 | | Journal (article/letter/editorial) | | STUDY OF THE EL MOCHITO Zn-Pb-Ag DEPOSIT K. M. AULT†,* AND A. E. WILLIAMS-JONES Department of Earth and...2A7, Canada Abstract The El Mochito mine, located in west-central Honduras, exploits a Zn-Pb-Ag skarn...hedenbergite-diopside series and garnet in the andradite-grossular series. A strong structural control...skarn, appears spatially associated with the El Mochito deposit, and a source of fluid and metals has...and +2 per mil, suggesting that the sulfur at El Mochito was primarily igneous in origin. Lead isotope |  | Vazquez, Rodrigo, Vennemann, Torsten W., Kesler, Stephen E., Russell, Norman (1998) Carbon and oxygen isotope halos in the host limestone, El Mochito Zn-Pb-(Ag) skarn massive sulfide-oxide deposit, Honduras. Economic Geology, 93 (1) 15-31 doi:10.2113/gsecongeo.93.1.15 | Journal (article/letter/editorial) | | e Deposit,Honduras RODRIGO V•ZQUEZ,*TORSTEN W. VENNEMANN **A STEPHEN E. KESLER, Department of Geological...PacificHonduras, ApartadoPostal342,SanPedroSula,Honduras Abstract E1 Mochito,the largestoperating minein CentralAmerica...observed in thestableisotope composition of carbonEL MOCHITO isa skarnsulfide-oxide, limestone-replacement ate...of determining enoughto be usefulfor regionalor mine-scale lelingor crosscutting bedding(Preseot, 1926;Megawet...geologic and geochemical characteristics of E1 Mochito * Corresponding author: email, torven@uni-tuebingen |  | Williams-Jones, A. E., Samson, I. M., Ault, K. M., Gagnon, J. E., Fryer, B. J. (2010) The Genesis of Distal Zinc Skarns: Evidence from the Mochito Deposit, Honduras. Economic Geology, 105 (8) 1411-1440 doi:10.2113/econgeo.105.8.1411 | Journal (article/letter/editorial) | | Distal Zinc Skarns: Evidence from the Mochito Deposit, Honduras A. E. WILLIAMS-JONES,1,† I. M. SAMSON...Republic of Ireland Abstract The Mochito deposit, located in Honduras, is a distal Zn(-Pb-Ag) skarn in...from grandite, with a composition of ~Ad55 to andradite (≥Ad90), whereas later skarn, or skarn distal...and most trace elements, whereas formation of andradite skarn (from grandite skarn) involved losses of...equiv. Fluid inclusions could not be observed in andradite. Small proportions of CO2, CH4, and N2 were detected |  | Xu, Rong, Li, Wen-Chang, Deng, Ming-Guo, Zhou, Jia-Xi, Ren, Tao, Yu, Hai-Jun (2019) Genesis of the superlarge Luziyuan Zn-Pb-Fe(-Cu) distal skarn deposit in western Yunnan (SW China): Insights from ore geology and C-H-O-S isotopes. Ore Geology Reviews, 107. 944-959 doi:10.1016/j.oregeorev.2019.03.015 | Journal (article/letter/editorial) | | Magmatic rocks are scarce in/around the Luziyuan mine, except for sporadic unmineralized diabase dikes..., 2010), which outcrops ~14 km southeast of the mine (Figs. 1B and 2A). Nevertheless, regional gravity...concealed intermediate-felsic pluton at depth under the mine (e.g., Dong, 2007; Dong and Chen, 2007; Zhao et...that most garnets from Luziyuan fall into the andradite-grossular-pyralspite solid solution series...et al., 1992)) skarn deposits are dominated by andradite and spessartine, respectively. This may be the |  | | Journal (article/letter/editorial) | | Skarn Zonation and Fluid Evolution in the Groundhog Mine, Central Mining District, New Mexico LAWRENCE D...andPb/Agratiosall increase toward the distal southwestend of the mine where highestZn, Pb, and total metal grades also...investigationsof single mines (Paige, 1909; Graton, the mine was closed in 1980 due to a combination of 1910;...increasingsmeltercosts. the 2100, 1950, and 1650 mine levels and selective Skarnmetalcontent(baseduponproduction)iszoned...reloggingof more than 100 diamonddrill holes. withinthe mine (Table1) and,in general,copperdeGeologyand Ore Deposits |  | Palinkaš, Sabina Strmić, Palinkaš, Ladislav A., Renac, Christophe, Spangenberg, Jorge E., Lüders, Volker, Molnar, Ferenc, Maliqi, Gani (2013) Metallogenic Model of the Trepča Pb-Zn-Ag Skarn Deposit, Kosovo: Evidence from Fluid Inclusions, Rare Earth Elements, and Stable Isotope Data. Economic Geology, 108 (1) 135-162 doi:10.2113/econgeo.108.1.135 | Journal (article/letter/editorial) | | Institute of Mineralogy and Petrography, Geological Department, University of Zagreb, HR-10000 Zagreb, Croatia...According to the microprobe data, garnets are andradite in composition. The fragment rim is characterized...fibroradial to spherulitic aggregates. Ca-Fe garnets (andradite) occur rarely, exclusively in the uppermost levels...2H+. (1) Predomination of hedenbergite over andradite reflects a high ferrous/ferric ratio as a consequence...Therefore, fluids present in inclusions on the 75-m mine level were trapped approximately 780 m below the |  | Zhang, Yong-chao, Gao, Shun-bao, Zheng, You-ye, Jiang, Jun-sheng, Zhang, Shu-zhi, Jiang, Xiao-jia, Guo, Xin-ran (2018) Mineralogy, fluid inclusions and C–H–O–S–Pb isotopes of the Palaeocene Longgen Pb-Zn deposit in the western Nyainqentanglha belt, Tibet. Ore Geology Reviews, 102. 18-43 doi:10.1016/j.oregeorev.2018.08.026 | Journal (article/letter/editorial) | | of grossular gradually increase, while the andradite end members gradually decrease with distance (And(92...low Mn, as evidenced by the high proportion of andradite (9.0–99.5 mol. %) and grossularite (0.5–90.9 mol...2004). The garnets in the endoskarn are mainly andradite (And(92.5−99.5)Gro(0.5−7.5) Pra(0.0−0.1)), those...coexisting with ore minerals are mostly composed of andradite and grossular in a broad compositional range(And(37...limestones generally consist of grossular with minor andradite (And(9.0−36.5) Gro(63.4−90.9)Pra(0.1−0.5); Appendix |  | Peng, Hui-juan, Mao, Jing-wen, Hou, Lin, Shu, Qi-hai, Zhang, Chang-qing, Liu, Huan, Zhou, Yun-man (2016) Stable Isotope and Fluid Inclusion Constraints on the Source and Evolution of Ore Fluids in the Hongniu-Hongshan Cu Skarn Deposit, Yunnan Province, China. Economic Geology, 111 (6) 1369-1396 doi:10.2113/econgeo.111.6.1369 | Journal (article/letter/editorial) | | vesuvianite, and abundant exoskarn with red-brown andradite (Adr75–98Gr2–22), sahlite (Di28–41Hd58–71), and...monzonite porphyry and porphyritic granite of the mine area, and the petrography, major, and trace element...exoskarn belongs to the grossularite-andradite series, and andradite is dominant (Adr75–98Gr2–22). Many...Mineral abbreviations after Kretz (1983): Adr = andradite, Cc = calcite, Cpy = chalcopyrite, Di = diopside...compositions of skarn and host limestone in the El Mochito deposit, that ore fluids can undergo significant |  | Siron, Chris R., Thompson, John F.H., Baker, Tim, Darling, Robert, Dipple, Gregory (2019) Origin of Au-Rich Carbonate-Hosted Replacement Deposits of the Kassandra Mining District, Northern Greece: Evidence for Late Oligocene, Structurally Controlled, and Zoned Hydrothermal Systems. Economic Geology, 114 (7) 1389-1414 doi:10.5382/econgeo.4664 | Journal (article/letter/editorial) | | Baker,2 Robert Darling,3 and Gregory Dipple4 1 Department of Earth and Atmospheric Sciences, Cornell University...Vancouver, British Columbia V6C 2B5, Canada Department, State University of New York, Cortland, New...(Svoula Group) Quartz-sericite marble (Svoula Group) Mine (historic, active or development) Normal fault...consists of a high-temperature mineral assemblage of andradite garnetdiopside ± anhydrite with epidote and magnetite...exposure at the 264-m level of the Mavres Petres mine (Fig. 3J). Each sample displays a distinctive interlocking |  | Zhao, Chun-tao, Sun, Jing-gui, Chu, Xiao-lei, Qin, Ke-zhang, Ren, Liang, Xu, Zhi-kai, Liu, Yang, Han, Ji-long, Bai, Cheng-lin, Shu, Wang (2021) Metallogeny of the Ergu Fe-Zn polymetallic deposit, central Lesser Xing’an Range, NE China: Evidence from skarn mineralogy, fluid inclusions and H-O-S-Pb isotopes. Ore Geology Reviews, 135. 104227pp. doi:10.1016/j.oregeorev.2021.104227 | Journal (article/letter/editorial) | | are composed of reddish-brown to yellowishgreen andradite (And63.7~939Gro1.15~34.6Ura + Pyr + Spe1.55~5...9Ura + Pyr + Spe1.82~3.22) (Ura-Uvarovite, And-Andradite, Pyr-Pyrope, Spe-Spessartine, Gro-Gros sular)...al. (2005). Abbreviations: Gr-grossularite, Ad-andradite, Sp-spessartine, Al-almandine, Di-diopside, Hd-hedenbergite...low Al, as evidenced by the high proportion of andradite (89.1–93.9 mol.%), followed by grossularite (1...grossularite (46.0–74.9 mol.%), the lowest content of andradite (22.4–48.1 mol.%) and similar contents of uvarovite |  | Palinkaš, Sabina, Peltekovski, Zlatko, Tasev, Goran, Serafimovski, Todor, Šmajgl, Danijela, Rajič, Kristijan, Spangenberg, Jorge, Neufeld, Kai, Palinkaš, Ladislav (2018) The Role of Magmatic and Hydrothermal Fluids in the Formation of the Sasa Pb-Zn-Ag Skarn Deposit, Republic of Macedonia. Geosciences, 8 (12) 444 doi:10.3390/geosciences8120444 | Journal (article/letter/editorial) | | Neufeld 1 and Ladislav Palinkaš 5 1 2 3 4 5 6 * Department of Geosciences, Faculty of Sciences and Technology...rajic@gmail.com (K.R.); kai.neufeld@uit.no (K.N.) Mine SASA DOO, Rudarska u. 28, MK-2304 Makedonska Kamenica...Bremen, Germany; danijela.smajgl@thermofisher.com Department of Geology, Faculty of Science, University of...the Svinja Reka locality, an active underground mine at the Sasa deposit. The representative samples...metamorphic the ofmetamorphism associated over garnets (andradite) suggests a high ferrous/ferricsignature ratio |  | He, Wenyan, Yang, Liqiang, Brugger, Joël, McCuaig, T. Campbell, Lu, Yongjun, Bao, Xinshang, Gao, Xuequan, Lu, Yiguan, Xing, Yanlu (2017) Hydrothermal evolution and ore genesis of the Beiya giant Au polymetallic deposit, western Yunnan, China: Evidence from fluid inclusions and H–O–S–Pb isotopes. Ore Geology Reviews, 90. 847-862 doi:10.1016/j.oregeorev.2016.10.035 | Journal (article/letter/editorial) | | Australia e Mineral Exploration Research Centre, Department of Earth Sciences, Laurentian University, TE...typically consist of by fine-grained, red-brown andradite-grossularite garnet (60–90 vol. %), diopside-hedenbergite...analyses indicate that the garnets consist of andradite and grossular (Adr28.69– 96.44 Grs2.00 –67.38)...(from CE P −180 to +600°C) at the Geochemistry department, China University of Geosciences, Beijing. The...trapped in prograde (Stage I) skarn minerals (andradite and diopside), and are typical of skarn deposits |  | | Report (volume) | | West 920 Riverside Ave. WASHINGTON, D.C.--U.S. Department of the Interior Bldg., Rm. 2650, 1849 C St.,... U.S. GEOLOGICAL SURVEY BULLETIN 1693 U.S. DEPARTMENT OF THE INTERIOR MANUEL LUJAN, JR., Secretary...based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...useful sources for multiple deposit types (Canada Department of Energy, Mines and Resources, 1980; DeYoung |  | | Book | | Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...Oblast. Alpine-type clefts in the famous Dodo quartz mine commonly contain ilmenite, occurring as lustrous...ilmenite crystals as described here for the Dodo mine. In general, ilmenite crystals from the Subpolar |  | Shu, Q., Lai, Y., Sun, Y., Wang, C., Meng, S. (2013) Ore Genesis and Hydrothermal Evolution of the Baiyinnuo'er Zinc-Lead Skarn Deposit, Northeast China: Evidence from Isotopes (S, Pb) and Fluid Inclusions. Economic Geology, 108 (4) 835-860 doi:10.2113/econgeo.108.4.835 | Journal (article/letter/editorial) | | orebodies, hanging wall, footwall, and also some from mine dumps. Zircon U-Pb ages Two Hercynian intrusive...minerals (natural sanidine (K), pyrope (Mg), andradite (Fe, Ca), albite (Na, Al), and rutile (Ti)), and...02 96.00 21.9 78.1 Notes: Abbreviations: Ad = andradite, Cs = clinozoisite, Di = diopside, Gr = grossular...deposits summarized by Meinert et al. (2005). Ad = andradite, Di = diopside, Gr = grossular, Pyralspite = (pyrope...0361-0128/98/000/000-00 $6.00 the staff at the Baiyinnuo’er mine for their hospitality and valuable help during fieldwork |  | | Journal (issue) | | garnet from the San Juan chimney in the El Mochito mine, Honduras. The upper photograph shows a small chapel...Meinert Center for Mineral Resources Science Department of Geology and Geological Engineering Colorado...administration in Washington, DC, first in the Department of Education’s General Counsel Office and then...Executive (Presidential Order 13817) and Secretarial (Department of Interior – S.O. 3359) orders. I also represented...United States obtain a high school degree (U.S. Department of Education, 2019). In addition, the quality |  | | Journal (article/letter/editorial) | | hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...member of the ugrandite s.s.s. (grossularite and andradite garnets) develops in a metamorphic environment...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content | | | Journal (article/letter/editorial) | | hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...member of the ugrandite s.s.s. (grossularite and andradite garnets) develops in a metamorphic environment...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content |  | | Book | | Associations and Deposits PARTB Peter Laznicka Department of Earth Sciences, University of Manitoba, Winnipeg...1^//" " \ ~ skari ~* r + +j//+V+\ Henderson^*/-\ El Teniente K\ ^ΐ&^" 4km tourmaline f breccia pipes...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...joints ~~jr-*~z?Z. Joint pattern ί Quarts veins ft Mine; fr-iron, Cwcefiper, m U.S. Homestead mmmww** Vehicle |  | | Book | | Associations and Deposits PARTB Peter Laznicka Department of Earth Sciences, University Man. R3T2N2,...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...accumulated in endocontact stockworks. The small Jessie mine in the Breckenridge field (about 2 t Au; Lovering...cover sequences, and 1034 Fig. 28-14. Jessie gold mine, Breckenridge, Colorado. LITHOTHEQUE, after Ransome |  | | Report (issue) | | W.& JAHNS,R.H. (1962):A method AL-IA Y. & CAIMlaL\EL,LS.E. (1967): A BURNHAM, __ .. __ ........... J.luwrol...apatite during the crystallization of (e.g., Elliot el al. 1982;Ballhaus& Stumpfl 1985, Upper Zone b (UZb)...HUNT, J. P. (1975): The porphyry copper deposit at El Salvador, Chile. Econ.Geol.70, 857-912. CANDELA...high viscosity of silicate melts), though Pastcris el al. (accepted) convincinglyshowed how non-silicate...sulfur-saturatedarc magmas and the 1982 eruptions of El Chich6n Volcano. J. Petrology3I, 1071-1114. PALAIS |  | | Book (volume) | | Fecal excretion of 1981; K. S. Spiegler and Y. M. El Said, A Desalina- tion Primer, 1994. fever is typified...by sulfur wells ar | ‘i J J storage caverns el pe Fig. 3. Composite cross section of three Gulf...These are S. medica of Mexico, S. officinalis of Honduras, S. papyracea of Brazil, and S. ornata of American...anomalies shifts the storm track of the such as El Nifio, which Satellite monitoring of polar ice ...Satellite Meteorology: An Introduction, U.S. Department of Commerce, Environmen- tal Research Laboratories |
|
El Mochito Mine, Santa Bárbara Department, Honduras