 | 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) | | chemical dating of uraninite in the Samarkiya area, central Rajasthan, northwestern India−implication for...chemical dating of uraninite in the Samarkiya area, central Rajasthan, northwestern India−implication for...chemical dating of uraninite in the Samarkiya area, central Rajasthan, northwestern India− −implication for...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...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...from polygenetic Mangalwar Complex, Northwestern India. Chemie Erde - Geochemistry (2017), http://dx.doi |  | | Journal (article/letter/editorial) | | 721302, India Atomic Minerals Directorate for Exploration and Research, Shillong 793019, India [Received...subsequent alteration at the interface between uraninite inclusions and the host minerals biotite, chlorite...micrometre-scale LREE mobility. K E Y WO R D S : uraninite, radiation halo, K-metasomatism, LREE mobilization...U-Th-REE-bearing minerals) at the interface between uraninite/uranothorite grains within host biotite and chlorite...(biotite, chlorite, and plagioclase) surrounding uraninite inclusions. Another focus is on post-irradiation |  | 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) | | Accepted Manuscript U–Pb dating of single–grain uraninite by isotope dilution thermal ionization mass spectrometry...W-G. Liu, H-M. Li, U–Pb dating of single–grain uraninite by isotope dilution thermal ionization mass spectrometry...journal pertain. U–Pb dating of single–grain uraninite by isotope dilution thermal ionization mass spectrometry...*Corresponding author at: No. 4, 8th Road, Dazhigu, Hedong District, Tianjin, 300170, China. E-mail address: jrtu@mail...jrtu@mail.nankai.edu.cn. Abstract: Uraninite can be used to measure U–Pb ages due to its high uranium and |  | | 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...multivariate stream sediment geochemical anomalies in Ahar area, NW Iran—Mohammad Parsa, Abbas Maghsoudi, and Emmanuel...gold belt, north-northeast Brazil: An example of district-scale mineral system approach to exploration targeting—Leandro |  | 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) | | fluid-driven post-crystallization exchanges affected each uraninite during recent fluid flow events (ca. 40 Ma and 70...elements previously considered as immobile in uraninite, such as REEs, indicate that these elements are...that estimation of the crystallization age of uraninite from substitution trends of Pb to Ca is not applicable...because of an initial integration of calcium in the uraninite lattice at the time of crystallization. Ó 2019...All rights reserved. Keywords: Uranium oxides; Uraninite; Forensic; Rare earth elements; Uranium deposits; |  | | Journal (article/letter/editorial) | | minerals Article In-Situ LA-ICP-MS Uraninite U–Pb Dating and Genesis of the Datian Migmatite-Hosted...Zhang, C.; Song, H.; Cheng, Q. In-Situ LA-ICP-MS Uraninite U–Pb Dating and Genesis of the Datian MigmatiteHosted...formation age of the uraninite remains lacking, which impedes our understanding of uraninite genesis. Two phases...phases of uraninite have been identified according to their relationships with other minerals and their...their field relationships. The phase 1 (Ur1) uraninite is characterized by local development of microfractures |  | 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) | | are three kinds of uranium minerals, including uraninite, pitchblende, and coffinite in the Jiling uranium...compositional variations, primary uraninite was altered to uraninite A and B, and fresh pitchblende was...altered to pitchblende A and B. The best-preserved uraninite crystals displayed a euhedral-shape with high...interpreted as primary uraninite. The EMPA U-Th-Pb chemical ages revealed that uraninite may have formed at...contents illustrated that the best preserved uraninite crystallized at a high temperature. Altered pitchblende |  | 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) | | (W, Sn, ± Au, ± U). Episyenites/albitites with uraninite mineralization in strike-slip shear zones yield...episyenite/albitite and uraninite mineralization are directly related. Mineral chemistry of uraninite from episyenite...and has immobile element signatures typical for uraninite that formed from a hydrothermal or metamorphic...metamorphic fluid. The mineral chemistry of uraninite hosted in the deformed muscovite-rich leucogranite, together...zircon) and uraninite (chemical age 300 ± 3 Ma) excludes a magmatic origin of uraninite. Mass balance |  | 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) | | minerals Article Uraninite from the Guangshigou Pegmatite-Type Uranium Deposit in the North Qinling...Guo, G.-L.; Li, G.-L.; Hu, Y.-Q.; Yan, Z.-Y. Uraninite from the Guangshigou Pegmatite-Type Uranium Deposit...enrichment of uraninite hosted in biotite granitic pegmatites. At Guangshigou, uraninite commonly occurs...North Qinling Orogen. After this magmatic event, uraninite has experienced multiple episodes of fluid-assisted...aluminosilicate (probably clay minerals) around altered uraninite. This fluid-assisted alteration was concomitant |  | 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) | | minerals Article Geochronology and Geochemistry of Uraninite and Coffinite: Insights into Ore-Forming Process...large-tonnage pegmatite-hosted uraniferous province. Uraninite is predominant and ubiquitous ore mineral and...deposit formation. A comprehensive survey of the uraninite and coffinite assemblage of the Chenjiazhuang...from pre-existing uraninite-A by U-bearing fluids and in situ reprecipitated as uraninite-B under reduced...in situ transformation of primary uraninite-A to second uraninite-B represent a local medium-T (250–450 |  | 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...of the 4. Mineralogical characteristics of uraninite and biotite carry implications for mineral exploration...oxygen fugacity, but higher F content, and the uraninite has higher UO2 content but lower ThO2 content...granites. The mineralogical characteristics of uraninite and biotite can be used to distinguish between...lithology of host rocks, the uranium deposits in this area can be classified as granitic type, volcanic type |
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