 | Ozha, Manoj Kumar, Pal, Dipak Chandra, Mishra, Biswajit, Desapati, T., Shaji, T.S. (2017) Geochemistry and chemical dating of uraninite in the Samarkiya area, central Rajasthan, northwestern India – Implication for geochemical and temporal evolution of uranium mineralization. Ore Geology Reviews, 88. 23-42 doi:10.1016/j.oregeorev.2017.04.010 | Journal (article/letter/editorial) | | dating of uraninite in the Samarkiya area, central Rajasthan, northwestern India−implication for geochemical...dating of uraninite in the Samarkiya area, central Rajasthan, northwestern India−implication for geochemical...dating of uraninite in the Samarkiya area, central Rajasthan, northwestern India− −implication for geochemical...721302, India 2 Department of Geological Sciences, Jadavpur University, Kolkata 793019, India 3 Atomic...Exploration and Research, Visakhapatnam 530007, India 4 Atomic Minerals Directorate for Exploration |  | | Journal (article/letter/editorial) | | from polygenetic Mangalwar Complex, Northwestern India Pranjit Hazarika a,b , Biswajit Mishra a,∗ , Manoj...Kharagpur, 721302, India Department of Geological Sciences, Gauhati University, Assam-781014, India a r t i c...in U- and Th bearing minerals (e.g., monazite, zircon, and xenotime) is a lowcost and reliable technique...samples from the Mangalwar Complex, Northwestern India. Monazites in the same samples were also analyzed...corroborate with the earlier published ages from the area validating the proposed analytical protocol. © 2017 |  | | Journal (article/letter/editorial) | | 721302, India Atomic Minerals Directorate for Exploration and Research, Shillong 793019, India [Received...radioactive minerals (see Ewing et al., 2000), such as zircon (Ewing et al., 2003), allanite (Janeczek and Eby...74°27′16.8″E) located on the eastern limb of the Samarkiya antiform (Fig. 1b). Based on EPMA radiometric...98 Ga for the metapelites in and around the Samarkiya area (Ozha et al., 2016). In addition, the oldest...Bhinai (∼120 km north-west of the present study area, Fig. 1a) (Buick et al., 2006, 2010; Bhowmik et |  | | Journal (article/letter/editorial) | | of mineral exploration in the Duolong mineral district, Tibet, China—Wenlei Wang, Qiuming Cheng, Juxing...Permian-Triassic granitic complex in the Baituyingzi Mo-Cu district, eastern Inner Mongolia, NE China— Yan Sun, Jianming...Triassic Laodou lode gold deposit in the Xiahe-Hezuo district, West Qinling orogen, China: Implications for...LITHOS Vol. 286–287, 2017 Molybdenite Re-Os dating, zircon U-Pb age and geochemistry of granitoids in the...multivariate stream sediment geochemical anomalies in Ahar area, NW Iran—Mohammad Parsa, Abbas Maghsoudi, and Emmanuel |  | Tu, Jia-Run, Xiao, Zhi-Bin, Zhou, Hong-Ying, An, Shu-Qing, Li, Guo-Zhan, Cui, Yu-Rong, Liu, Wen-Gang, Li, Hui-Min (2019) U–Pb dating of single-grain uraninite by isotope dilution thermal ionization mass spectrometry. Ore Geology Reviews, 109. 407-412 doi:10.1016/j.oregeorev.2019.05.001 | Journal (article/letter/editorial) | | *Corresponding author at: No. 4, 8th Road, Dazhigu, Hedong District, Tianjin, 300170, China. E-mail address: jrtu@mail...Chipley et al. (2007) and Zou et al. (2011) took zircon 91500 as an external standard for the isotope fractionation...parameters used between uraninite samples and the zircon standard reduce the credibility of this method...significant Pb/U fractionation between zircon and uraninite when using zircon standard to calibrate ages of the...whereas isotopic compositions of Pb in the same area are measured by the high–resolution ion microprobe |  | Martz, Pierre, Mercadier, Julien, Perret, Julien, Villeneuve, Johan, Deloule, Etienne, Cathelineau, Michel, Quirt, David, Doney, Amber, Ledru, Patrick (2019) Post-crystallization alteration of natural uraninites: Implications for dating, tracing, and nuclear forensics. Geochimica et Cosmochimica Acta, 249. 138-159 doi:10.1016/j.gca.2019.01.025 | Journal (article/letter/editorial) | | Jaduguda U deposit (Pal and Rhede, 2013) or in the Samarkiya area (Ozha et al., 2017). The d18O signature varies...high-resolution U-Pb LA-Q-ICPMS age mapping of zircon. J. Anal. At. Spectrom. 32, 262–276. Chipley D...Contrasting patterns of alteration at the Wheeler River Area, Athabasca Basin, Saskatchewan, Canada: insights...Laumonier B. and Barbey P. (2002) In-situ U-Pb zircon ages for Early Ordovician magmatism in the eastern...multifarious uranium mineralization in the Beaverlodge area, northern Saskatchewan, Canada. Econ. Geol. 110 |  | | Journal (article/letter/editorial) | | associated with pyrite, albite, pyrrhotite, molybdenite, zircon, and chlorite. X-ray element mapping revealed that...lower and theand upper Formation in the Datian tian area (Figure 2). The Lengzhuguan Formation consists of...are widely present in the tian area (Datian quartz diorite and Datian area (Datian quartz diorite andHeime... Figure 2. Schematic geologic map of the Datian area. The age of the Datian quartz diorite, Heime granite...Schematic geologic map of [14,19,21]. the Datian area. The age of the Datian quartz diorite, Heime granite |  | López-Moro, F. J., Romer, R. L., Rhede, D., Fernández, A., Timón-Sánchez, S. M., Moro, M. C. (2019) Early uranium mobilization in late Variscan strike-slip shear zones affecting leucogranites of central western Spain. Journal of Iberian Geology, 45 (1). 223-243 doi:10.1007/s41513-018-0091-1 | Journal (article/letter/editorial) | | between granite emplacement (347.6 ± 1.9 Ma, U–Pb zircon) and uraninite (chemical age 300 ± 3 Ma) excludes...highly refractory minerals such as monazite and zircon, Cathelineau 1987; López-Moro et al. 2013; Wilde...of Western Europe (Fig. 1a), represents a large area of late Journal of Iberian Geology Fig. 1 a...most relevant tectonic structure in the studied area is the Villalcampo Shear Zone (VSZ), affecting to...dated as Carboniferous (347.6 ± 1.9 Ma; 2σ, U–Pb zircon; Gutiérrez-Alonso et al. 2018). The VSZ is a dextral |  | Yu, Chi-Da, Wang, Kai-Xing, Liu, Xiao-Dong, Cuney, Michel, Pan, Jia-Yong, Wang, Gang, Zhang, Lin, Zhang, Jian (2020) Uranium Mineralogical and Chemical Features of the Na-Metasomatic Type Uranium Deposit in the Longshoushan Metallogenic Belt, Northwestern China. Minerals, 10 (4) 335 doi:10.3390/min10040335 | Journal (article/letter/editorial) | | The Paleoproterozoic Longshoushan Group in this area represents the oldest strata, a highly deformed...Mesozoic and Cenozoic strata are rarely present in this area. The magmatic activity was intense in this metallogenetic...two to three kilometers, representing an exposed area of 160 km2 . The Jiling complex is composed of diorite...2B) [14]. Figure 2. (A) A geological map of the area around the Jiling uranium deposit (modified after...pitchblende A disseminated in calcite, adjacent to zircon and infilling microfractures within apatite crystal |  | Yuan, Feng, Jiang, Shao-Yong, Liu, Jiajun, Zhang, Shuai, Xiao, Zhibin, Liu, Gang, Hu, Xiaojia (2019) Geochronology and Geochemistry of Uraninite and Coffinite: Insights into Ore-Forming Process in the Pegmatite-Hosted Uraniferous Province, North Qinling, Central China. Minerals, 9 (9) 552 doi:10.3390/min9090552 | Journal (article/letter/editorial) | | structure of uraninite and U(SiO4 )1-x (OH)x with zircon (ZrSiO4 )- or thorite (ThSiO4 )-type structure...during the Palaeoproterozoic [30], recent detrital zircon dating suggested that they were mainly formed during...mineral paragenetic sequence. However, euhedral zircon crystals occur as xenocrysts within biotite aggregates...2b) and uraninite grains (Figure 2f), suggestive zircon precipitation occurred before uraninite and biotite...uraninite, coffinite, thorite, rutile, ilmenite, zircon, monazite, apatite, pyrite, molybdenite, galena |  | Wu, Bin, Bonnetti, Christophe, Liu, Yue, Zhang, Zhan-Shi, Guo, Guo-Lin, Li, Guang-Lai, Hu, Yin-Qiu, Yan, Zhao-Yan (2021) Uraninite from the Guangshigou Pegmatite-Type Uranium Deposit in the North Qinling Orogen, Central China: Its Occurrence, Alteration and Implications for Post-Caledonian Uranium Circulation. Minerals, 11 (7) 729 doi:10.3390/min11070729 | Journal (article/letter/editorial) | | K-feldspar around uraninite from the Mangalwar complex, India, were interpreted to form under low-temperature...during the Paleoproterozoic period [27], but recent zircon U-Pb geochronology of 1400–1600 Ma, 962–1062 Ma...X-ray analyses, X-ray elemental mapping, selected area electron diffraction (SEAD), fast Fourier transform...(Figure 2e). Accessory mineral assemblages consist of zircon, uraninite, monazite, thorite, apatite, xenotime...while mineral inclusions of rutile, monazite and zircon (<200 µm across) are sometimes enclosed in large |  | Zhang, Long, Chen, Zhenyu, Li, Shengrong, Santosh, M., Huang, Guolong, Tian, Zejin (2017) Isotope geochronology, geochemistry, and mineral chemistry of the U-bearing and barren granites from the Zhuguangshan complex, South China: Implications for petrogenesis and uranium mineralization. Ore Geology Reviews, 91. 1040-1065 doi:10.1016/j.oregeorev.2017.07.017 | Journal (article/letter/editorial) | | Geological Sciences, No. 26 Baiwanzhuang Road, Xicheng District, Beijing 100037, China. E-mail address: czy7803@126...the complex, using zircon U-Pb ages, whole-rock geochemistry, Sr-Nd isotopic and zircon Hf isotopic data...petrogenesis and uranium mineralization. LA-ICP-MS zircon U-Pb dating shows that both the Changjiang and...granites are (within error) consistent with the zircon U-Pb ages and are considered to represent the emplacement...lithology of host rocks, the uranium deposits in this area can be classified as granitic type, volcanic type |
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