 | Tseng, C.-Y., Yang, H.-Y., Wu, H.-Q., Zuo, G.-C. (2007) THE SILICATE MINERAL INCLUSIONS IN THE CHROMIAN SPINEL FROM THE DONGCAOHE OPHIOLITE, NORTH QILIAN MOUNTAINS, NORTHWESTERN CHINA: RECORD OF SYNTEXIS OF LOWER OCEANIC CRUST. The Canadian Mineralogist, 45 (4) 793-808 doi:10.2113/gscanmin.45.4.793 | Journal (article/letter/editorial) | | INCLUSIONS IN THE CHROMIAN SPINEL FROM THE DONGCAOHE OPHIOLITE, NORTH QILIAN MOUNTAINS, NORTHWESTERN CHINA: RECORD...series and discordant layered bodies, Dongcaohe ophiolite, in the North Qilian Mountains, Qinghai Province...alteration or subsequent seafloor metamorphism of the ophiolite. Syntexis of the lower oceanic crust was involved...layered cumulate series of the Dongcaohe ophiolite. Keywords: ophiolite, mineral inclusions, chromian spinel...bodies, syntexis, lower oceanic crust, Dongcaohe ophiolite, Qinghai Province, Peopleâs Republic of China |  | | Journal (article/letter/editorial) | | mantle level (e.g., Arai and Yurimoto, 1994; Zhou et al., 1994; Arai, 1997). The podiform chromitites serve...g., Robinson et al., 2004; Yang et al., 2007, 2011; Yamamoto et al., 2009; Xu et al., 2009), and this...discussed in great detail (e.g., Robinson et al., 2004; Ruskov et al., 2010). The important point is that, as...show nodular textures (e.g., Zhou et al., 1996; Yamamoto et al., 2009), which characterize igneous low-P...chromitites, enveloped by dunite (e.g., Cassard et al., 1981), are commonly found within mantle peridotites |  | | Journal (article/letter/editorial) | | melt production during the evolution of the Oman ophiolite Marie Python a,b,â, Georges Ceuleneer a, Shoji...2008 Available online 19 July 2008 Keywords: Oman ophiolite Chromian spinel Gabbros Pyroxenites Dykes ...cropping out along the mantle section of the Oman ophiolite. We studied about 1100 samples in thin section...contributes to establish that the mantle dykes of Oman are more or less evolved cumulates that crystallised...petrological evolution and segmentation of the Oman ophiolite. The composition of chromian spinel in mantle |  | Cai, Pengjie, Yang, Jingsui, Lian, Dongyang, Wu, Weiwei, Yang, Yu, Rui, Huichao (2022) Knowledge Structure and Frontier Evolution of Research on Chromitite: A Scientometric Review. Minerals, 12 (10) 1211 doi:10.3390/min12101211 | Journal (article/letter/editorial) | | lenticular or podiform morphology, which occurs in the ophiolite upper mantle sequence and the crust mantle transition...by the CiteSpace software can be found in Chen et al. [2,4]. The equation is as follows: Cij XY cos...Witwatersrand were cited more than 27 times: Zhou et al. (2014) [44], who proposed a possible model for 6...Geosciences al. (2015) [45], who studied in ophiolitic chromitites and peridotites citations); Yang et al. 7 crustal...University mantle section of the Oman ophiolite (33 citations); Xiong et al. (2015) [48], who suggested that |  | Liu, Jianguo, Wang, Jian, Hattori, Keiko, Wang, Zeli, Zhang, Han (2019) Early Palaeozoic sub-arc chromitite-bearing peridotite in the Kudi ophiolite on the westernmost Tibetan Plateau. International Geology Review, 61 (9) 1105-1123 doi:10.1080/00206814.2018.1493623 | Journal (article/letter/editorial) | | sub-arc chromitite-bearing peridotite in the Kudi ophiolite on the westernmost Tibetan Plateau Jianguo Liu...sub-arc chromitite-bearing peridotite in the Kudi ophiolite on the westernmost Tibetan Plateau, International...sub-arc chromitite-bearing peridotite in the Kudi ophiolite on the westernmost Tibetan Plateau Jianguo Liua...A chromite deposit was discovered in the Kudi ophiolite in the Palaeozoic western Kunlun orogenic belt...Fo in olivine (88.1â90.9), moderate Cr# [=Cr/(Cr + Al), 0.47â0.56] in chromite, and a positively sloped |  | | Journal (article/letter/editorial) | | Pierre Saliot, studying the phase relations of MgâAl-rich rocks at high pressure. He held a two-year postdoc...preliminary phase relations in the model system MgO-Al 2O3 -SiO2 -H 2O. American Journal of Science 283-A...coesite-bearing chromitites from the Luobusa ophiolite, Tibet. Geology 35: 875-878 Frezzotti ML, Selverstone...granulites and in chromitite associated with ophiolite complexes lead to speculation about the recycling...granulites and in chromitites associated with ophiolite complexes are highlighted below. Also presented |  | | Journal (article/letter/editorial) | | the basal mantle section of the northern part of the Oman ophiolite: A record of the latest deep-seated...the basal mantle section of the northern part of the Oman ophiolite: A record of the latest deep-seated...basal mantle section of the northern SC RI PT part of the Oman ophiolite: a record of the latest deep-seated...part of the metamorphic sole of the northern part of the Oman ophiolite. The dykes clearly cut the deformational...indicating dyke formation during obduction of the ophiolite. The Mg# [= Mg/(Mg + total Fe)] of clinopyroxenes |  | | Journal (article/letter/editorial) | | edu.cn) 7 ABSTRACT 8 Primary high-Al [Cr# = 100ĂCr/(Cr+Al) of 48.2â54.7] chromitites coupled with...olivine, rutile, ilmenite, sulphide, and occasionally zircon 16 are found in the high-Al chromitites...ppm; Ga = 11.2â13.3 ppm) in equilibrium with high-Al chromitites suggest that these 22 chromitites...back-arc basin 30 spreading ridge. Subsequently, high-Al chromitites were formed and mechanically 31 juxtaposed...(Kamenetsky etss al., 2001; Arai et al., 2011; Zhou et al., 2014; Qiu et 37 al., 2018; Rollinson et al., 2018) |  | Su, Ben-Xun, Robinson, Paul T., Chen, Chen, Xiao, Yan, Melcher, Frank, Bai, Yang, Gu, Xiao-Yan, Uysal, Ibrahim, Lenaz, Davide (2020) The occurrence, origin, and fate of water in chromitites in ophiolites. American Mineralogist, 105 (6). 894-903 doi:10.2138/am-2020-7270 | Journal (article/letter/editorial) | | Podiform chromitite, clinopyroxene, olivine, ophiolite, water Introduction The discovery of various...chromitites of ophiolites (e.g., Robinson et al. 2004; Yang et al. 2007) has led to a renewed interest in...their parental magmas. It is widely thought that high-Al and high-Cr chromitites are crystallized from mid-ocean...boninite-type melts, respectively (e.g., Zhou et al. 1996; PagĂ© and Barnes 2009). However, many details... Melcher et al. 1997; Schiano et al. 1997; Borisova et al. 2012; GonzĂĄlez-JimĂ©nez et al. 2014; Rollinson |  | Pujol-SolĂ , NĂșria, Proenza, JoaquĂn, Garcia-Casco, Antonio, GonzĂĄlez-JimĂ©nez, JosĂ©, Andreazini, Aleu, Melgarejo, Joan, Gervilla, Fernando (2018) An Alternative Scenario on the Origin of Ultra-High Pressure (UHP) and Super-Reduced (SuR) Minerals in Ophiolitic Chromitites: A Case Study from the Mercedita Deposit (Eastern Cuba). Minerals, 8 (10). 433pp. doi:10.3390/min8100433 | Journal (article/letter/editorial) | | oriented clinopyroxene lamellae in chromite, oriented rutile lamellae in chromite, moissanite hosted in the...lamellae in chromite during cooling (clinopyroxene and rutile), in super-reduced microenvironments during the...in peridotites and associated chromitites from ophiolite complexes, along with minerals that typically...Amphibolite Complex) related to the onset of ophiolite obduction [16,23â39] (Figure 1a,b). The synorogenic...plate (Figure 1b) [23,27,28,35,36]. The Cuban Ophiolite Belt represents oceanic lithosphere obducted onto |  | GonzĂĄlez-JimĂ©nez, JosĂ© MarĂa, Griffin, William L., Proenza, JoaquĂn A., Gervilla, Fernando, O'Reilly, Suzanne Y., Akbulut, Mehmet, Pearson, Norman J., Arai, Shoji (2014) Chromitites in ophiolites: How, where, when, why? Part II. The crystallization of chromitites. Lithos, 189. 140-158 doi:10.1016/j.lithos.2013.09.008 | Journal (article/letter/editorial) | | shows no consistent spatial location within the ophiolite âstratigraphyâ. The second type (Type IIA) is...occur usually in the upper-mantle part of the ophiolite pseudosection, or near the crust-mantle boundary...Melcher et al., 1999; Proenza et al., 1999; Ahmed and Arai, 2002; Gervilla et al., 2005; Uysal et al., 2005...2008; PagĂ© and Barnes, 2009; Zaccarini et al., 2011; Borisova et al., 2012; Kapsiotis, 2013). Unraveling the...In this study, as in Part I (GonzĂĄlez-JimĂ©nez et al., this volume), we accept the SC RI definitions |  | | Book | | bin Said Al Shanfari Minister of Petroleum and Minerals The Speech of H.E. Said Bin Ahmed Al Shanfari...Symposium Your Royal Highness Sayed Fahad Bin Mahmoud al Said, Your Royal Highness Members of the Honourable...pleasure to welcome you in this scientific gathering in Oman which has been made possible through the directives...contribute to the advancement of earth sciences. We, in Oman look forward with keen interest to the outcome of... I wish to thank the Ministry of Defence, Royal Oman Police and the Ministry of Information for their |  | | Journal (article/letter/editorial) | | D classified into two main types: primary high-Al (spinel Cr# <0.67) and high-Cr (spinel Cr#> TE ...mineral inclusions, K-phlogopites, Neoproterozoic ophiolite, 1. Introduction CE P Eastern Desert of Egypt...and high-Al) in the mantle section (e.g., Zhou et al., 1998; Uysal et al., 2009; Miura et al., 2012; Akmaz...Akmaz et al., 2014; Moghadam et al., 2015). The high-Cr chromitites have been in equilibrium with boninitic...boninitic or Mg-rich andesitic melts, while high-Al chromitites are interpreted as having crystallized |  | Satsukawa, Takako, Piazolo, Sandra, GonzĂĄlez-JimĂ©nez, JosĂ© MarĂa, ColĂĄs, Vanessa, Griffin, William L., O'Reilly, Suzanne Y., Gervilla, Fernando, Fanlo, Isabel, Kerestedjian, Thomas N. (2015) Fluid-present deformation aids chemical modification of chromite: Insights from chromites from Golyamo Kamenyane, SE Bulgaria. Lithos, 228. 78-89 doi:10.1016/j.lithos.2015.04.020 | Journal (article/letter/editorial) | | bodies known as chromitites (e.g., GonzĂĄlez-JimĂ©nez et al., 2014). ScientiïŹc interest in chromite arises from...2010; GonzĂĄlez-JimĂ©nez et al., 2012, 2014; Miura et al., 2012; Walker et al., 2002). Chromitites in ophiolites...Gervilla et al., 2005; GonzĂĄlez-JimĂ©nez et al., 2014; Melcher et al., 1997; Proenza et al., 1999; Zhou...Zhou et al., 1994, 1996). A global chromitite cycle from crust to mantle and back again has been suggested...geochemical studies (Arai, 2013; McGowan et al., T. Satsukawa et al. / Lithos 228â229 (2015) 78â89 2015, |  | | Journal (article/letter/editorial) | | the EâW trend SC from Wadi Sayfayn, Wadi Bardah, and Jabal Al-Faliq to Wadi Al-Barramiyah, from east...[Cr/(Cr + Al)], 0.41â0.80, with low TiO2 (0.03 wt%), MnO (0. 3 wt%) and YFe [(Fe3+ /(Cr + Al + Fe3+)ïœ...increasing of their host-peridotite thickness from Northern to Southern Eastern SC Desert suggests that...Arabian-Nubian Shield (ANS). The ANS, which is the northern extent of the East African Orogen (550â850 Ma)...formed in and close to the Mozambique Ocean (Fritz et al., 2013). The ED ophiolites were emplaced on the continent |  | | Journal (article/letter/editorial) | | ore minerals are Cr-spinel with high Cr# (Cr/(Cr + Al) = 0.8â0.83), as well as serpentine and chlorite...chromitite ores; Cr-spinel; olivine; amphibole; PGM; ophiolite; ultramafic rock; Kempirsai min13020263 Academic...deposits are the largest known ones, contained in ophiolite-type complexes, and are the second-most abundant...reserves, following the Bushveld chromite deposits. Ophiolite deposits are often referred to as so-called podiform...secondary changes. The genesis of chromitites of the ophiolite association is still the subject of debate. Possible |  | | Journal (article/letter/editorial) | | atmospheric CO2 level The Paleozoic SSZ-type ophiolite and subduction rollback in the eastern Junggar...present day values (Kasting, 1993; Berner et al., 2001; Kaufman et al., 2003). If so, it would imply a high...(xamzhongping@cgs.gov.cn) There are two Paleozoic ophiolite belts, Karamaili and Aermantai, in the eastern...northerly Aermantai ophiolite, aged by 503 to 481Ma (Xiao et al., 2006; Jian et al., 2003), has been testified...et al., 2001) of suprasubduction zone (SSZ). Our data show that the southerly Karamaili ophiolite, generated |  | | Journal (article/letter/editorial) | | MR12A-01. [2] Goreva et al. (2001) American Mineralogist, 86, 466-472. [3] Ma et al. (2002) American Mineralogist... 269-276. [4] Ma et al. (2007) Canadian Mineralogist, 45, 551-557. [5] Ma et al. (2001) Canadian Mineralogist...3 7 4 4 [1] Oliver et al. (1984) GCA 48, 1759-1767. [2] PiersonWickman et al. (2001) EPSL 194, 165-175...et al. (2010) GCA 74, 4893-4901. [4] Lupton and Evans (2004) GRL 31, L13101. [5] Brennwald et al. (2013)...palaeothermometer to natural dolostone samples from the Northern Marion Platform (NMP, offshore NE Australia) and |
|
