| Okon, Emmanuel E., Kudamnya, Ebenezer A., Oyeyemi, Kehinde D., Omang, Benjamin O., Ojo, Omotayo, Metwaly, Mohamed (2022) Field Observations and Geophysical Research Applied to the Detection of Manganese (Mn) Deposits in the Eastern Part of Oban Massif, South-Eastern Nigeria: An Integrated Approach. Minerals, 12 (10) 1250 doi:10.3390/min12101250 | Journal (article/letter/editorial) | orientations are common to other mineralization, such as gold, banded iron formation (BIF), lead/zinc ores, tantalite...Conceptualization, E.E.O., E.A.K., K.D.O., B.O.O. and M.M.; methodology, E.A.K., K.D.O. and M.M.; software...O. and M.M; formal analysis, E.A.K.; field investigation, E.E.O., E.A.K. and B.O.O.; resources, O.O.... and M.M.; data curation, K.D.O. and E.A.K.; writingâoriginal draft preparation, K.D.O. and E.E.O.; writingâreview...supervision, B.O.O. and M.M.; project administration, E.A.K. and K.D.O.; funding acquisition, M.M. All authors | | Sharygin, Victor V., Ripp, German S., Yakovlev, Grigoriy A., Seryotkin, Yurii V., Karmanov, Nikolai S., Izbrodin, Ivan A., Grokhovsky, Victor I., Khromova, Elena A. (2020) Uakitite, VN, a New Mononitride Mineral from Uakit Iron Meteorite (IIAB) Minerals, 10 (2) 150 doi:10.3390/min10020150 | Journal (article/letter/editorial) | izbrodin@ginst.ru (I.A.I.); lena.khromova.00@mail.ru (E.A.K.) Correspondence: sharygin@igm.nsc.ru; Tel.: +7-383-330-80-84...Meteorite This iron meteorite was found summer 2016 by a gold prospector group during excavation works on river...compositions of the Uakit meteorite and kamacite (ICP-MS and LA-ICP-MS) indicate very low vanadium concentrations... Minerals 2020, 10, 150 15 of 19 kamacite (ICP-MS and LA-ICP-MS) indicate very low vanadium concentrations...G.S.R., I.A.I. and E.A.K. provided preliminary SEM studies. G.A.Y., V.I.G., E.A.K., N.S.K., I.A.I. and | | Zhang, Ju-Quan, Li, Sheng-Rong, Santosh, M., Li, Qing, Niu, Si-Da, Lu, Jing, Yan, Li-Na (2019) The Diaoquan Ag-Cu polymetallic skarn mineralization in central North China Craton: Timing, source and genetic model. Ore Geology Reviews, 104. 745-764 doi:10.1016/j.oregeorev.2018.12.005 | Journal (article/letter/editorial) | âdecratonic gold depositâ (Zhu et al., 2015; Cai et al., 2018). In contrast to the orogenic gold deposit...deposit, the decratonic gold deposit formed from magmatic hydrothermal solutions within extensional tectonic...tectonic setting (Zhu et al., 2015). In addition to gold, several other important mineral deposits, such as...stages: Precambrian and Mesozoic. The former included gold deposits and BIFrelated iron deposits associated...Santosh, 2014; Zhang et al., 2015; 2018). Whereas gold was the major mineralization in the western uplift | | Zhang, Guo-Bin, Yang, Yan-Chen, Wang, Jian, Wang, Ke-Yong, Ye, Song-Qing (2013) Geology, geochemistry, and genesis of the hot-spring-type Sipingshan gold deposit, eastern Heilongjiang Province, Northeast China. International Geology Review, 55 (4) 482-495 doi:10.1080/00206814.2012.727572 | Journal (article/letter/editorial) | geochemistry, and genesis of the hot-springtype Sipingshan gold deposit, eastern Heilongjiang Province, Northeast...geochemistry, and genesis of the hot-spring-type Sipingshan gold deposit, eastern Heilongjiang Province, Northeast...geochemistry, and genesis of the hot-spring-type Sipingshan gold deposit, eastern Heilongjiang Province, Northeast...2015 (Accepted 3 September 2012) The Sipingshan gold deposit, located in the eastern part of the Nadanhada...Datashanlinchang Formation. The orebodies are composed of gold- and pyrite-bearing cherts, silicified breccias | | Zhu, Ligang, Liu, Jiajun, Bagas, Leon, Carranza, Emmanuel John M., Zhai, Degao, Meng, Guangzhi, Wang, Jianping, Wang, Yinhong, Zhang, Fangfang, Liu, Zhenjiang (2019) The Yinachang Fe-Cu-Au-U-REE deposit and its relationship with intermediate to mafic intrusions, SW China: Implications for ore genesis and geodynamic setting. Ore Geology Reviews, 104. 190-207 doi:10.1016/j.oregeorev.2018.11.005 | Journal (article/letter/editorial) | Yangtze Block; Kangdian region; Yinachang deposit; LA-ICP-MS zircon U-Pb dating; zircon trace element analysis...have been recently classified as iron-oxide copper-gold (IOCG) type deposits (e.g. Li et al., 2002; Fang...ablationâinductively coupled plasmaâmass spectrometry (LA-ICP-MS) U-Pb zircon dating, and zircon REE analyses...Ablation-Inductively Coupled Plasma-Mass Spectrometry (LA-ICP-MS) zircon age of 1659 ± 16 Ma (Zhao and Zhou...yields a LA-ICP-MS zircon U-Pb age of 1730 ± 15 Ma, and a dolerite dyke from the area has a LA-ICP-MS zircon | | | Journal (article/letter/editorial) | XENOLITHS FROM THE HATCHER MESA LAMPROITE, WYOMING, USA: INSIGHTS INTO THE COMPOSITION OF THE DEEP CRUST...Sommaire Les enclaves dâorigine crustale entrainĂ©es dans la lamproĂŻte de Hatcher Mesa, Ă Leucite Hills, au Wyoming...felsique. Les calculs gĂ©othermomĂ©triques fondĂ©s sur la composition des deux pyroxĂšnes indiquent une tempĂ©rature...pĂ©trographiques et la composition des roches et des minĂ©raux indiquent que ces enclaves ont rĂ©sultĂ© de la cristallisation...manteau au cours de lâArchĂ©en; ces enclaves ont par la suite Ă©tĂ© affectĂ©es par un Ă©pisode de mĂ©tamorphisme | | Chai, Peng, Sun, Jing-Gui, Xing, Shu-Wen, Men, Lan-Jing, Han, Ji-Long (2015) Early Cretaceous arc magmatism and high-sulphidation epithermal porphyry CuâAu mineralization in Yanbian area, Northeast China: the Duhuangling example. International Geology Review, 57 (9) 1267-1293 doi:10.1080/00206814.2014.960013 | Journal (article/letter/editorial) | is part of the Western PaciïŹc porphyryâepithermal goldâcopper metallogenic belt. Here, we present the results...highsulphidation epithermal gold deposit, located ~15 km NW of the large Xiaoxinancha gold-rich porphyry copper...high-sulphidation epithermal gold deposits to 108â106 Ma and the timing of formation of gold-rich porphyry copper...relationships between epithermal high-sulphidation gold and gold-rich porphyry copper systems and the evolution...highly productive for porphyry copper and epithermal gold mineralization (Hollings et al. 2005, 2011a, 2011b | | | Journal (article/letter/editorial) | interpreted by some works to reflect intrusionrelated gold systems (IRGS). Determining whether magmas can transport...magmatism; physico-chemical parameters; intrusion-related gold systems (IRGS) 2 1. Introduction The Abitibi...Neoarchean greenstone belt renowned for its gold endowment. Gold mineralization is generally related to hydrothermal...dominated by metamorphic fluids, referred to as orogenic gold deposits (Bateman et al., 2005; Gosselin and DubĂ©...fluid influx and correspond to intrusion-related gold systems (IRGS) (Fayol and JĂ©brak, 2017; Ispolatov | | Liu, Bo, Liu, Huan, Zhang, Changqing, Mao, Zhihao, Zhou, Yunman, Huang, Hua, He, Zhonghua, Su, Gangsheng (2015) Geochemistry and geochronology of porphyries from the Beiya goldâpolymetallic orefield, western Yunnan, China. Ore Geology Reviews, 69. 360-379 doi:10.1016/j.oregeorev.2015.03.004 | Journal (article/letter/editorial) | Geochemistry and geochronology of porphyries goldâpolymetallic orefield, western Yunnan, China from...Geochemistry and geochronology of porphyries from the Beiya goldâpolymetallic oreïŹeld, western Yunnan, China, Ore...Zhihao Mao c, Yunman Zhou d, Hua IP Bo Liu T goldâpolymetallic orefield, western Yunnan, China a...University of Geosciences, Beijing D c Yunnan Gold & Mineral Group Co., Ltd, Kunming 650224, China... ACCEPTED MANUSCRIPT Abstract The Beiya goldâpolymetallic orefield, with gold reserves of 305 tons, is one of | | Liu, Yang, Sun, Jinggui, Wang, Qinghai, Pan, Yuedong, Xu, Zhikai, Lei, Fengzhi, Li, Xiaopeng, Zhang, Xinwen, Liu, Yuming (2021) Petrogenesis and oxygen fugacity of the Xintian complex associated with the Naozhi-Xintian porphyryâepithermal system in the Yanbian area, NE China. Ore Geology Reviews, 134. 104138pp. doi:10.1016/j.oregeorev.2021.104138 | Journal (article/letter/editorial) | advancement of investigation, porphyryâepithermal copperâgold metallogenic and dynamic models have been successively...et al., 2015). A spectrum of hydrothermal copperâgold metallic mineralization (Fig. 1b) occurs during...Yanbian area showing the locations of hydrothermal gold or copper deposits (modified from Chai et al., 2015;...minor bornite, tetrahedrite, chalcocite, native gold, electrum and molybdenite (Gu et al., 2016). In...10 km to the south of Baicaogou town, Wangqing County (Fig. 1b). At the current level of erosion (Fig | | Wang, Tao, Liu, Shen, Zhou, Jiaxi, Li, Yubin (2013) Petrogenesis of adamellites from eastern Shandong Province: geochronological, geochemical, and SrâNdâPb isotopic evidence. International Geology Review, 55 (14) 1786-1800 doi:10.1080/00206814.2013.796077 | Journal (article/letter/editorial) | characterized by high light rare earth element contents [(La/Yb)N = 14.96â45.99]; negative Eu anomalies (ÎŽEu =...epoxy resin disc, and then polished and coated with gold film. Zircons were documented with transmitted and...Review NBS987 gave 87 Sr/86 Sr = 0.710246 ± 16(2Ï ); La Jolla gave 143 Nd/144 Nd = 0.511863 ± 8 (2Ï ). Pb...Zr Hf Nb Ta U Th Pb Sc Y La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu REE (La/Yb)N SEu 99.2 30.7 14.6...O and Na2 O contents. The rocks have high LREEs [(La/Yb)N = 15.0â46.0], show negative Eu anomalies (ÎŽEu | | Verma, Sanjeet K., Oliveira, Elson P., Silva, Paola M., Moreno, Juan A., Amaral, Wagner S. (2017) Geochemistry of komatiites and basalts from the Rio das Velhas and Pitangui greenstone belts, SĂŁo Francisco Craton, Brazil: Implications for the origin, evolution, and tectonic setting. Lithos, 284. 560-577 doi:10.1016/j.lithos.2017.04.024 | Journal (article/letter/editorial) | InvestigaciĂłn CientĂfica y TecnolĂłgica (IPICYT), Camino a la Presa San JosĂ© 2055, San Luis PotosĂ 78216, Mexico...1994; Teixeira et al., 1996, 2015), and the Rio de la Plata Craton (Basei et al., 2000; Rapela et al., 2007;...al., 2010; Teixeira et al., 2017). The Rio de la Plata Craton is mainly located in ED Uruguay, and...basalt samples displayed LREEdepleted (La /Smcn=0.66â6.3) to enriched (La /Smcn=0.70â13.9) patterns, whereas...whereas the NU basalts showed flat LREE patterns (La /Smcn=1.13â2.00; Fig. 10). Both the komatiites MA | | | Journal (article/letter/editorial) | norms and the classification of volcanic rocks E.A.K. Middlemost (Sydney, N.S.W., Australia) ......................... 133 Platinum-group elements and gold in komatiitic rocks from the Agrilia Formation, | | Deng, Jianghong, Yang, Xiaoyong, Sun, Weidong, Huang, Yu, Chi, Yueyu, Yu, Liangfan, Zhang, Qianming (2012) Petrology, geochemistry, and tectonic significance of Mesozoic shoshonitic volcanic rocks, Luzong volcanic basin, eastern China. International Geology Review, 54 (6) 714-736 doi:10.1080/00206814.2011.580628 | Journal (article/letter/editorial) | of Maryland , College Park , Maryland , 20742 , USA e No. 327 Geological Team, Anhui Bureau of Land...University of Maryland, College Park, Maryland 20742, USA; e No. 327 Geological Team, Anhui Bureau of Land...et al. 1991; Tang et al. 1998) (Figure 3). Zircon LA(inductively coupled plasma-mass spectrometry) ICP-MS...of biotite syenite and fine-grained granite. The LA-ICPMS zircon U-Pb dating reveals the formation age...emission spectrometry with detection precisions of La: 4.7%; Ce: 5.2%; Pr: 1.8%; Sm: 4.7%; Eu: 1.2%; Gd: | | Liu, Yang, Sun, Jinggui, Zhang, Yong, Han, Jilong, Chu, Xiaolei (2021) Mesozoic crustal thickness variations and related hydrothermal Cu mineralization in eastern Heilongjiang and Jilin Provinces, China. International Geology Review, 63 (11) 1331-1341 doi:10.1080/00206814.2020.1765203 | Journal (article/letter/editorial) | eastern Heilongjiang and Jilin Provinces based on La/Yb ratios of crust-derived I-type granites formed...the growth of continental crust and would have high La/Yb ratios from deeper levels (Profeta et al. 2015;...bole (stable at >~1.4 GPa) retaining Yb relative to La (Lieu and Stern 2019). Realistically, large porphyry...Heilongjiang and Jilin Provinces as a function of La/Yb ratios of exposed I-type granitoids, rather than...study area. Positive correla tions between Sr/Y and La/Yb ratios of intermediatefelsic intrusive rocks and | | Pang, A-Juan, Li, Sheng-Rong, Santosh, M., Yang, Qing-Yu, Jia, Bao-Jian, Yang, Cheng-Dong (2014) Geochemistry, and zircon U-Pb and molybdenite Re-Os geochronology of Jilongshan Cu-Au deposit, southeastern Hubei Province, China. Geological Journal, 49 (1) 52-68 doi:10.1002/gj.2494 | Journal (article/letter/editorial) | District, Beijing, 100083, China 3 Hubei Jilongshan Gold Mining Limited Company, Yangxin, Hubei, 435231,...rocks show enrichment in light rare earth elements ((La/Yb)N = 7.61â12.94) and large ion lithophile elements...ablation inductively coupled plasma spectrometry (LA-ICP-MS) zircon UâPb age indicates that the granodiorite...CuâAu deposit; whole-rock geochemistry; Zircon UâPb LA-ICP-MS geochronology; Molybdenite ReâOs dating 1...the tectonic environment of ore formation based on LA-ICP-MS zircon UâPb dating, molybdenite ReâOs geochronology | | | Journal (article/letter/editorial) | concentration NaOH 6700 FT-IRwas (Thermo Fisher Waltham, MA, USA)(8.3 spectrometer usingApotassium solution the same...aluminum, cromeritics Instruments, Norcross, GA, USA). SEM studies were performed using a LEO and magnesium...Oberkochen, Germany) microscope operated at 10 kV after gold coating the surface.Methods 2.5.fractured Characterization...K., E.V.K., A.G.I. and E.A.K.; investigation, A.M.K., E.V.K., A.G.I. and E.A.K.; writingâoriginal draft...and editing, E.V.K., A.G.I. and E.A.K.; visualization, A.G.I. and E.A.K. All authors have read and agreed | | Liu, Shen, Hu, Ruizhong, Gao, Shan, Feng, Caixia, Coulson, Ian M., Feng, Guangying, Qi, Youqiang, Yang, Yuhong, Yang, Chaogui, Tang, Liang (2013) Zircon UâPb age and SrâNdâHf isotopic constraints on the age and origin of Triassic mafic dikes, Dalian area, Northeast China. International Geology Review, 55 (2) 249-262 doi:10.1080/00206814.2012.707003 | Journal (article/letter/editorial) | ablation inductively coupled plasma mass spectrometry (LAâICPâMS) UâPb zircon analysis yielded an age of 210...2003) programs. Errors on individual analyses by LAâICPâMS are quoted at the 95% (1Ï ) confidence level...level. 3. 3.3. Analytical methods 3.1. Zircon LAâICPâMS UâPb dating Zircon was separated from one of...then polished and coated with a conductive film of gold. Zircon grains were observed with transmitted and...gave 87 Sr/86 Sr = 0.710248 ± 12 (2Ï , n = 10) and La Jolla gave 143 Nd/144 Nd = 0.511856 ± 10 (2Ï , n | | Xia, Fang, Li, Shunda, Gao, Lingling, Chen, Chuan (2022) Geochemistry, Zircon UâPb Ages, and Hf Isotopes of the Devonian Mafic and Acidic Dykes of the Jinba Gold Deposit, NW China: Petrogenesis and Tectonic Implications. Minerals, 12 (7) 871 doi:10.3390/min12070871 | Journal (article/letter/editorial) | the Devonian Mafic and Acidic Dykes of the Jinba Gold Deposit, NW China: Petrogenesis and Tectonic Implications...the Devonian Mafic and Acidic Dykes of the Jinba Gold Deposit, NW China: Petrogenesis and Tectonic Implications...2022 Abstract: The Jinba deposit is an orogenic gold deposit located in the Markakuli shear zone, in...margin of Altay (which corresponds to the Jinba gold deposit) may have formed in an island arc-related...belt; geochemistry; zircon UâPb; Hf isotopes; Jinba gold deposit Published: 9 July 2022 Publisherâs Note: | | Liu, Shen, Hu, Ruizhong, Gao, Shan, Feng, Caixia, Zhong, Hong, Qi, Youqiang, Wang, Tao, Feng, Guangying, Yang, Yuhong (2011) UâPb zircon ages, geochemical and SrâNdâPb isotopic constraints on the dating and origin of intrusive complexes in the Sulu orogen, eastern China. International Geology Review, 53 (1) 61-83 doi:10.1080/00206810902900319 | Journal (article/letter/editorial) | follows: NBS987 gave 87Sr/86Sr ÂŒ 0.710246 ^ 16(2s); La Jolla gave 143 Nd/144Nd ÂŒ 0.511863 ^ 8 (2s). Pb was...LOI Total TZr(8C) Sc V Cr Co Ni Ga Rb Sr Y Zr Nb Ba La Ce Pr Nd Sm Sample rock type 61.01 0.64 15.41 7...(2005). Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta Pb Th U (La/Yb)N Eu/Eu* Sample rock type Table 2 â continued...of shoshonitic lamprophyres in the Pengjiakuang gold district, Shandong Province, China: Geochimica (in...1990, Coesite from Mengzhong eclogite at Donghai county, northern Jiangsu province, China: Mineralogy Magazine | | Sun, Yi-Zhan, Qiu, Kun-Feng, An, Mao-Guo, Li, Shan-Shan, Shang, Zhen, Wang, Yu (2022) Geochronological and Geochemical Constraints on the Petrogenesis of Lamprophyre from the Giant Weishan REE Deposit in China. Minerals, 12 (6) 706 doi:10.3390/min12060706 | Journal (article/letter/editorial) | of the lamprophyre and the tectonic environment. LA-LCP-MS zircon U-Pb dating shows that the crystallization...and TiO2 , and that they are enriched with LREEs (La, Ce) and LILEs (Rb, Ba) and depleted with regard...deposit is located in Weishan Village, Weishan County, Zaozhuang City, Shandong Province. The deposit...resources are exposed in the Luxi Terrane, mainly REE, gold, iron and coal deposits [15,26â29]. Figure 1. (A)...instrument with uncertainties of less than 5%. 4.2. Zircon LA-ICP-MS U-Pb Dating Zircon separation was completed | | Dong, Chaoyi, Li, Gongjian, Yu, Huazhi, Yang, Lin, Li, Huajian (2021) Petrogenesis and tectonic significance of the Fenshuiling and Mengha granitic plutons, SW China: insights from bulk elements, zircon U-Pb ages and Sr-Nd-Hf isotopes. International Geology Review, 63 (3). 276-293 doi:10.1080/00206814.2019.1709222 | Journal (article/letter/editorial) | 88â2.97 ppm) contents, and has limited variations in La/Yb (8.6â20.5) and Dy/Yb (1.6â1.9) with increasing...50 ppm) contents, and shares limited variations in La/Yb (17.0â17.6) and Dy/Yb (1.5â1.7) with increasing...samples (FSL16-1, FSL164, and MH16-3) were performed by LA-ICP-MS U-Pb dating on zircons. Using conventional...nm) laser ablation system (J-200, Applied Spectra, USA) at the National Research Centre of Geoanalysis,...710258 ± 7 (2Ï), and the 143Nd/144Nd ratios of the La Jolla and JNDI-1 Nd standard solutions were 0.511841 | | Zhang, Yaoyao, Liu, Kai, Wang, Ye, Zhang, Da, Mo, Xuanxue, Deng, Yuefei, Yu, Tingxi, Zhao, Zenan (2022) Geological Significance of Late Permian Magmatic Rocks in the Middle Section of the Ailaoshan Orogenic Belt, SW China: Constraints from Petrology, Geochemistry and Geochronology. Minerals, 12 (5) 652 doi:10.3390/min12050652 | Journal (article/letter/editorial) | closure and Block. Wang et al. [24] obtained the LA-ICP-MS zircon U-Pb ages of rhyolites within the orogeny...suggesting that the Block. Wang et al. [24] obtained the LA-ICP-MS zircon U-Pb ages of rhyolites within the Jinshajiang...Geological Characteristics of Mining Area The Mojiang gold deposits are located in the middle section of the...JiujiaâAnding fault, which affects the occurrence of gold and nickel deposits. Folds and faults are relatively...specimens, and micrograph of the rhyolite in Mojiang gold deposits Figure 3. Field photos, hand specimens | | Xu, Zhitao, Sun, Jinggui, Liang, Xiaolong, Xu, Zhikai, Chu, Xiaolei (2020) Geochronology, Geochemistry, and PbâHf Isotopic Composition of Mineralization-Related Magmatic Rocks in the Erdaohezi PbâZn Polymetallic Deposit, Great Xingâan Range, Northeast China. Minerals, 10 (3) 274 doi:10.3390/min10030274 | Journal (article/letter/editorial) | minerals include zircon, titanite, and others. 4.2. LA-ICP-MS Zircon UâPb Dating Zircons were selected from...ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) UâPb isotopic analyses were conducted using...also calculated by Glitter software (ver. 4.4). The LA-ICP-MS UâPb isotopic data are listed in Table S2...(LREE/HREE ratios ranging from 17.03 to 17.98 and (La/Yb)N values varying from 23.91 to 28.24 [73,74],...fractionation (LREE/HREE values of 6.95â9.88 and (La/Yb)N values of 7.39â12.12) with smaller negative | | | Journal (article/letter/editorial) | to obviously negative Eu anomalies (Fig. 4c). The (La/Yb)N ratio ranges from 7.5 to 25.5 and ÎŽEu values...and Y , and changing Sr anomalies (Fig. 4d). 3.2. LA-ICP-MS U-Pb zircon ages Eighteen zircons from the...results Eighteen Hf isotopic analyses were completed on LA-ICP-MS U-Pb dated zircons from the Matou porphyritic...Mao et al. (2003) proposed that three episodes of gold mineralization took place in the region during ca...at the world-class Climax Mo deposit in Colorado of the USA (Seedorff and Einaudi, 2004), and the Shapinggou |
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