| CĂĄrdenas-PĂĄrraga, Juan, GarcĂa-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 MĂ©lange (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 MeÌlange (Eastern Cuba) JUAN CAÌRDENAS-PAÌRRAGA1,*,...Abstract: Jadeitite (jadeite jade) from Sierra del Convento (eastern Cuba) occurs in a subduction-related serpentinite-matrix...inclusions and omphacite exsolution in jadeite crystals, as well as replacement or infilling by omphacite. Minor...environment. Late-stage crystallizations include omphacite, albite and epidote from fluids nearly saturated...high-temperature, Eastern Cuba, Caribbean. 1. Introduction localities occur in the Sierra del Convento meÌlange (GarcıÌa-Casco | | GarcĂa-Casco, Antonio, RodrĂguez Vega, A., CĂĄrdenas PĂĄrraga, J., Iturralde-Vinent, M. A., LĂĄzaro, C., Blanco Quintero, I., Rojas Agramonte, Y., Kröner, A., NĂșñez Cambra, K., MillĂĄn, G., Torres-RoldĂĄn, 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 meÌlange of the Sierra del Convento (eastern Cuba) in a context associated with tectonic...are varied and include combinations of jadeite, omphacite, albite, paragonite, analcime, clinozoisite-epidote...MineroMetaluÌrgico, Las Coloradas s/n., Moa 83329, HolguıÌn, Cuba J. CaÌrdenas PaÌrraga C. LaÌzaro I. Blanco Quintero...Obispo no. 61, Plaza de Armas, 10100 La Habana, Cuba Y. Rojas Agramonte A. KroÌner Institut fuÌr Geowissenschaften | | | Journal (article/letter/editorial) | meÌlange 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...HP-LT conditions, including garnet amphibolite, omphacite-taramite-zoisite rock, albitite, phengiticmuscovite...lower P-T trajectory with garnets containing both omphacite and clinozoisite and interpreted P-T of 550â600...125â113 Ma (Harlow et al., 2004). 2.3. Sierra del Convento, Cuba 2.2. South of Motagua fault, Guatemala | | | Journal (article/letter/editorial) | clinozoisite-eclogite, and jadeitite, albitite, mica rock, and omphacite-taramite TE rock (Harlow, 1994, Harlow et al...mica albite rock, etc.) RI as well as taramite omphacite rocks, chloritite and rarely garnet metabasite...occasional dark blue-green veins colored by blue omphacite (Harlow et al., 2004b). Coexisting lithologies...blueschist-altered eclogite, lawsonitite, glaucophane-omphacite rock, garnet-quartz-phengite schist, and graphite-bearing...Coexisting tectonic blocks in the area SC are omphacite-glaucophane blueschist and epidote-amphibolite | | 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 mĂ©lange 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) | of the Motagua Fault Zone, Guatemala; Sierra del Convento, Cuba; Rio San Juan Complex, Dominican Republic)...Zone (Harlow 1994; Harlow et al. 2011), Sierra del Convento (GarcĂa-Casco et al. 2009; CĂĄrdenas-PĂĄrraga...for zircon from the jadeitites of the Sierra del Convento in Cuba (hydrothermal zircon, CĂĄrdenas-PĂĄrraga...high-pressure metamorphic rocks including garnet-omphacite blueschists, jadeite-lawsonite blueschists, both...their PâT paths (all clockwise): PâT paths of omphacite-free and jadeite-lawsonite blueschists follow | | | Journal (article/letter/editorial) | K)AlSiO4 â Ol Olivine (Mg,Fe)2 SiO4 â Omp Omphacite Ideally (CaNa)[(Mg,Fe)Al](Si2 O6 )2 Pyroxene...in eastern Cuba eventually spurred the recognition of the jadeitites of Sierra del Convento (GarcıÌa-Casco...occurrences: for example, the Baja Verapaz and Sierra de Santa Cruz ultramaïŹcs (ophiolitic) north of...Moa-Barracoa ophiolite north of the Sierra del Convento meÌlange in eastern Cuba (GarcıÌa-Casco et al. 2009)...and in print Zrn: 113 Ma PS PB PB , R Sierra del Convento, Cubac RıÌo San Juan complex, Dominican | | | Journal (article/letter/editorial) | mostly consisting of jadeite, ââomphacite jadeââ mostly consisting of omphacite (Ou Yang, 2006; Ou Yang et...compositions, pure jadeite and tiny exsolution blebs of omphacite within jadeite (Fig. 2b), the composition of which...an association of Napyroxenes with jadeite and omphacite compositions both showing a complex zoning (Fig...where pure jadeite contains exsolution blebs of omphacite. (online version in colour) eschweizerbart_xxx...coexisting, plotting in the fields of jadeite and omphacite, respectively. (online version in colour) Fig | | Maresch, Walter V., Grevel, Christiane, Stanek, Klaus Peter, Schertl, Hans-Peter, Carpenter, Michael A. (2012) Multiple growth mechanisms of jadeite in Cuban metabasite. European Journal of Mineralogy, 24 (2) 217-235 doi:10.1127/0935-1221/2012/0024-2179 | Journal (article/letter/editorial) | subduction-zone complex of the Escambray Massif in central Cuba have been studied by optical and transmission electron...jadeite, the latter with rims and patches of omphacite. TEM observations indicate extensive replacement...replacement of magmatic pyroxene by jadeite and omphacite along a broad front encroaching upon the augite...presumably plagioclase was formerly present. Omphacite dominates where augite is internally replaced...are replaced by jadeite together with lesser omphacite in epitactic relationship with the enclosing augite | | | Report (chapter) | of pyroxenes rich in this component (as in the omphacite common in eclogite), called for high-pressureâlow-temperature...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, brieïŹy mentioned by MillĂĄn & Somin (1981). The...might have come from more distant sources such as Cuba or Guatemala (Harlow 1994; Seitz et al. 2001; Harlow...well as jadeite-rich albite rocks, jadeite-rich omphacite rocks and rare pumpellyite-bearing jadeite-rich | | 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) | thickness in blocks of jadeitelawsonite- or omphacite-garnetbearing blueschist of the meÌlange. Two...important phases so far found in both suites are omphacite, phengite, glaucophane, epidote, albite, calcite...high-pressure matrix minerals such as jadeite and omphacite, indicating coeval zircon growth. The cores 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 | | 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...species, including jadeite, omphacite, kosmochlor, Cr-bearing jadeite-omphacite, albite, celsian, banalsite...newly reported here. Amphiboles, kosmochlor and omphacite formed closely related to the paragenetic sequence...jadeite, and the clinopyroxene in mafic rock by omphacite. Relict ilmenite replaced by titanite in omphacitite...species of amphibole, terrestrial kosmochlor and omphacite (Ou Yang, 1984; Harlow & Olds, 1987; Shi et al | | | Journal (article/letter/editorial) | associated with albitite and omphaciteâbearing rocks such as omphaciteâbearing metagabbros and omphacitite...facies metamorphism according to the occurrence of omphacite and magnesioâriebeckite (Nishiyama and Miyazaki...scientiïŹc research can be donated by the authors. Omphaciteâbearing rocks occur also in the Mie mĂ©lange and...metaâhornblendite, albitite, zoisite rock, rodingite, omphaciteâbearing metagabbro, omphacitite, and jadeitite...in a very limited area together with albitite, omphaciteâbearing metagabbro and omphacitite (Nishiyama | | 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) | et al., 2012). Abbreviations for the main units: Sierra de Santa Cruz ophiolite (SSC), Baja Verapaz ophiolite...serpentinite mĂ©lange that hosts garnet amphibolite, omphaciteâtaramite metabasite, jadeitite, albitite, and...lesser amounts of paragonite (Pg), phengite (Ph), omphacite (Omp), albite (Ab), minor zircon (Zrn), apatite...Monâmonazite, MsâMuscovite, Neânepheline, Ompâomphacite, Pgâparagonite, Phâ phengitic muscovite, Phlâphlogopite...Omp is unaffected. Zircons are contained within omphacite and albite and contain Omp and ïŹuid inclusions | | Escuder-Viruete, Javier, Valverde-Vaquero, Pablo, Rojas-Agramonte, Yamirka, Gabites, Janet, Castillo-CarriĂłn, Mercedes, PĂ©rez-EstaĂșn, AndrĂ©s (2013) Timing of deformational events in the RĂo San Juan complex: Implications for the tectonic controls on the exhumation of high-P rocks in the northern Caribbean subductionâaccretionary prism. Lithos, 177. 416-435 doi:10.1016/j.lithos.2013.07.006 | Journal (article/letter/editorial) | peridotite massifs: GH, Gaspar HernĂĄndez; LC, Loma del Catey; LM, Loma El Morrito; EH, Helechal. Locations:...porphyroblasts growing in an S1J foliation with omphacite, zoisite, rare phengite and rutile deïŹne an M1J...(2008) for the same eclogite and one sample of omphaciteâblueschist, respectively. These authors also obtain...5, 80.3 ± 1.1 and 62.1 ± 1.4 Ma for eclogite, omphacite blueschist and jadeite blueschist, respectively...subduction-related Mabujina Amphibolite Complex, Central Cuba. For these authors, the Precambrian ages suggest | | Wen, Jiabao, Shi, Guanghai, Xing, Biqian, Long, Taafee, Zhang, Jinhong (2023) Unique Interstitial Textures within Coarse-Grained Jadeitite from Kazakhstan and Their Significance in Locality Identification. Minerals, 13 (4) 513 doi:10.3390/min13040513 | Journal (article/letter/editorial) | crystals, minor omphacite, and little analcime, and Type II, comprising mainly omphacite and analcime,...northern Motagua Fault Zone in Guatemala [1â3], Cuba [4], Dominica [5], Japan (ItoigawaâOmi [6], Osayama...this location is jadeite + albite + analcime + omphacite, which can be found in block and water drop shapes...(Type I) and jadejadeiteâomphaciteâanalcime domains (Type II). iteâomphaciteâanalcime domains (Type II)...predominately of jadeite crystals (~90 vol.%), minor omphacite (~9I MTDs vol.%) consists and analcime (~1 vol | | | Journal (article/letter/editorial) | conditions of selected jadeitites from Guatemala, Cuba, Iran, Dominican Republic, and Italian Alps (modiïŹed...Southern Motagua MĂ©lange (Guatemala); SC, Sierra del Convento (Cuba); IR, Iran; RSJC, Rio San Juan Complex...taramiteâjadeitite; 2CpxâJD, two pyroxene ( jadeite + omphacite) jadeitite; KyâJD, kyaniteâjadeitite. P and E...as the compositional gap between jadeite and omphacite are another index to assess temperature. Harlow...amphibole, two coexisting pyroxenes ( jadeite + omphacite), and kyanite, they deïŹned ïŹve mineralogical types; | | Stanek, Klaus P., Maresch, Walter V., Scherer, Erik, Krebs, Martin, Berndt, Jasper, Sergeev, Sergey S., Rodionov, Nikolay, PfĂ€nder, Jörg, Hames, Willis E. (2019) Born in the Pacific and raised in the Caribbean: construction of the Escambray nappe stack, central Cuba. A review. European Journal of Mineralogy, 31 (1) 5-34 doi:10.1127/ejm/2019/0031-2795 | Journal (article/letter/editorial) | construction of the Escambray nappe stack, central Cuba. A review Klaus P. STANEK1,*, Walter V. MARESCH2... USA Abstract: The Escambray Massif of central Cuba is the largest metamorphic complex exposed in the...metamorphism; LuâHf, UâPb and ArâAr geochronology; Cuba. 1. Introduction 1.1. Regional setting of subduction-related... but collisional features are best preserved on Cuba. The subduction-related metamorphic rocks shown...central Cuba: a case study The nappe stack exposed in the Escambray Mountains (Fig. 1b) of Cuba represents | | | 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 arcâs interaction with YucataÌn and...Caribbean. Although magmatism ceased in central Cuba by 75 Ma, traces of continuing Early Palaeogene | | Hastie, Alan R., Mitchell, Simon F., Treloar, Peter J., Kerr, Andrew C., Neill, Iain, Barfod, Dan N. (2013) Geochemical components in a Cretaceous island arc: The Th/Laâ(Ce/Ce*)Nd diagram and implications for subduction initiation in the inter-American region. Lithos, 162. 57-69 doi:10.1016/j.lithos.2012.12.001 | Journal (article/letter/editorial) | to the east to form the Greater Antilles islands (Cuba, Jamaica, Hispaniola, Puerto Rico and the Virgin...AlbianâConiacian QuibijĂĄn and TĂ©neme Formations, Cuba (Groups 3T and 3Q1 â Marchesi et al., 2007); (6)...phengiteâomphaciteâwhole rock metamorphic age determination of 118.2 ± 0.6 Ma for an eclogite from Cuba. Pindell...(2011) suggested that subduction initiation in the Cuba region would have occurred prior to ~ 130 Ma. Similarly...on modelled PâTât paths in the Sierra del Convento mĂ©lange, Eastern Cuba. Many of the PâTât paths are based | | Harlow, George E., Summerhayes, Glenn R., Davies, Hugh L., Matisoo-Smith, Lisa (2012) jade gouge from Emirau Island, Papua New Guinea (Early Lapita context, 3300 BP): a unique jadeitite. European Journal of Mineralogy, 24 (2) 391-399 doi:10.1127/0935-1221/2012/0024-2175 | Journal (article/letter/editorial) | Jd94Ae6 to Jd63Ae36, and without any coexisting omphacite. This contrasts with Jd-Di or Jd-Aug compositional...sources moving over recent time from Guatemala to Cuba and Hispaniola (GarcıÌa-Casco et al., 2009, Schertl...Islands, Sepik valley and Torare River. Ireland Province, Papua New Guinea (Fig. 1), a small green stone...Matisoo-Smith Ae Aegirine Aegirine Augite J 8016 Omphacite S- DEI Ec g Augite a d e i t e 5019...Papua Indonesia, of Wichmann (Visser, 2004), omphacite from eclogite samples 8016 (a line), 5019 (dashed | | Yui, Tzen-Fu, Fukoyama, Mayuko, Iizuka, Yoshiyuki, Wu, Chao-Ming, Wu, Tsai-Way, Liou, J.G., Grove, Marty (2013) Is Myanmar jadeitite of Jurassic age? A result from incompletely recrystallized inherited zircon. Lithos, 160. 268-282 doi:10.1016/j.lithos.2012.12.011 | Journal (article/letter/editorial) | (Burma) can be divided into the Western province and the Eastern province, separated by the Sagaing fault (Fig...The Western province is also named as the Burma microplate, whereas the Eastern province is part of the...onshore along the western margin of the Western province (the Burma microplate) marks the presently active...subduction system (Mitchell, 1993). The Eastern province of Myanmar is composed of the Paleozoic Mogok...prominent metamorphic belts within the Western province (Fig. 1). These three metamorphic belts, from | | GOTO, Atsushi, KUNUGIZA, Keitaro, MIYAJIMA, Hiroshi (2017) Phase relation in the NaAlSiO4âSiO2âH2O system for the hydrothermal precipitation of jadeite, albite, natrolite, and analcime in jadeitite of the ItoigawaâOmi area, Japan. Journal of Mineralogical and Petrological Sciences, 112 (5) 271-280 doi:10.2465/jmps.170402b | Journal (article/letter/editorial) | jadeitite has been reported in other localities such as Cuba (e.g., CĂĄrdenasâPĂĄrraga et al., 2012), Myanmar (e...based on the presence of large amphibole laths in omphaciteâbearing jadeitite. The details of the hydrothermal...can see a sample composed of serpentinite and omphacite jadeitite in the Fossa Magna Museum (Fig. 3)...Morishita et al., 2007). Jadeitite rarely contains omphacite, phlogopite, edenitic pargasite, titanite, rutile...jadeitite. zircon, pectolite, and prehnite. Omphacite occurs as patches of ïŹneâgrained aggregates, and | | Hyppolito, Thais, Angiboust, Samuel, Juliani, Caetano, Glodny, Johannes, Garcia-Casco, Antonio, CalderĂłn, Mauricio, Chopin, Christian (2016) Eclogite-, amphibolite- and blueschist-facies rocks from Diego de Almagro Island (Patagonia): Episodic accretion and thermal evolution of the Chilean subduction interface during the Cretaceous. Lithos, 264. 422-440 doi:10.1016/j.lithos.2016.09.001 | Journal (article/letter/editorial) | intergrows replacing omphacite D inclusions in garnet II, and relict omphacite (XJd45) included in edenitic-pargasitic...epidote, and phengite (Fig. 3a-d) ± diopside, ± omphacite, ± glaucophane, actinolite, ± chloritoid and ±...inclusions (+ albite) within garnet mantles (Fig. 3a). Omphacite can be rarely observed as relics within hornblende...(Alm48Prp4Grs43Sps4). CE P Clinopyroxene with omphacite compositions (XJd31-XJd45, Mg# = 0.64-0.76) is...aegirine molecule is minor (Aeg0-Aeg10) (Table A.1). Omphacite was not observed enclosed in garnet grains in | | | Journal (article/letter/editorial) | from the Motagua fault zone in Guatemala through Cuba SC RI PT towards the Dominican Republic (GarcĂa-Gasco...was reached at ca. 70 Ma. Various garnet- and omphacite-bearing blueschist blocks show clockwise P-T-t...filling of veins in combination with carbonates. Omphacite often constitutes either cores in or overgrowths...abundant in the matrix-quartz-free rock suite, omphacite, epidote-group minerals, and calcite. Extensive...and accessory minerals are albite, phengite, omphacite, glaucophane, and titanite. The second matrix-quartz-free | | CHAPMAN, A. D., LUFFI, P. I., SALEEBY, J. B., PETERSEN, S. (2011) Metamorphic evolution, partial melting and rapid exhumation above an ancient flat slab: insights from the San Emigdio Schist, southern California. Journal of Metamorphic Geology, 29 (6) 601-626 doi:10.1111/j.1525-1314.2011.00932.x | Journal (article/letter/editorial) | and Sierra de Salinas schists of southern California were underplated beneath the southern Sierra Nevada...temperatures and partial melting in San Emigdio and Sierra de Salinas schists, inverted metamorphism in the...high-temperature Pelona, Orocopia, Rand, San Emigdio and Sierra de Salinas schist (collectively referred to as...schist was underplated directly beneath the southern Sierra Nevada batholith (SNB) and the once contiguous...conjugate massif to the Shatsky Rise, a large igneous province (LIP) 2000 km south-east of Japan (Saleeby, 2003; |
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