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Lawsonite from
Río San Juan Complex, Río San Juan, María Trinidad Sánchez Province, Dominican Republic


Locality type:Complex
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 Río San Juan Complex, Río San Juan, María Trinidad Sánchez Province, Dominican Republic
Data Identifiers
Mindat Occurrence Record ID:1270449
Long-form Identifier:1:3:1270449:1
GUID (UUID V4):83669da0-e35a-445b-8258-eb7818db4bca
References
Reference Search (possible matching items)
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...known from the RSJC. Two artefacts are jadeite–lawsonite rocks. These and the two blueschists show only
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
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...prograde P–T path towards the pressure-peak in the lawsonite-blueschists (Santa Bárbara Schists and Rincón...ENE-directed folding, thrusting and nappe stacking in the complex, when nappes went sequentially incorporated to
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
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)
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...inclusions hosted in jadeite, quartz, apatite and lawsonite range between extremes of 1.2 and 8.7, but yield...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...or discordant veins within blocks of jadeite-lawsonite blueschist also entrained in the same serpentinite
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
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...blueschist facies rocks bearing glaucophane and lawsonite. Petrological, geochemical, and geochronologic...Cretaceous, as documented in the nearby Río San Juan mélange, Dominican Republic (Krebs et al. 2008, 2011; Escuder-Viruete
Journal (article/letter/editorial)
Colombia; fInstituto de Geología y Paleontología, San Miguel del Padrón, Cuba ABSTRACT ARTICLE HISTORY...(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...subduction initiation basaltic magmatism in the Dominican Republic), likely in a transform-fault plate boundary...(2015) identified the Guira de Jauco amphibolite complex (650–665°C and 8.5–8.7 kbar) as the metamorphic
Journal (article/letter/editorial)
Serpentine group; stable at lower temperatures Lws Lawsonite CaAl2 Si2 O7 (OH)2 •H2 O — Ms Muscovite KAl(AlSi3...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)...R Sierra del Convento, Cubac Rı́o San Juan complex, Dominican Republicd www.annualreviews.org • Jadeitites
Journal (article/letter/editorial)
pre-130 Ma HP/LT mélanges in Nicaragua (Siuna complex, 139 Ma 40 Ar/39 Ar) and in Guatemala both north...pressure–temperature conditions needed to form lawsonite eclogites as found in Guatemala or eastern Hispaniola...Further, the southern Motagua Valley HP rocks are lawsonite-bearing eclogites recording ultra-cold and probably...pressure–temperature–time paths from the Río San Juan Complex of Hispaniola (Krebs et al. 2008). Aves...the Maya Block’s rifted margin basement (Chuacús Complex) in the Maastrichtian, and hence they show zircon
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...and diapiric emplacement of a metamorphic core complex (Little et al., 2011). Such plate boundary conditions...Yukon–Tanana in a plate boundary zone metamorphic core complex during Early Jurassic. Competing financial interests...2013. Timing of deformational events in the Río San Juan complex: implications for the tectonic controls...Pressure–temperature and tectonic evolution of Triassic lawsonite–aragonite blueschists from Pinchi Lake, British
 
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