| Sun, Bingke, Ruan, Banxiao, Lv, Xinbiao, Tuohan, Bieersen, Ratchford, Michael Edward (2020) Geochronology and geochemistry of the igneous rocks and ore-forming age in the Huangtan Au Cu deposit in the Kalatag district, Eastern Tianshan, NW China: Implications for petrogenesis, geodynamic setting, and mineralization. Lithos, 368. 105594pp. doi:10.1016/j.lithos.2020.105594 | Journal (article/letter/editorial) | and 439.2 ± 1.4 Ma, respectively, f determined by LA-ICP-MS U-Pb dating. Re-Os dating of pyrite from the...Primary ore minerals in Huangtan deposit are chalcopyrite, sphalerite, and pyrite, with minor galena and...with slight e- enrichment of light REE (LREE) ([La/Yb] N=2.42-6.03) and moderately negative-to-positive...displays relatively consistent LREE-enriched patterns ([La/Yb]N=2.90-5.26) with moderate negative Eu anomalies...Ma and 429.8 ± 5.9 Ma from primary pyrite and chalcopyrite of Huangtupo and Hongshi Cu-Zn-Au deposits in | | Zheng, Jiahao, Chai, Fengmei, Feng, Wanyi, Yang, Fuquan, Shen, Ping (2018) Geochemistry and chronology of the early Paleozoic diorites and granites in the Huangtupo volcanogenic massive sulfide (VMS) deposit, Eastern Tianshan, NW China: Implications for petrogenesis and geodynamic setting. Lithos, 302. 455-466 doi:10.1016/j.lithos.2018.01.022 | Journal (article/letter/editorial) | setting of the northern part of Eastern Tianshan. RI LA-ICP-MS zircon U-Pb analyses suggest that the granites...deposit. Ore minerals are mainly composed of chalcopyrite, pyrite, and sphalerite, with minor galena,...grains from granites and diorites are shown in Fig. 4. LA-ICP-MS zircon U-Pb results are given in Supplementary...light rare earth element (LREE) enriched patterns ([La/Yb]N = 2.45 -9.18) with moderate negative to positive...have relatively coherent LREE enriched patterns ([La/Yb]N = 4.20 -4.94) with weakly negative Eu PT anomalies | | Pe-Piper, Georgia, Piper, David J.W., McFarlane, Chris R.M., Sangster, Chris, Zhang, Yuanyuan, Boucher, Brandon (2018) Petrology, chronology and sequence of vein systems: Systematic magmatic and hydrothermal history of a major intracontinental shear zone, Canadian Appalachians. Lithos, 304. 298-310 doi:10.1016/j.lithos.2018.02.016 | Journal (article/letter/editorial) | was determined from literature reports and new U-Pb LA-ICPMS dating of monazite and allanite in veins. Vein...is central to this study and we have applied AC LA-ICPMS U-Pb dating to monazite and allanite crystals...particular emphasis on an old AC crushed aggregate quarry on Lynn Road and a well-exposed coastal section...were dated using the UâPb system by in-situ CR LAâICPâMS at the University of New Brunswick on 30 ïm...5M), or synchysite with minor pyrrhotite and chalcopyrite (Fig. 5L). In geochronology sample 9869, as | | Li, GuangMing, Cao, MingJian, Qin, KeZhang, Hollings, Pete, Evans, Noreen J., Seitmuratova, Eleonora Yusupovha (2016) Petrogenesis of ore-forming and pre/post-ore granitoids from the Kounrad, Borly and Sayak porphyry/skarn Cu deposits, Central Kazakhstan. Gondwana Research, 37. 408-425 doi:10.1016/j.gr.2015.10.005 | Journal (article/letter/editorial) | with high Sr (517.5-785.3 ppm), Sr/Y (50.60-79.26), (La/Yb)N (9.37-19.62) but low Y (6.94-11.54 ppm) and...disseminated and stockwork ore are: pyrite, chalcopyrite, bornite, molybdenite, enargite, tetrahedrite...zonation with a bornite-chalcopyrite assemblage in the central part and pyrite-chalcopyrite and polymetallic...alteration. The primary sulfides are pyrite, chalcopyrite, molybdenite with minor sphalerite, tetrahedrite...bornite and chalcopyrite; a middle zone of epidote, actinolite, gold, emplectite, chalcopyrite and pyrrhotite; | | Wu, Song, Zheng, You-Ye, Sun, Xiang, Liu, Sheng-Ao, Geng, Rui-Rui, You, Zhi-Ming, Ouyang, Hai-Tao, Lei, Dong, Zhao, Zhong-Ying (2014) Origin of the Miocene porphyries and their mafic microgranular enclaves from Dabu porphyry CuâMo deposit, southern Tibet: implications for magma mixing/mingling and mineralization. International Geology Review, 56 (5) 571-595 doi:10.1080/00206814.2014.880074 | Journal (article/letter/editorial) | source region. The HMPs have high Sr/Y (88.2â135.7), La/Yb (25.0â31.9) ratios, and moderate Mg# (46.2â49...Replacement biotites often contain the inclusions of chalcopyrite and pyrite. The sericitization is weakly developed...Ovoidal-shaped enclave with disseminated pyrite and chalcopyrite. The plagioclase and quartz megacrysts in the...with little sparsely distributed pyrite and chalcopyrite. The MMEs, ranging from centimetres to tens...indicate the locations of SHRIMP UâPb analyses and LAâICPâMS Hf analyses, respectively. SHRIMP UâPb ages | | Sharma, Abhinay, Giri, Rohit Kumar, Rao, N. V. Chalapathi, Rahaman, Waliur, Pandit, Dinesh, Sahoo, Samarendra (2019) Arc-Related Pyroxenites Derived from a Long-Lived Neoarchean Subduction System at the Southwestern Margin of the Cuddapah Basin: Geodynamic Implications for the Evolution of the Eastern Dharwar Craton, Southern India. The Journal of Geology, 127 (5) 567-591 doi:10.1086/704361 | Journal (article/letter/editorial) | ReïŹected-light photomicrograph showing the presence of chalcopyrite (Chy) in the Gurramkonda pyroxenites. E, F,...enrichment of light REEs (LREEs) over heavy REEs (HREEs), (La/Yb)N ranging from 6.06 to 7.38 (ïŹg. 7A). They also...lithophile elements (LILEs; e.g., Rb, Th, U, and La) and depletion in high ïŹeld strength elements (HFSEs;...positive spikes of Ta and Pb and depletions in Nb, La, Ce, Pr, and Zr (ïŹg. 7B)âfeatures that are in fact...Davies and von Blanckenburg (1995). signals. In the La/Sm and Sm/Yb ratios plots (after Whattam et al. 2011; | | Mohebi, Aida, Sepidbar, Fatemeh, Mirnejad, Hassan, Behzadi, Mehrdad (2020) Molybdenite ReâOs dating, petrology, and geochemistry of granitoids in the Bondar Hanza porphyry Cu deposit (
UrumiehâDokhtar
magmatic arc), Iran: Insight into petrogenesis, mineralization, and tectonic setting. Geological Journal, 55 (11). 7499-7516 doi:10.1002/gj.3874 | Journal (article/letter/editorial) | spectrometer at associated with pyrite and chalcopyrite veinlets. Quartz, sericite, chlo- the Geological...(Figure 6g). The argillic plasmaâmass spectrometer (LAâICPâMS) with Resonetics S-155-LR alteration is composed...University Cu-bearing and Mo-bearing minerals as chalcopyrite, bornite, and of New Brunswick, Canada (see...with dual external rotary pumps. The laser ablation (LA) instrument has a two-volume low-volume Laurin Technic...containing quartz, molybdenite, pyrite, and chalcopyrite, minerals from potassic alteration. Six sulphur | | | Journal (article/letter/editorial) | pyrrhotite, arsenopyrite, löllingite (FeAs2), and chalcopyrite. Some cm-scale layers within the proximal gneisses...disseminated pyrrhotite, arsenopyrite, löllingite, chalcopyrite, pentlandite, gold and bismuth, whereas the...are more fractionated in the LREE through MREE ((La/ Sm)CN = 5.4) compared to the MREE through HREE which...change in fractionation relative to distal gneisses ((La/ Sm)CN = 4.4; (Gd/Yb)CN = 1.4)). In contrast to the...display strong fractionation of LREE from HREE (e.g., (La/Yb)CN N 50) and large positive Eu anomalies, Grt | | | Journal (article/letter/editorial) | Sorbonne UniversitĂ©, CNRS-INSU, Institut des Sciences de la Terre de Paris, ISTeP UMR 7193, F- NU 75005 Paris...(previously-retrogressed?) plagioclase (Fig. 4 h-i). Chalcopyrite is found sporadically throughout retrogression... ACCEPTED MANUSCRIPT REFERENCES Alcock F J. (1927). La rĂ©gion cartographiĂ©e du Mont Albert, QuĂ©bec; Memoir...(1983). Analyse structurale du groupe ShickShock et de la pĂ©ridotite alpine du Mont NU Albert, GaspĂ©sie....Canadian Mineralogist 43, 129-156. CamirĂ© G., La FlĂšche M. & Jenner G. (1995). Geochemistry of pre-Taconian | | De Souza, StĂ©phane, DubĂ©, BenoĂźt, Mercier-Langevin, Patrick, McNicoll, Vicki, Dupuis, CĂ©line, Kjarsgaard, Ingrid (2019) Hydrothermal Alteration Mineralogy and Geochemistry of the Archean World-Class Canadian Malartic Disseminated-Stockwork Gold Deposit, Southern Abitibi Greenstone Belt, Quebec, Canada. Economic Geology, 114 (6) 1057-1094 doi:10.5382/econgeo.4674 | Journal (article/letter/editorial) | Kjarsgaard3 1 Geological Survey of Canada, 490 rue de la Couronne, Quebec, Quebec G1K 9A9, Canada 2 Geological...ca *Current address: DĂ©partement des sciences de la Terre et de lâatmosphĂšre, UniversitĂ© du QuĂ©bec Ă ...carbonate-feldspar, cc = calcite, chl = chlorite, cpy = chalcopyrite, dol = dolomite, fl = fluorite, gn = galena...(ICP-MS) for Rb, Cs, Ta, Nb, Hf, Zr, Y, Sn, W, Ag, La, Ce, Yb, and Lu. Co, Cr, Cu, Ni, Mo, Pb, and Zn were...graywacke. Traces of pyrite, pyrrhotite, apatite, chalcopyrite, and tourmaline, as well as subeuhedral metamorphic | | | Book (volume) | Ker^^f/acht 17 â Lsi^era i K , MINĂRALOGIE LA FRANCE le Ke prĂ©sent volume a Ă©tĂ© publiĂ© en deux...minĂ©ralogie an dâhistoire naturelle minĂ©ralogie DE LA FRANCE LT DE SES COLONIES description physique et... 15, BAUDRY et Cil-, MAISON A LIĂGE, RUE DE LA REGENCE, 1897 Tous droits rĂ©servĂ©s EK BICLIOTHE...y a trois ans, MinĂ©ralogie de la France jâai et II entrepris la publication de ma de ses colonies...jây ai trouvĂ©s moi-mĂȘme en trĂšs grand nombre. La comparaison des documents publiĂ©s dans mon premier | | | Book (edition) | Chapitre 1. Introduction Ă la gĂ©ologie Ă©conomique 1.1 Qu'est-ce que la gĂ©ologie Ă©con1omique? 1.2 ...qu'un gisement? 1.3 Les facteurs qui influencent la possibilitĂ© d'exploitation d'un gisement 1.3.1 Teneur...complexe du Bushveld, formĂ©s par une modification de la sĂ©quence de cristallisation d'un magma les gisements...Introduction les facteurs clĂ©s pour la formation d'un gisement hydrothermal 4.2.1 la source de fluides 4.2.2 Source...Source de mĂ©taux 4.2.3 le moteur de la circulation des fluides 4.2.4 Un site et un mĂ©canisme de prĂ©cipitation | | | Book | La mĂ©tasomatose et les roches mĂ©tasomatiques Editeurs : V.A. Zharikov, V.L. Rusinov Auteurs : V.A....types de processus mĂ©tasomatiques sont discutĂ©s selon la thĂ©orie de D.S. Korzhinskii. Les aspects thermodynamiques...expĂ©rimentale de la mĂ©tasomatose sont exposĂ©s. La relation entre la mĂ©tasomatose et la formation des gisements...mĂ©tasomatiques de faible densitĂ©. Une partie importante de la monographie propose des descriptions de roches mĂ©tasomatiques...en insistant sur le contexte gĂ©ologique, la pĂ©trographie, la minĂ©ralogie, les conditions physico-chimiques | | | Book | D'OR EN FRANCE Dans la mĂȘme collection : J.-C. Baudot et J. SĂ©guĂ©la : La terre en rond. Jean et...Bourgeois : Les seigneurs dâAryana. Pierre Chenal : La derniĂšre tempĂȘte. Pierre Clostermann : Le grand...moto. Et j'ai suivi le vent. RenĂ© Desmaison : La montagne Ă mains nues. 342 heures dans les Grandes...sahariens. Jean-Claude HallĂ© : François Cevert : « La mort dans mon J.-Y. Le Toumelin : Kurun autour du...Pari sur la chance. Freddy Tondeur : 10 000 heures sous les mers. A. Viant et P. Carpentier : La course | | | Report (issue) | ET DE LA MARINE MARCHANDE DIRECTION DES MINES, DE LA GEOLOGIE ET DE L' ENERGIE DIVISION DE LA GEOLOGIE...CONTRIBUTION A L'ĂTUDE PĂTROGRAPHIQUE ET STRUCTURALE DE LA ZO_NE INTERNE DU RIF ( Maroc septentrional ) par...MINES ET DE LA MARINE MARCHANDE DIRECTION DES MINES, DE LA GEOLOGIE ET DE L'ENERGIE DIVISION DE LA GEOLOGIE...CONTRIBUTION A L'ĂTUDE PĂTROGRAPHIQUE ET .STRUCTURALE ·DE LA ZONE INTERNE DU RIF ( .Maroc septentrional ) par...Doctorat d'Etat (Sciences naturellesj soutenue Ă la FacultĂ© des Sciences de Paris devant un jury composĂ© | | | Journal (volume) | - RĂGLEMENT Le Bulletin du MusĂ©um est rĂ©servĂ© Ă la publication des travaux faits dans les Laboratoires...Ă occuper la place minima. Les clichĂ©s des figures accompagnant les communications sont Ă la charge des...en mĂȘme temps que le manuscrit, avant la sĂ©ance ; faute de quoi la publication sera renvoyĂ©e au Bulletin...remanieÂŹ ments ou par lâĂ©tat des manuscrits seront Ă la charge des auteurs. Il ne sera envoyĂ© quâune seule...seule Ă©preuve aux auteĂčrs, qui sont priĂ©s de la retourner dans les quatre jours. PassĂ© ce dĂ©lai, lâarticle | | | Journal (volume) | fascicule contient les communications faites dans la rĂ©union du 27 dĂ©cembre 1898, e le titre et les tables...Edwards, Directeur du MusĂ©um, a Ă©tĂ© mandeur de vantes la LĂ©gion d'honneur, et nommĂ© il au grade de com-...de commandeur de A aucune Ă©poque, le la satisfaction la MusĂ©um que nous a fait Ă©prouver sa LĂ©gion...une multitude de travailleurs. M. Milne Edwards la trĂšs heureuse idĂ©e d'instituer des rĂ©unions mensuelles...prĂ©parateurs passions, passion artistique merveilles de la grande Nature, passion philosophique ses mystĂšres |
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