 | | Journal (article/letter/editorial) | | pressure eclogites in the Dabieshan of central China D.A. Carswell a a,) , R.N. Wilson b, M. Zhai ...Academia Sinica, P.O. Box 634, Beijing 100029, China Abstract As is typical of ultra-high pressure ŽUHP...of the UHP terrain in the Dabieshan of central China is highly speculative, since the volume of eclogites...for the interpretation of controversial gneiss–eclogite relationships in other UHP metamorphic terrains...collisional Qinling–Dabieshan orogen in east–central China Žcf. Wang et al., 1991; Carswell et al., 1993, 1997; |  | Schmidt, Alexander, Weyer, Stefan, Mezger, Klaus, Scherer, Erik E., Xiao, Yilin, Hoefs, Jochen, Brey, Gerhard P. (2008) Rapid eclogitisation of the Dabie–Sulu UHP terrane: Constraints from Lu–Hf garnet geochronology. Earth and Planetary Science Letters, 273 (1) 203-213 doi:10.1016/j.epsl.2008.06.036 | Journal (article/letter/editorial) | | University of Science and Technology of China, Hefei, 230026 China d Geowissenschaftliches Zentrum Göttingen...Keywords: Lu–Hf geochronology Sm–Nd geochronology eclogite ultrahigh-pressure eclogitisation A B S T R A...The Qinling–Dabie–Sulu orogenic belt in eastern China is one of the largest ultrahigh-pressure (UHP) terranes...metamorphism) and the wide variety of garnet and eclogite chemical compositions represented. Two samples...Zheng et al., 2005): (1) a peak ultrahigh-pressure eclogite facies imprint in the coesite/diamond stability |  | Songnian, Lu, Huaikun, Li, Haifeng, Yu, Fengqing, Zhao, Chunliang, Yang (1999) Neoproterozoic Orogeny in Northwestern China. Gondwana Research, 2 (4) 610-611 doi:10.1016/s1342-937x(05)70217-3 | Journal (article/letter/editorial) | | 13-12-937X GR Neoproterozoic Orogeny in Northwestern China Lu Songnian, Li Huaikun, Yu Haifeng, Zhao Fengqing...Dnzlzigu Tianjirz 3001 70,China The Qilianshan Mountain in Northwestern China is commonly regarded as...Devonian unconformity were discovered. Recently an eclogite-granitoid gneiss belt, which is situated along...monzonite-granite and Krich granite. A typical coesite-eclogite outcrop has been discovered recently on the Yuqiahe...The eclogite occurs lenticularly in the granitoid gneiss of the Dakendaban Complex. The eclogite consists |  | WEI, C. J., YANG, Y., SU, X. L., SONG, S. G., ZHANG, L. F. (2009) Metamorphic evolution of low-Teclogite from the North Qilian orogen, NW China: evidence from petrology and calculated phase equilibria in the system NCKFMASHO. Journal of Metamorphic Geology, 27 (1) 55-70 doi:10.1111/j.1525-1314.2008.00803.x | Journal (article/letter/editorial) | | Metamorphic evolution of low-T eclogite from the North Qilian orogen, NW China: evidence from petrology and...100871, China (cjwei@pku.edu.cn) ABSTRACT Low-T eclogites in the North Qilian orogen, NW China share...in the eclogite typically exhibits growth zonations in which pyrope increases while grossular somewhat...formed mainly in the P–T conditions of lawsonite-eclogite facies at the pre-peak stage. Omphacite shows...compositions, paragonite formed. The decompression of eclogite did not lead to pronounced changes in garnet and |  | | Journal (article/letter/editorial) | | in Austria Petrologic Constraints for Eoalpine Eclogite Facies Metamorphism in the Austroalpine Otztal...retrograde reaction products. Retrogression of the eclogite parageneses reflecting decreasing pressure and...discontinuous grossular-poor composition. Minimum pressure and temperature conditions of the eclogite stage derived...southern CItztal basement after the eclogite stage. The age of the eclogite stage is interpreted as Eoalpine...exclusively yield Cretaceous mineral ages. Rb-Sr data on eclogite phengites (texturally clearly correlated with |  | Tan, Zhou, Gao, Jun, Jiang, Tuo, Wang, Xinshui, Zhang, Xi (2019) P–T–time (phengite Ar closure) history of spatially close-outcropping HP and UHP oceanic eclogites (southwestern Tianshan): implication for a potential deep juxtaposing process during exhumation?. International Geology Review, 61 (10) 1270-1293 doi:10.1080/00206814.2018.1507760 | Journal (article/letter/editorial) | | Sciences, Beijing, China; bUniversity of Chinese Academy of Sciences, Beijing, China; cLaboratory of Isotope...Centre of China Geological Survey, Wuhan, China; dChina Minmetals Corporation, Beijing, China ABSTRACT...recent study on the ultra-high pressure (UHP) eclogite revealed a short timescale of exhumation (≤10...samples from a HP eclogite lens and its host rock, the UHP thick-layered eclogite. Based on data from...geodynamics. According to modelling results, the HP lens eclogite reached peak metamorphism at ~550°C, 2.50 GPa |  | Kwon, Sanghoon, Sajeev, K., Mitra, Gautam, Park, Youngdo, Kim, Sung Won, Ryu, In-Chang (2009) Evidence for Permo-Triassic collision in Far East Asia: The Korean collisional orogen. Earth and Planetary Science Letters, 279 (3) 340-349 doi:10.1016/j.epsl.2009.01.016 | Journal (article/letter/editorial) | | 13 February 2009 Editor: R.W. Carlson Keywords: eclogite high-pressure granulite clockwise P–T path Imjingang...structural styles with those of the Sulu belt (China) strongly suggests the existence of a Permo-Triassic...belt between the Sino-Korean (North China) and Yangtze (South China) blocks, and further east to Korea...absence of precise evidence of collision (e.g., eclogite and high-pressure rocks) as well as a general...of the Hongsung area, with the first discovered eclogite in the Korean Peninsula, has been claimed as a |  | | Journal (article/letter/editorial) | | metagabbros and Cpx-bearing granulites. All the eclogite samples studied are formed of well-preserved HP...these eclogites are petrologically similar to the eclogite samples from the better known Běstvina Unit. Eclogites...preserve relict mineral assemblage from a pre-eclogite stage, enclosed in garnet with prograde zoning...kyanite eclogite from Úhrov (Medaris et al. 2006), 800–850 °C and 1.7–1.9 GPa for Spačice eclogite, 1160–1180...1160–1180 °C a 1.7–1.9 GPa for the quartz-rich eclogite, and 960 °C a 1.9 GPa for other eclogites. Faryad |  | | Journal (article/letter/editorial) | | Petrology and Mineralogy of Eclogite and Garnet Amphibolite from Puerto Cabello, Venezuela by BENJAMIN...of garnet-clinopyroxene (eclogite), garnet-clinopyroxeneamphibole (eclogite-amphibolite) and garnet-amphibole...the epidote-amphibolite facies. Occurrences of eclogite rocks usually are found to be xenoliths in kimberlite...blocks in migmatites and schists. The presence of eclogite metamorphosed in situ with rocks of obvious sedimentary...September 5, 2015 ABSTRACT Occurrences of eclogite, eclogite-amphibolite, and garnet amphibolite from |  | Miller, C., Thöni, M., Konzett, J., Kurz, W., Schuster, R. (2005) Eclogites from the Koralpe and Saualpe type-localities, Eastern Alps, Austria. Mitteilungen der Österreichischen Mineralogischen Gesellschaft, 150. | Journal (article/letter/editorial) | | 590 °C at 250-270 Ma; HABLER & THÖNI, 2001), and eclogite facies (2.4 GPa and 650-730°C at approximately...pegmatite gneisses. Meter to kilometre-sized lenses of eclogite, eclogiteamphibolite and (meta)gabbros occur within...is also linked to the rapid exhumation of the eclogite bearing unit (KURZ & FRITZ, 2003). Subsequent...localities in the Koralpe the transition from gabbro to eclogite can be studied in situ. The gabbros are generally...al. (2004) and unpublished data. The cumulate eclogite types are Mg-rich and characterized by low TiO2 |  | | Journal (article/letter/editorial) | | Eclogites from the South Dabie Orogen, Central China: an Insight from Phase Equilibria Modelling C....Space Sciences, Peking University, Beijing 100871, China Short title: MT-UHP Eclogites from south Dabie...are weakly zoned with core–mantle increasing grossular (Xgr) and decreasing pyrope (Xpy) contents. Garnet...porphyroblasts and kyanite-bearing quartz veins in eclogite. As lawsonite dehydration can facilitate evolution...rights reserved. Accepted Article Keywords: UHP eclogite; phase equilibria; P–T path; Dabie orogen. INTRODUCTION |  | | Journal (article/letter/editorial) | | within eclogites. Transformation of gabbro into eclogite is documented in different stages ranging from...Typical eclogite parageneses are Grt + Omp + Zo + Ky + Qtz + Amp k Phe + Rut. The metapelitic eclogite host...Sm-Nd mineral isochrons (Pl-Cpx) for the gabbroic eclogite precursors give ages of between 247 + 16 and 255...L- 5, 101 + 7 and 109 + 8 Ma. The metapelitic eclogite host rocks (mica schists) yield Nd DM (depleted...Ma. Keywords: Sm-Nd mineral dating; Eclogite; Gabbro-eclogite transition; High-P metamorphism; Alpine |  | | Journal (article/letter/editorial) | | metabasites: a case study using the Tso Morari UHP eclogite Ruiguang Pan1 · Catherine A. Macris1 · Carrie...pressure–temperature (P–T) paths of metabasites. In this paper, eclogite from the Tso Morari UHP terrane, NW India, is...Metabasites · Thermodynamic modeling · Tso Morari · UHP eclogite · P–T paths · Garnet fractionation Communicated...consideration of chemical heterogeneity (e.g., outcrop scale, mineral zoning, and relics) and definition...collected from the wellcharacterized coesite-bearing eclogite of the Tso Morari UHP terrane, in NW Himalaya |  | | Journal (article/letter/editorial) | | Multistage growth of garnet in ultrahigh-pressure eclogite during continental collision in the Dabie orogen:...University of Science and Technology of China, Hefei 230026, China a r t i c l e i n f o Article history:...2011 Available online 24 August 2011 Keywords: Eclogite Garnet Growth time Mineral inclusions U–Pb ages...matrix) were determined on thin sections of UHP eclogite from the western part of the Dabie orogen. The...phase and the early exhumation from UHP to HP eclogite facies, respectively. © 2011 Elsevier B.V. All |  | | Journal (article/letter/editorial) | | Discovery of Early Paleozoic eclogite from the East Kunlun, Western China and its tectonic significance...of Geological Sciences (CAGS), Beijing 100037, China a r t i c l e i n f o Article history: Received...June 2012 Handling Editor: Z. Zhang Keywords: Eclogite Geochronology Early Paleozoic HP metamorphism...eastern part of the East Kunlun Mountains, Western China, are primarily composed of garnet+omphacite+quartz+rutile...the inherited magmatic zircons from fine-grained eclogite reveals a Neoproterozoic age of 934 Ma, representing |  | Tan, Zhou, Agard, Philippe, Gao, Jun, John, Timm, Li, JiLei, Jiang, Tuo, Bayet, Léa, Wang, XinShui, Zhang, Xi (2017) P–T–time-isotopic evolution of coesite-bearing eclogites: Implications for exhumation processes in SW Tianshan. Lithos, 278. 1-25 doi:10.1016/j.lithos.2017.01.010 | Journal (article/letter/editorial) | | Tianshan SC RI Key words: UHP metamorphism; eclogite; P-T path; pseudosection modeling; thermobarometry;...Zhangg Chinese Academy of Sciences, 100029 Beijing, China Sorbonne Universités, UPMC Univ Paris 06, CNRS,...of Chinese Academy of Sciences, 100049 Beijing, China d. Insitut Universitaire de France, F-75005, Paris...Geochemistry, Wuhan Centre of China Geological Survey, 430205 Wuhan, China g. China Minmetals Corporation,... 100010 Beijing, China *corresponding author: Jun Gao, gaojun@mail.iggcas.ac.cn ACCEPTED MANUSCRIPT |  | Cheng, Hao, Zhang, Chao, Vervoort, Jeffrey D., Lu, Honghua, Wang, Chao, Cao, Dadi (2012) Zircon U–Pb and garnet Lu–Hf geochronology of eclogites from the Lhasa Block, Tibet. Lithos, 155. 341-359 doi:10.1016/j.lithos.2012.09.011 | Journal (article/letter/editorial) | | Marine Geology, Tongji University, Shanghai 200092, China School of Earth and Environmental Sciences, Washington...Environment Science, East China Normal University, Shanghai 200062, China a r t i c l e i n f o Article...2012 Available online 2 October 2012 Keywords: Eclogite Geochronology Lhasa Lu–Hf U–Pb Tibet a b s t...quartzite, together with its host eclogite from the Jilang County in the Lhasa Block of northern Tibet...U–Pb geochronology. The composition of the Jilang eclogite is similar to supra-subduction-zone basalts found |  | | Journal (article/letter/editorial) | | high-pressure fluids during retrograde metamorphism of eclogite-facies rocks ( Voltri Massif, Italian Western...re-equilibration of a fluid presumably trapped at eclogite-facies conditions. The inclusions kinetically...are retained in primary fluid inclusions within eclogite facies minerals crystallized in veins and in the...reaction kinetics (Rubie, 1990). Fluid inclusions in eclogite-facies rocks therefore represent an important...subduction-zone metamorphism. During exhumation of eclogite-facies rocks the high-pressure fluid inclusions |  | | Journal (article/letter/editorial) | | 21 April 2004 Springer-Verlag 2004 Abstract Eclogite occurs within the southern domain of the East...the 3,000-km-long Snowbird tectonic zone. The eclogite occurs in association with a variety of lower...history from 2.6 to 1.9 Ga. Temperatures of the eclogite facies metamorphism are constrained by garnet-clinopyroxene...pargasite-plagioclase. U-Pb IDTIMS zircon geochronology of the eclogite yields a weighted mean 207Pb/206Pb date of 1,904...0±0.3 Ma, which we interpret as the time of peak eclogite facies metamorphism. SHRIMP in situ analyses of |  | Liu, Yan, Santosh, M., Zhao, Zhong Bao, Niu, Wen Chao, Wang, Gen Hou (2011) Evidence for palaeo-Tethyan oceanic subduction within central Qiangtang, northern Tibet. Lithos, 127 (1) 39-53 doi:10.1016/j.lithos.2011.07.023 | Journal (article/letter/editorial) | | Academy of Geological Sciences, Beijing, 100037, China Department of Interdisciplinary Science, Faculty...and Mineral Resources, China University of Geosciences, Beijing 100083, China a r t i c l e i n f o...a c t The mechanism of formation of blueschist–eclogite belts and their space-time distribution are important...and 490 °C (lawsonite eclogite field) to about 1.68 GPa and 535 °C (epidote eclogite field), marking an initial...(Fig. 1). The widespread occurrence of blueschist–eclogite rocks in this region suggests that the central |  | Berezin, A. V., Skublov, S. G., Marin, Yu. B., Mel’nik, A. E., Bogomolov, E. S. (2013) New occurrence of eclogite in the Belomorian mobile belt: Geology, metamorphic conditions, and isotope age. Doklady Earth Sciences, 448 (1) 43-53 doi:10.1134/s1028334x13010029 | Journal (article/letter/editorial) | | 1, pp. 64–75. GEOCHEMISTRY New Occurrence of Eclogite in the Belomorian Mobile Belt: Geology, Metamorphic...2012 DOI: 10.1134/S1028334X13010029 Finds of eclogitelike associations within the Belo morian mobile...Geochronology) in the 1950s. We discovered a number of new eclogite bodies on the islands of the Keretskii archipelago...by poor zoning reflected in a decrease in the grossular and pyrope contents from the center to the margin... 100 km Fig. 1. Geological scheme of the eclogite outcrop on the northwestern coastal part of Sidorov |  | | Book (edition) | | . . . . . . . . . . . . . . . . . . . . . 9.8 Eclogite Facies Metamorphism . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . 9.8.3 Eclogite Facies in Gabbroic Rocks . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . 10.3.4 Eclogite and Blueschist Facies Granitoids . . . . . . ...Introduction and General Aspects of Metamorphism Kyanite-eclogite from Verpeneset, Nordfjord, Norway. Omphacite...Definition, Conditions and Types of Metamorphism 7 Su-Lu China eclogites pressure temperature conditions inside |  | | Journal (article/letter/editorial) | | During subduction and recrystallization under eclogite-facies conditions, initial hydration and subsequent...experimental work and modelling suggest that lawsonite eclogite should be the dominant rock type for a typical...by Tsujimori et al., 2006). In many blueschist/eclogite belts, lawsonite was in fact retrogressed to epidote-bearing...Täsch areas). All three areas show the stacking of eclogite-facies nappes over a thick serpentinite sole.Map...abundance (vol.%) Ave. H2O (vol.%) in eclogites Ave. eclogite density Ave. slice density 400–500 200–300 250–350 |  | | Book | | are reported by county of occurrence. Map 1-2 shows the county boundaries and county names. When possible...,o Map 1-2. Outline map of California showing county boundaries. __ _) 4 MINERALS OF CALIFORNIA...in placers of the Potholes District of Imperial County, near the Colorado River about 10 miles north of...reported from San Ysidro, San Diego County, in 1828 ; from Los Angeles County, San Francisquito Canyon, in 183...183 5; and in the Piru District, Ventura County, in the early 1840s. Then in 1848 the discovery of gold | | | Book | | species are reported by 1-2 shows the county boundaries and county names. When possible, locations of mines...within a township is illustrated by Figure 1-1. county of occurrence. Map *M. Fleischer’s 1980 Glossary...Map 1-2. Outline map of California showing county boundaries. 4 MINERALS OF CALIFORNIA R5W i...first District of Imperial Yuma, Diego County, County, near the Colorado River about 10 miles north...San Ysidro, San Arizona. 1828; from Los Angeles County, San Francisquito Canyon, in in Then in on the |
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