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Lawsonite from
Sierra del Convento, GuantĂĄnamo Province, Cuba


Locality type:Sierra
Classification
Species:Lawsonite
Formula:CaAl2(Si2O7)(OH)2 · H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Lawsonite data
Locality Data:Click here to view Sierra del Convento, GuantĂĄnamo Province, Cuba
Data Identifiers
Mindat Occurrence Record ID:1311584
Long-form Identifier:1:3:1311584:3
GUID (UUID V4):33aa9735-ccea-45ff-a5c5-79467b2ff833
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
Evidence from slab melts from La Corea MĂ©lange (eastern Cuba) I.F. Blanco-Quintero a,⁎, Y. Rojas-Agramonte b...Minero-MetalĂșrgico, Las Coloradas s/n, 83329-Moa, Cuba e Berkeley Geochronology Center, 2455 Ridge Road...the La Corea serpentinite-matrix mĂ©lange (eastern Cuba) as centimeter- to meter-sized blocks and as concordant...2008a; LĂĄzaro et al., 2009). In eastern Cuba, the Sierra del Convento and the La Corea mĂ©langes (Fig. 1b)...provided a comprehensive P–T–t path for the Sierra del Convento mĂ©lange. The data presented by LĂĄzaro et
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
Journal (article/letter/editorial)
serpentinite in high-pressure subduction mélanges (eastern Cuba): implications for subduction initiation J. Cårdenas-Pårraga...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. Cårdenas-Pårraga...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
Journal (article/letter/editorial)
slab melts and their residues (Sierra del Convento mĂ©lange, eastern Cuba) ConcepciĂłn LĂĄzaro ⁎, Antonio...low-K trondhjemitic rocks from the Sierra del Convento mĂ©lange (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 mĂ©lange (eastern Cuba), where partial melting of a subducting
Journal (article/letter/editorial)
on subducted MORB-derived melts (Sierra del Convento MĂ©lange, Cuba) C. LĂĄzaro a,⁎, I.F. Blanco-Quintero...quartz-muscovite rocks from the Sierra del Convento mĂ©lange (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 mĂ©langes (eastern Cuba), have partial melting
Journal (article/letter/editorial)
subduction environment (La Corea and Sierra del Convento mélanges, eastern Cuba) Idael Francisco Blanco-Quintero...quartzmuscovite rocks from Sierra del Convento and La Corea mélanges (eastern Cuba), as well as mineralogy...Trondhjemite  Phengite  Subduction channel  Eastern Cuba  Caribbean plate Introduction Communicated by...mélanges occurring in eastern Cuba (La Corea and Sierra del Convento) show abundant evidence for fluid...mélanges are located in the Sierra del Cristal (La Corea) and the Sierra del Convento (Fig. 1a). The La Corea
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...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...y Carretera Central, San Miguel del Padrón, 11000 Ciudad Habana, Cuba P–T evolution. Field relationships
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...rare clinozoisite-paragonite pseudomorphs after lawsonite, recording the increase in temperature. The eclogitic...125–113 Ma (Harlow et al., 2004). 2.3. Sierra del Convento, Cuba 2.2. South of Motagua fault, Guatemala...jadeitite locality has been reported from eastern Cuba (Garcı́a-Casco et al., 2009; Cárdenas-Párraga
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...high-temperature, Eastern Cuba, Caribbean. 1. Introduction localities occur in the Sierra del Convento mélange (Garcı́a-Casco...(Garcı́a-Casco et al., 2009) in Cuba, Sorkhan, Iran (Oberhänsli et al., 2007) and Rı́o San Juan mélange...Maresch et al., 2008). In the Sierra del Convento mélange, eastern Cuba (Fig. 1b, c) tectonic blocks
Journal (article/letter/editorial)
paragonite in trondhjemites from the Sierra del Convento mĂ©lange, Cuba* ANTONIO GARCÍA-CASCO† Departamento...sn, 18002 Granada, Spain ABSTRACT In the Sierra del Convento mĂ©lange peraluminous trondhjemitic-tonalitic...discovered in the subduction-related Sierra del Convento mĂ©lange in eastern Cuba (GarcĂ­a-Casco 2005). The mĂ©lange...during subduction. GEOLOGIC SETTING The Sierra del Convento mĂ©lange represents an oceanic subduction...albite, clinozoisite, paragonite, and, locally lawsonite. Magmatic epidote shows fine-grained overgrowths
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...associated trondhjemite from the Sierra del Convento mélange (eastern Cuba). Petrological and geochemical...(Yucatan) block. All these terranes are well exposed in Cuba (Fig. 2a). The oceanic material includes the northern
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... jadeitite can occur as concordant layers in lawsonite blueschist (Schertl et al. 2012), allowing direct...including garnet-omphacite blueschists, jadeite-lawsonite blueschists, both sodiumamphibole-bearing and
Journal (article/letter/editorial)
Serpentine group; stable at lower temperatures Lws Lawsonite CaAl2 Si2 O7 (OH)2 ‱H2 O — Ms Muscovite KAl(AlSi3...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 ultramaïŹcs (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
Journal (article/letter/editorial)
the South Motagua MĂ©lange (SMM) unit includes lawsonite eclogite, glaucophane-bearing metabasites, and...often contains conspicuous phengitic muscovite or lawsonite crystals, commonly with inclusions of jadeite...et al., 2004b). Coexisting lithologies include lawsonite eclogite, blueschist-altered eclogite, lawsonitite...chloritite, and the associated lithologies are lawsonite blueschist and a partially AC CE P amphibolitized-chloritized...Manzanal (grouping with brown symbols in Figure 1), Sierra de Las Minas (blue symbols), La Palmilla (a major
Report (chapter)
known from the RSJC. Two artefacts are jadeite–lawsonite rocks. These and the two blueschists show only...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, brieïŹ‚y 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...jadeitite sensu stricto to rocks containing jadeite, lawsonite and quartz in varying proportions. The quartz-bearing
Journal (article/letter/editorial)
jadeite (Shi et al., 2012; Wang et al., 2012); in Cuba earlier jadeite veins have been infiltrated by fluids...components, such as glaucophane, white micas, and lawsonite or its retrogression pseudomorphs, or accessory...porphyroblastic lawsonite (Fig. 9a): e.g., garnet omphacitite with pseudomorphs after lawsonite. Since these...Phe), glaucophane, epidote (Zo and CZo), quartz, lawsonite or its pseudomorphs, phlogopite, allanite, rutile...(TC6-1/3 from Valgrana-Tetto Chiapello, Cuneo Province, northern Italy) with a typical pseudomorph of
Journal (article/letter/editorial)
occurrences of jadeitite, jadeite quartzite and jadeite-lawsonite quartzite in the Dominican Republic, Hispaniola:...veins of cm to dm thickness in blocks of jadeitelawsonite- or omphacite-garnetbearing blueschist of the...quartzite (JQ), jadeite-lawsonite quartzite (JLQ) and jadeite-free lawsonite quartzite (LQ). The second...subduction zone exposed in neighbouring eastern Cuba, are possible. Jadeitites and jadeite-rich rocks...occurrence world-wide where jadeitite with both lawsonite and quartz appears to be common. Further evidence
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...reported single cooling age dates back to 118 Ma in Cuba (García-Casco et al. 2006). Although very lowgrade...minimum age of subduction initiation in eastern Cuba of 119 Ma based on zircon ages in trondhjemite of...anatexis of subducted oceanic crust as in eastern Cuba. Zircons from these gneisses yield U–Pb ages between
Journal (article/letter/editorial)
subduction-zone complex of the Escambray Massif in central Cuba have been studied by optical and transmission electron...pyroxene topotaxy, pyroxene epitaxy, Escambray Massif, Cuba. 1. Introduction Schertl et al., 2007, 2008; Garcı́a-Casco...described occurrences. Recent findings in Iran, Cuba and Hispaniola can be added to this still very short...description of the new Cuban occurrences in eastern Cuba, Garcı́a-Casco et al. (2009) also point to a short...river deposits of the Escambray Massif in central Cuba by Millán & Somin (1981), suggesting that this
Journal (article/letter/editorial)
et al., 2012). Abbreviations for the main units: Sierra de Santa Cruz ophiolite (SSC), Baja Verapaz ophiolite...Motagua MĂ©lange (SMM; south of the MFS) include lawsonite eclogite, blueschist, and jadeitite that record...overlap those calculated for the formation of lawsonite-absent jadeitites from SMM, such as MVE02-8-6...Juan Complex, Dominican Republic Sierra del Convento MĂ©lange, Cuba PT conditions Key references (a)...hosting mĂ©lange. Jadeitite from Sierra del Convento in eastern Cuba is an example: the 108−107 Ma U–Pb
Journal (article/letter/editorial)
conditions of selected jadeitites from Guatemala, Cuba, Iran, Dominican Republic, and Italian Alps (modiïŹed...Southern Motagua MĂ©lange (Guatemala); SC, Sierra del Convento (Cuba); IR, Iran; RSJC, Rio San Juan Complex...abbreviations: BS, blueschist; AM, amphibolite; Lws–EC, lawsonite eclogite; Ep–EC, epidote eclogite; Amp–EC, amphibole...Jadeitite mineralogical–type abbreviations: Lws–JD, lawsonite jadeitite; Pg–JD, paragonite–jadeitite; Tar–JD...jadeitite veins and pods are normally associated with lawsonite blueschist localities, like the case in the Dominican
Journal (article/letter/editorial)
shiguanghai@263.net.cn; shigh@cugb.edu.cn 3 Guangdong Province Material Testing Center, Guangzhou 510080, PR...western Alps, Compagnoni et al. (2007); the Sierra del Convento, Cuba, Garcia-Casco et al. (2009); and the Nishisonogi...Other jadeitite, notably that from Sierra del Convento in eastern Cuba (Garcia-Casco et al., 2009; Cárdenas-Párraga...recently reported localities, such as Iran, Italy, Cuba, and the Dominican Republic (e.g., Oberhänsli et...of thermobarometrically important phases like lawsonite versus clinozoisite, particularly micas, and quartz
Journal (article/letter/editorial)
peridotite massifs: GH, Gaspar Hernåndez; LC, Loma del Catey; LM, Loma El Morrito; EH, Helechal. Locations:...paragonite and rutile, with or without glaucophane, lawsonite, clinozoisite and chloritoid. The highest pressures...subduction-related Mabujina Amphibolite Complex, Central Cuba. For these authors, the Precambrian ages suggest...non-metamorphosed Caribbean island-arc of central Cuba. In contrast, Grenville inheritances have not been...mélange and the blocks of the Sierra del Convento mélange, eastern Cuba (see also Appendices B and C;
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)
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...68–65 Ma. The tectonically lowest units reached lawsonite-grade, high-pressure greenschist-facies conditions...metamorphism; Lu–Hf, U–Pb and Ar–Ar 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
 
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