb age determinations from zircon in jadeitite and related mica-albite rocks yield...distinct nugget effect, as might be due to more zircon or monazite in one aliquot than another. This ...Manzanal (grouping with brown symbols in Figure 1), Sierra de Las Minas (blue symbols), La Palmilla (a major...particularly from the W. Jadeitites and a few from Sierra de Las Minas with REE approaching or exceeding |  | | Journal (article/letter/editorial) | | Tremolite Ca2 (Mg,Fe)5 Si8 O22 (OH)2 — Zrn Zircon ZrSiO4 — www.annualreviews.org • Jadeitites...in eastern Cuba eventually spurred the recognition of the jadeitites of Sierra del Convento (Garcı́a-Casco...occurrences: for example, the Baja Verapaz and Sierra de Santa Cruz ultramafics (ophiolitic) north of...Moa-Barracoa ophiolite north of the Sierra del Convento mélange in eastern Cuba (Garcı́a-Casco et al. 2009)...and in print Zrn: 113 Ma PS PB PB , R Sierra del Convento, Cubac Rı́o San Juan complex, Dominican |  | | Report (chapter) | | implications from structural and geochronological data of Cuba K. P. STANEK1*, W. V. MARESCH2 & J. L. PINDELL3...n. Magmatism ceased at least in onshore central Cuba at about 75 Ma, probably as the southern edge of...metamorphism of high-pressure metamorphic rocks in Cuba cluster at 70 Ma; rapid uplift/ exhumation of these...Bahamas Platform along the Eocene suture zone in Cuba. Between the arc’s interaction with Yucatán and...Caribbean. Although magmatism ceased in central Cuba by 75 Ma, traces of continuing Early Palaeogene |  | | Journal (article/letter/editorial) | | Cruz oph. Sepur foredeep MAYA CB(EK) a Sierra del Convento Los Ranchos E Motagua Valley Jam. A N...ama –90° Bahamas Cub D C B –100° Oriente Cuba Los Pasos/ Mabujina -Co sta SOUTH AMERICA Rica...data (Fu et al. 2009), where refractory garnet or zircon helps to preserve age information on peak or near-peak...reported single cooling age dates back to 118 Ma in Cuba (García-Casco et al. 2006). Although very lowgrade...(e.g. from Sm–Nd, Lu– Hf techniques or from U–Pb zircon dating on anatectic melts in subducted oceanic |  | 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) | | blueschist/greenschist-facies conditions. U–Pb SHRIMP dating on zircon rims (71.3 ± 0.7 Ma) coupled with 40Ar–39Ar analyses...early Maastrichtian. In the Cuaba unit, U–Pb TIMS zircon ages of 89.7 ± 0.1 Ma and 90.1 ± 0.2 Ma obtained...similar. These ages coupled with a U–Pb SHRIMP zircon age of 87 ± 1.8 Ma obtained in a garnet amphibolite...crystallization age of 136.4 ± 0.3 Ma (U–Pb in zircon), 418 J. Escuder-Viruete et al. / Lithos 177...peridotite massifs: GH, Gaspar Hernández; LC, Loma del Catey; LM, Loma El Morrito; EH, Helechal. Locations: |  | | Report (chapter) | | described jadeitite from the Sierra del Convento region of eastern Cuba. Maresch et al. (2012) presented...possible occurrence in the Escambray area of central Cuba, briefly mentioned by Millán & Somin (1981). The...might have come from more distant sources such as Cuba or Guatemala (Harlow 1994; Seitz et al. 2001; Harlow...grains of anhedral titanite up to 200 µm in size and zircon. Sample 31102 is another artefact lacking any preferred...titanite, albite-filling interstices and analcime; zircon forms columnar crystals and often inclusions in |  | 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) | | com/locate/epsl Jadeitite formed during subduction: In situ zircon geochronology constraints from two different tectonic...subject needing further attention. Over 80 in situ zircon crystals from three jadeitites and two mica–albite...crystallization. The SHRIMP-RG and LAM-ICP-MS U–Pb dates from zircon indicate that jadeitites and mica–albite rocks...rights reserved. Keywords: Guatemala jadeitite zircon U–Pb dating serpentinite mélange fluid precipitation...et al., 2012). Abbreviations for the main units: Sierra de Santa Cruz ophiolite (SSC), Baja Verapaz ophiolite |  | | Journal (article/letter/editorial) | | jadeite (Shi et al., 2012; Wang et al., 2012); in Cuba earlier jadeite veins have been infiltrated by fluids...such as rutile, ilmenite, titanite, apatite or zircon – which may be useful to infer the origin of the...glaucophane jadeitite with accessory rutile and zircon. 639 are garnet-bearing omphacitites and garnetites...allanite, rutile, ilmenite, titanite, pyrite, apatite, zircon. In addition, albite, titanite, analcime, actinolite...(TC6-1/3 from Valgrana-Tetto Chiapello, Cuneo Province, northern Italy) with a typical pseudomorph of |  | Schertl, Hans -Peter, Maresch, Walter V., Stanek, Klaus P., Hertwig, Andreas, Krebs, Martin, Baese, Rauno, Sergeev, Sergey S. (2012) New occurrences of jadeitite, jadeite quartzite and jadeite-lawsonite quartzite in the Dominican Republic, Hispaniola: petrological and geochronological overview. European Journal of Mineralogy, 24 (2) 199-216 doi:10.1127/0935-1221/2012/0024-2201 | Journal (article/letter/editorial) | | glaucophane, epidote, albite, calcite, titanite and zircon. Apatite and pumpellyite have only been identified...images show oscillatory zoning patterns in jadeite, zircon, apatite and calcite; this is evidence for crystallization...such as jadeite and omphacite, indicating coeval zircon growth. The cores of the zircons yield ages of...subduction zone exposed in neighbouring eastern Cuba, are possible. Jadeitites and jadeite-rich rocks...rare high-temperature jadeitite as documented in Cuba. Key-words: Rio San Juan Complex, jadeitite, blueschist |  | Pujol-Solà, Núria, Proenza, Joaquín, Garcia-Casco, Antonio, González-Jiménez, José, Andreazini, Aleu, Melgarejo, Joan, Gervilla, Fernando (2018) An Alternative Scenario on the Origin of Ultra-High Pressure (UHP) and Super-Reduced (SuR) Minerals in Ophiolitic Chromitites: A Case Study from the Mercedita Deposit (Eastern Cuba). Minerals, 8 (10). 433pp. doi:10.3390/min8100433 | Journal (article/letter/editorial) | | A Case Study from the Mercedita Deposit (Eastern Cuba) Núria Pujol-Solà 1, *, Joaquín A. Proenza 1 , Antonio...super-reducing conditions; chromitites; ophiolites; Cuba Minerals 2018, 8, 433; doi:10.3390/min8100433 ...typically form in the continental crust, e.g., zircon, quartz, K-feldspar, almandine, andalusite, apatite...from the Mercedita chromitite deposit, in eastern Cuba. This mineral assemblage, which occurs with con...Mercedita chromitite deposit is located in eastern Cuba (Figure 1a), part of the Mayarí-Baracoa ophiolitic |  | Shi, Guanghai, Harlow, George E., Wang, Jing, Wang, Jun, Enoch, N.G., Wang, Xia, Cao, Shu Min, Enyuancui, W. (2012) Mineralogy of jadeitite and related rocks from Myanmar: a review with new data. European Journal of Mineralogy, 24 (2) 345-370 doi:10.1127/0935-1221/2012/0024-2190 | Journal (article/letter/editorial) | | shiguanghai@263.net.cn; shigh@cugb.edu.cn 3 Guangdong Province Material Testing Center, Guangzhou 510080, PR...grossular, uvarovite, allanite, phlogopite, cymrite, zircon, graphite, quartz, diaspore, kaolinite, pyrite...the jadeitite and the history of the mélange. Zircon crystals occurring in the Jade Tract jadeitites...et al., 2008). There are two important groups of zircon grains with different interior characteristics...Pct Phl Rct Thm Thm-Sr Ttn Uv Ves Winchite Wnc Zircon Zrn NaFeSi2O6 NaAlSi3O8 Ca(REE,Ca)Al2(Fe2þ,Fe3þ) |  | | Report (chapter) | | 2016 Emplacement of the northern ophiolites of Cuba and the Campanian –Eocene geological history of...Geology, University of Pinar del Rio, Marti #270, Pinar del Rio 20100, Cuba (e-mail: jcobiella@geo.upr...volcanic arc magmatism ceased along Cuba. From Late Campanian to Danian, Cuba and its surroundings were a collision...In the Danian the almost east– west trending SE Cuba–Cayman Ridge –Hispaniola? volcanic arc was born...western and central Cuba. During the orogeny the northern ophiolite belt of Cuba and the Cretaceous volcanic |
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