 | | Journal (article/letter/editorial) | | Composition and origin of the Çaldağ oxide nickel laterite, W. Turkey Robert Thorne & Richard Herrington... Abstract The Çaldağ nickel laterite deposit located in the Aegean region of W. Turkey contains a reserve...the ‘Mg discontinuity’. Ni concentrations within goethite, the main ore mineral, reach a maximum of ~3 wt...serpentinite protolith and a high water table at Çaldağ, in association with an aggressive weathering environment...of textural and geochemical features. Keywords Çaldağ . Nickel laterite . Limonite Introduction Nickel |  | | Journal (article/letter/editorial) | | deposits from the Balkan Peninsula and Gordes, Turkey: The genetic and environmental significance of arsenic...Balkan Peninsula Gordes Arsenic Ni-laterites Goethite Greece Turkey a b s t r a c t Iron–nickel-laterite deposits...deposits in the Balkan Peninsula and Turkey, located in the Mirdita–Sub-Pelagonian and Pelagonian geotectonic...to 0.26 wt.% As and in the Gordes deposit of W. Turkey, the As content ranges from 0.004 to 1.07 wt.%...of the mineral chemistry (SEM-EDS) shows that goethite is the main host of As, ranging between 0.5 and |  | | Book | | M. Bahadır Şahin Editors Mineral Resources of Turkey Modern Approaches in Solid Earth Sciences Volume...M. Bahadır Şahin Editors Mineral Resources of Turkey Editors Franco Pirajno Centre for Exploration...Ankara, Turkey Taner Ünlü Department of Geological Engineering Ankara University Ankara, Turkey M. Bahadır...Directorate of Mineral Research and Exploration Ankara, Turkey Responsible Series Editor: F. Pirajno ISSN 1876-1682... a great leader and the founder of Republic of Turkey. A visit by Mustafa Kemal Atatürk (4th from left; |  | Newsome, Laura, Solano Arguedas, Agustín, Coker, Victoria S., Boothman, Christopher, Lloyd, Jonathan R. (2020) Manganese and cobalt redox cycling in laterites; Biogeochemical and bioprocessing implications. Chemical Geology, 531. 119330 doi:10.1016/j.chemgeo.2019.119330 | Journal (article/letter/editorial) | | behaviour was observed in four laterites (Acoje, Çaldağ, Piauí and Shevchenko) from different continents...currently subject to tropical weathering, “Çaldağ” from Turkey and “Shevchenko 11” from Kazakhstan. Samples...microcosms containing four different laterites (Acoje, Çaldağ, Piauí, Shevchenko). A multidisciplinary approach...changes in mineralogy. Composition by XRF (%) Çaldağ Acoje Shevchenko 11 Piauí 4 Piauí 23 Mn Fe...lizardite, talc), as well as the Fe(III)-oxide goethite (Table S1). The Acoje laterite contained the mixed |  | | Journal (article/letter/editorial) | | Eskisehir Osmangazi University, Eskisehir 26480, Turkey (Received: 6 February 2015; revised: 22 May 2015;...of their high-grade iron content in the form of goethite. Extensive effort has been devoted to dissolving...Caldag pilot plant located in the Western part of Turkey. The raw lateritic nickel ore was crushed and ground...metal content in the ore (wt%). The hematite/goethite-like mineral particles contained approximately...phases. Minor mineral peaks were attributed to goethite, hematite, albite, lizardite, asbolane (nickel- |  | | 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 |  | Fu, Wei, Feng, Yangyang, Luo, Peng, Zhang, Yinmeng, Huang, Xiaorong, Zeng, Xiangwei, Cai, Qian, Zhou, Yongzhang (2019) Weathering of Ophiolite Remnant and Formation of Ni Laterite in a Strong Uplifted Tectonic Region (Yuanjiang, Southwest China) Minerals, 9 (1) 51 doi:10.3390/min9010051 | Journal (article/letter/editorial) | | serpentinite-forming minerals to weathered minerals (goethite and serpentine) gave rise to the development of...Malipo deposits in Yunnan Province and the Chaiziyuan deposit in Sichuan Province [29], which are tectonically...southwestern portion of Yuanjiang county, Yunnan Province, Southwest China (Figure 1a). Tectonically, it...2100 m, m, have been identified within the ore district and surrounding areas. Such a stepped topographic...topographic have been identified within the ore district and surrounding areas. Such a stepped topographic feature |  | | Journal (article/letter/editorial) | | to 0.1 wt%). The oxide horizon is dominated by goethite and displays relatively Editorial handling: F...field observations and geochemical data from two mine exposures and one drill core from the Bitincke deposit...profiles in Greece that are most commonly composed of goethite and nontronite and proposed that the majority...locations of the Kapshtica profile, Core An60 and Treni mine profile is predominantly in situ. Therefore although...regions. The oxide zone is composed predominantly of goethite with minor quartz and manganese oxides present |  | | Journal (article/letter/editorial) | | minerals of the analyzed laterite are chlorite and goethite as the main Ni-bearing hosts. Magnetite and chromite...those in the other Saqah localities, while the goethite grains are coarse in most 2 of the analyzed...of both the Ni-bearing minerals (chlorite and goethite) as liberated phases (>95 % free) is a potential...showed that Ni-bearing mineral phases (chlorite and goethite) are present as liberated phases (high-grade materials)...are normally hosted by Fe-oxy-hydroxides (i.e., goethite, hematite and ferrihydrite), clay minerals (smectite) |  | | Journal (article/letter/editorial) | | Tiwi). Electron microprobe analyses showed that goethite, chlorite, kaolinite, serpentine and talc are...nickel is included in the oxyhydroxides (mainly goethite) minerals. © 2014 Elsevier B.V. All rights reserved...characterized by massive to nodular facies of yellowish, goethite-rich limonite and red layers of massive hematite...include iron oxides and hydroxides (hematite and goethite), kaolinite, smectite (nontronite and saponite)...the examined mineral types (including hematite, goethite, kaolinite, chlorite, and serpentine minerals) |  | | 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 solution—it has to be implemented...Ore Group Orissa Mining Corporation Limited Run of Mine Reconnaissance Permit tonnes tonnes per annum/day...deposits are in South Africa, Zimbabwe, Kazakhstan, Turkey, Finland, and India. 1.8.5 Gold and Silver 1 |  | | Report (issue) | | .B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agency’s...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................. |  | | Journal (volume) | | .........................319 EM61 Mineralogy of mine wastes and contaminated soil......................Fig. 1: Structure of the (100) cleavage face of goethite obtained from surface x-ray scattering showing...and phases composition of flotation waste of Bor mine (Serbia) Cocić, M.1, Matović, B.2 & Logar, M.3*...pezzottaite from Myanmar Emeralds from the Piteiras mine, Minas Gerais State, Brazil: genetic implications...Nancy I, Vandoeuvre-le`sNancy, France The Piteiras mine in Itabira is located in the Minas Gerais State |
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