 | | Journal (article/letter/editorial) | | 2009. RAPID DEHYDROXYLATION OF NICKELIFEROUS GOETHITE IN LATERITIC NICKEL ORE: X-RAY DIFFRACTION AND...goethitic host. Even though the transformation of pure goethite to hematite is known to occur via intermediate...temperatures in the range 220 800ÂșC. Acicular, nano-sized goethite was the main constituent of the samples with minor...kaolinite, chromite, maghemite, and Mn oxides. Goethite was partially dehydroxylated to OH-hematite at...reflections associated with the Fe sublattice. The goethite unit-cell a and b lengths remained almost constant |  | | Journal (article/letter/editorial) | | exploit only one style of mineralization. At the Goro mine, New Caledonia, however, both the oxide and the...are dominated by Fe oxyhydroxides, principally goethite, in the mid to upper saprolite and extending upwards...(FIGS. 2A, 2B, 3). Nickel is hosted mainly in goethite, by 123 A PR IL 2013 3), the whole profile...thickness of ore horizons in oxide deposits vary; at Moa Bay and East Pinares, Cuba (FIG. A B C Most hydrous...Mg silicate (Mg) ores, Plateau mine, New Caledonia E LEMENTS Goethite Oxide α-(Fe3+)O(OH) 2% Ni, |  | | Journal (article/letter/editorial) | | Accepted Manuscript The solubility of goethite with structurally incorporated nickel and cobalt: Implication...I.M. Ugwu and D.M. Sherman, The solubility of goethite with structurally incorporated nickel and cobalt:...pertain. ACCEPTED MANUSCRIPT The solubility of goethite with structurally incorporated nickel and cobalt:...substitute for Fe in goethite (α-FeOOH) as well as adsorb on goethite. Co and Ni-rich goethite are the dominant...understanding of the aqueous solubility of Ni- and Co-rich goethite would help RI in modelling the formation of |  | | Journal (article/letter/editorial) | | to determine whether this prospect is economic to mine. The mining industry generally minimizes exploration...resources to mineable reserves during the lifetime of a mine, rather than incurring the prohibitive expenditure...92 Brazil 8.7 8.7 8.3 New Caledonia 7.1 12 15 Indonesia 3.9 3.9 13 Madagascar 1.3 1.6 Canada 3.8 3.3 15...extensive flood basalt extrusions during large igneous province (LIP) events. This classification is exemplified...Minnesota, associated with the Keweenawan flood basalt province. Layered intrusion: These deposits are hosted |  | Ito, Akane, Otake, Tsubasa, Maulana, Adi, Sanematsu, Kenzo, Sufriadin, , Sato, Tsutomu (2021) Geochemical constraints on the mobilization of Ni and critical metals in laterite deposits, Sulawesi, Indonesia: A massâbalance approach. Resource Geology, 71 (3) 255-282 doi:10.1111/rge.12266 | Journal (article/letter/editorial) | | critical metals in laterite deposits, Sulawesi, Indonesia: A mass-balance approach Akane Ito1 Sufriadin...Engineering, Hasanuddin University, Makassar, Indonesia 4 Institute for Geo-Resources and Environment...Engineering, Hasanuddin University, Makassar, Indonesia Correspondence Akane Ito, Department of Applied...Grant/Award Number: KAKENHI (19K24388) Abstract Indonesia is one of the largest Ni ore producers in the...Soroako and Pomalaa mining areas of Sulawesi, Indonesia. We integrate geochemical evaluation with a mass-balance |  | | Book | | born hills appear parallel to Mahagiri range due to mine-waste dumping. Unpaved roads serve the movement...The sky is gloomy throughout the day due to the mine and road dust. Social evils, crime, alcoholism,...education, counseling, and training. Making stringent mine-safety rules is not the solutionâit has to be implemented...occurrences/deposits/mines of six continents: Africa, North America, South America, Asia, Oceania (including...Ore Group Orissa Mining Corporation Limited Run of Mine Reconnaissance Permit tonnes tonnes per annum/day |  | | Book (edition) | | BIBLIOGRAPHY OF THE GEOLOGY OF INDONESIA AND SURROUNDING ARE AS Edition 7.1 â 8 June 2020 J.T. VAN GORSEL...GORSEL Bibliography of Indonesia Geology, Ed. 7.1 1 www.vangorselslist.com 6/8/20 LIST OF CONTENTS........................................ 9 I.1. Indonesia Regional Geology................................................. 862 IV. BORNEO (KALIMANTAN & NORTH BORNEO) .............................................................................. 946 IV.3. North Borneo (Sarawak, Sabah, Brunei) ............... |  | Xiao, Junhui, Ding, Wei, Peng, Yang, Chen, Tao, Zou, Kai, Wang, Zhen (2020) Extraction of Nickel from Garnierite Laterite Ore Using Roasting and Magnetic Separation with Calcium Chloride and Iron Concentrate. Minerals, 10 (4) 352 doi:10.3390/min10040352 | Journal (article/letter/editorial) | | wangzhen@swust.edu.cn (Z.W.) Key Laboratory of Sichuan Province for Comprehensive Utilization of Vanadium and...amount of these minerals are produced in Morocco, North Africa, and nickel extraction from nickel Minerals...Yuanjiang, Mojiang, and Mangshi areas of Yunnan Province in China, among which the nickel oxide ore in...Dahongshang area of China. minerals werecontaining goethite Fe FeOOH, collected as the additive from a dressing...quartz SiO2 . area of China. The main minerals were goethite FeOOH, flogopite KMg3[AlSi3O10]·[F,OH]2, sodaclase |  | | Report (issue) | | .pdf. Cover. Underground photo of the Skuterud Mine in Norway showing pink secondary erythrite (a hydrated.......................................F13 Typical Mine Life..........................................................................................F16 Mine Waste Characteristics.........................................................................F18 Mine Closure.....................................................F2 F2. Bar chart showing world cobalt mine and refinery production and apparent consumption |  | Brown, T. J., Bide, T., Hannis, S. D., Idoine, N. E., Hetherington, L. E., Shaw, R. A., Walters, A. S., Lusty, P. A. J., Kendall, R. (2010) 2004-08. World Mineral Production. British Geological Survey | Report (issue) | | of2008 from previously high levels. For example, the mine production of nickel in 2008 foll by four per cent...2007; the first time it has dropped since 1999. Mine production ofti11 fell by ten per cent in 2008;...annual output for the seventh consecutive year. Mine production of uranium increased by six per cent...geographical groupings as follows: ·· Europe Africa North and Central Ame1ica, including the Caribbean South...nomenclature follows the London Diplomatic List ,v!etals Mine production of numy n1etals is expressed in tenns |  | | Report (issue) | | .B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agencyâs...production, U.S. apparent consumption, and U.S. mine production of antimony from 1900 to 2012............................F2 Graph showing world cobalt mine and refinery production and apparent consumption.....................F2 Graph showing world cobalt mine production from 1950 to 2011......................F4. Pie chart showing percentage of world cobalt mine production in 2011, by country................. |  | | Book (edition) | | from Ore to Metal Dr. Karlheinz Spitz Greencorp, Indonesia John Trudinger Trudinger Consulting, Australia...Australia Cover photo: Abandoned Open Pit Copper Mine, Casa Grande, Arizona, USA Courtesy of Jim Wark © Jim...122 References 126 Chapter 05 The Anatomy of a Mine 127 5.1 It All Begins in the Earth 129 5.2 ExplorationâFrom...Project Impacts 344 10.7 Cultural Heritage Sites and Mine Development 353 10.8 The Special Nature of Community...and Social Impact Statement 446 15.2 Environmental Mine Audits 450 15.3 Sometimes Things Go Wrong 456 References |
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