 | | Journal (article/letter/editorial) | | Chinese Academy of Sciences, Guangzhou 510640, China. Orcid 0000-0001-6560-0654 2 ARC Centre of Excellence...best-preserved blueschist terranes in the world—have been comprehensively investigated. The blueschist samples...and apatite strongly controls Sr. Two groups of blueschist have different origins—enriched continent-derived...initial Sr-Nd-Pb isotopic results. Lawsonite in blueschist with enriched origin exhibits strong Th/La fractionation...raising the possibility of the involvement of blueschist facies mélange to explain the origin of Mediterranean |  | Hunziker, D., Burg, J.-P., Moulas, E., Reusser, E., Omrani, J. (2017) Formation and preservation of fresh lawsonite: Geothermobarometry of the North Makran Blueschists, southeast Iran. Journal of Metamorphic Geology, 35 (8) 871-895 doi:10.1111/jmg.12259 | Journal (article/letter/editorial) | | Cretaceous closure of the Tethys Ocean. The largest blueschist outcrop is a >1000 m thick coherent unit with...interlayered metabasalts and metavolcanoclastic rocks. Blueschist metamorphism is only incipient in coarse grained...recrystallization. The low variance blueschist peak assemblage is glaucophane, lawsonite, titanite, jadeite...and rutile assemblages before entering into the blueschist facies and finally following a retrograde path...preservation of fresh undecomposed lawsonite in glaucophane-bearing rocks. This article has been accepted |  | | Journal (article/letter/editorial) | | creating the abnormal conditions required for blueschist generation was still missing. This mechanism...problems in this region than in the Circum-Pacific blueschist complexes, where the dynamic, steady-state plate...precollisional paleogeographic setting do the blueschist protoliths represent: oceanic crust, continental...Alpine-Himalayan blueschist complexes in the frame work of the above questions. BLUESCHIST FACIES The blueschist...blueschist facies is characterized by a unique series of dense minerals comprising sodic amphibole, lawsonite |  | | Journal (article/letter/editorial) | | Abstract. The compositions of sodic pyroxenes from blueschist metabasites in Northwest Turkey were investigated...compared with sodic pyroxenes from high-grade blueschist terrains and eclogites with special reference...down to 30%. Epidote-garnet bearing high-grade blueschist metabasites of Syros on the other hand contain...metabasites and metacherts. The eastern part of the blueschist belt in the region of Mihallicik was studied...lawsonite zone, lie in the central portion of the blueschist belt in the districts of Tavsanli (area 1 in |  | | Journal (article/letter/editorial) | | metapelites and metagreywackes in western Tianshan, China: metamorphic evolution and tectonic implications...of Earth and Space Sciences, Peking University, China (lfzhang@pku.edu.cn) 2 Institute of Mineralogy and...metamorphic belt of western Tianshan in northwestern China is a rarely preserved oceanic UHP terrane which...with or without minor amounts of barroisite, glaucophane, clinozoisite, allanite, graphite, carbonate...together with inclusions of chloritoid, jadeite and glaucophane. In the northern Habutengsu area, garnet is compositionally |  | | Journal (article/letter/editorial) | | Mineralogy, Petrology, and Phase Relations of Glaucophane-Lawsonite Zone Blueschists From the Tavsanh Region...Place, Cambridge CB2 3EW, England Abstract. Glaucophane-lawsonite facies blueschists representing a metamorphosed...in the eastern part of the Northwest Turkish blueschist belt in the region of Mihalli~ik, and distinguished...in grade northwards. He also obtained ages for blueschist metamorphism of 60-80 M a (@o~ulu and K r u m...1967). Ltinel (1967) studied a small area of glaucophane-lawsonite facies blueschists south of Eskisehir |  | | Report (chapter) | | with blueschists is analogous to the ophiolite-blueschist assemblages recovered from the Mariana forearc...ophiolites presented in this paper are mostly based on co-operative field studies in Primorye (1993, 1998,...'""~"~"";Ei~"iralovaii!ii!~ ophiolitebelts ( N50" CHINA"!!~ Kengevayam' Nablyudeny from N to S)and\i:il...western extension of the Palaeozoic ophiolite-blueschist belt of the SW Japan-Primorye area is also shown...Samarka-Nadanhada terranes in Primorye and northeastern China (Kojima 1989). Palaeozoic ophiolites in southwestern |  | | Report (chapter) | | Arrows point to the locations of some of the outcrops of the metamorphic aureole after Searle and Malpas...less (Searle & Malpas 1980; Spray 1984). In many outcrops, the sole rocks have been completely detached...overlying ophiolite (Boudier et al. 1985). In most outcrops, the metamorphic sole is dissected by several...al. (1985) report a SW-trending lineation for glaucophane which they attribute to SW-directed thrusting...Chlorite schists; Wadi Aday, region II. G1 = glaucophane, MR = magnesioriebeckite, FG = ferroglaucophane |  | | Journal (issue) | | strong dispersion. Benitoite occurs in altered blueschist within serpentinite. The gem crystals formed...within fractures as a result of the alteration of blueschist by hydrothermal fluids derived from the regional... benitoite is found exclusively in bodies of blueschist within serpentinite. During 1995, the senior...senior author conducted a detailed study of blueschist bodies throughout the New Idria district on behalf of...crystals were detected for the first time in a blueschist body on Santa Rita Peak. After nearly a decade |  | Zhang, Zhaochong, Kang, Jianli, Kusky, Timothy, Santosh, M., Huang, He, Zhang, Dongyang, Zhu, Jiang (2012) Geochronology, geochemistry and petrogenesis of Neoproterozoic basalts from Sugetbrak, northwest Tarim block, China: Implications for the onset of Rodinia supercontinent breakup. Precambrian Research, 220. 158-176 doi:10.1016/j.precamres.2012.08.002 | Journal (article/letter/editorial) | | basalts from Sugetbrak, northwest Tarim block, China: Implications for the onset of Rodinia supercontinent...Resources, China University of Geosciences, Beijing, 100083, China Tianjin Center, China Geological Survey...Tianjin, 300170, China c State Key Laboratory of Geological Process and Mineral Resources, China University...University of Geosciences, Wuhan, 430074, China b a r t i c l e i n f o Article history: Received 22 October...region in the northwest Tarim block, Northwest China. The basaltic rocks are composed of augite and plagioclase |  | | Journal (article/letter/editorial) | | Greece. These formations, along with some ophiolite outcrops, have been variably emplaced onto the Pelagonian...in balanced amounts, defining low-temperature blueschist facies metamorphic conditions (~320-340 °C, P≈9-10...over lizardite, suggesting medium-temperature blueschist facies metamorphism (~340–370 °C, P≈10-11 kbar)...antigorite corresponding to medium or high temperature blueschist facies metamorphism (~360–400 °C, P≈12 kbar)...Metaophiolites; metamorphism Exhumation; 39 40 41 1 Blueschist metamorphism; Retrograde ACCEPTED MANUSCRIPT |
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