 | | Journal (article/letter/editorial) | | IDENTIFICATION AND QUANTIFICATION OF THE JABALI Zn-Pb-Ag NONSULFIDE DEPOSIT (YEMEN) L. Santoro,1,† G. K. Rollinson...characterization and quantitative evaluation of the Jabali (Yemen) nonsulfide Zn-Pb deposit was carried out using...(QEMSCAN®). Both primary and secondary ores at Jabali are hosted in Jurassic dolostones. Smithsonite...detailed mineralogical and textural information on the Jabali mineralization. A key outcome from this QEMSCAN...The combination of techniques used to examine the Jabali supergene ore provides high-quality information |  | Mondillo, Nicola, Wilkinson, Jamie J., Boni, Maria, Weiss, Dominik J., Mathur, Ryan (2018) A global assessment of Zn isotope fractionation in secondary Zn minerals from sulfide and non-sulfide ore deposits and model for fractionation control. Chemical Geology, 500. 182-193 doi:10.1016/j.chemgeo.2018.09.033 | Journal (article/letter/editorial) | | hydrozincite - CR Zn5(CO3)2(OH)6, and sauconite - Na0.3Zn3(Si,Al)4O10(OH)2·4H2O) collected from several...deposits in Ireland, Belgium, Poland, Namibia, Peru, Yemen and Zambia. The data are compared US with Zn isotope...mass of 65.37777(22) (Cloquet et al., 2008; T and IP Moynier et al., 2017; Rosman, 1972). The measurement...a AN Mass Spectrometry (MC-ICP-MS) (Moynier et al., 2017). In the last twenty years, several reference...(Maréchal et al., 1999), which is no longer available (Moynier et al., 2017). Möller et al. (2012) calibrated |  | | Journal (article/letter/editorial) | | 2. Bongará – deposits “en la selva” 5.3.3. Yemen (Jabali) – where is the Zinc gone? 5.3.4. Iran – less...smithsonite, hydrozincite, hemimorphite, MA sauconite (Zn-smectite), cerussite, anglesite and several...siliciclastic rocks tend to contain hemimorphite- and sauconite-bearing assemblages. However, even within similar...Other deposits, such as Angouran (Iran) and Jabali (Yemen) are genetically more complex. Ore deposits...occur in selected ore districts (Sierra Mojada, Jabali etc.). The economic value of zinc nonsulfide ores |  | | Journal (article/letter/editorial) | | Middle East, with occurrences in Turkey, Iran, and Yemen. Their genesis can be constrained by using carbon...other Middle East deposits (Angouran in Iran, Jabali in Yemen) point to the precipitation from low- to medium-temperature...(Angouran, Iran) or with hydrothermal systems (Jabali, Yemen). This suggests that it is not possible to apply...area, with major occurrences in Iran, Turkey, and Yemen [3–12]. Zinc nonsulfide deposits contain Zn-oxidized...represented by smithsonite, hydrozincite, hemimorphite, sauconite, and willemite [13,14]. These deposits are genetically |  | Santoro, Licia, Putzolu, Francesco, Mondillo, Nicola, Boni, Maria, Herrington, Richard (2020) Influence of Genetic Processes on Geochemistry of Fe-oxy-hydroxides in Supergene Zn Non-Sulfide Deposits. Minerals, 10 (7) 602 doi:10.3390/min10070602 | Journal (article/letter/editorial) | | diverse settings, namely Hakkari (Turkey), Jabali (Yemen), Cristal (Peru) and Kabwe (Zambia). The petrography...process during the supergene ore formation (i.e., Jabali), the buffering toward basic pH of the solutions...silicates and carbonates, such as hemimorphite, sauconite, smithsonite and cerussite, when suitable T, pH...supergene section of deposits. An example is the Apex Mine (Utah, USA), where goethite and hematite contain...Mondillo et al. [16–20], Santoro et al. [21–23], NavarroCiurana et al. [24], Arfè et al. [25,26] and |  | Hitzman, M. W., Reynolds, N. A., Sangster, D. F., Allen, C. R., Carman, C. E. (2003) Classification, Genesis, and Exploration Guides for Nonsulfide Zinc Deposits. Economic Geology, 98 (4) 685-714 doi:10.2113/gsecongeo.98.4.685 | Journal (article/letter/editorial) | | discusses exploration guidelines. 685 686 HITZMAN ET AL. Heyl and Bozion (1962) proposed a two-fold classification...smithsonite, hemimorphite, hydrozincite, and sauconite (Fig. 3 and Table 2). At 25°C and neutral pH,...Mehdiabad, Iran; 24 = Shaimerden, Kazakhstan; 25 = Jabali, Yemen; 26 = Abu Samar, Sudan; 27 = Kabwe and Star...other metals present in these deposits (Megaw et al., 1988). Such direct-replacement deposits often contain...as those in Namibia (Tsumeb deposit: Lombaard et al., 1986; Hughes, 1987) and in Morocco (Guillaume and |  | Kyle, J. Richard, Ahn, Hyein, Gilg, H. Albert (2018) Nature and origin of the nonsulfide zinc deposits in the Sierra Mojada District, Coahuila, Mexico: constraints from regional geology, petrography, and isotope analyses. Mineralium Deposita, 53 (8) 1095-1116 doi:10.1007/s00126-018-0797-1 | Journal (article/letter/editorial) | | polymetallic carbonate-replacement deposits (e.g., Megaw et al. 1988, 1996). This study focuses on the two NSZ deposits...mineralization includes minor hydrozincite and Zn clays (sauconite) associated mainly with calcite and Mn-Fe oxides...(hemimorphite-bearing) deposits (e.g., Hitzman et al. 2003). NSZ concentrations commonly are present in...presented (Megaw et al. 1988, 1996; Tritlla et al. 2007; González-Sánchez et al. 2009). The Sierra Mojada...hightemperature carbonate-replacement mineralization (Megaw et al. 1988, 1996), or given the lack of evidence of intrusive |  | | Journal (article/letter/editorial) | | peculiar nonsulfide Zn minerals at Accha is a sauconite-like, zincian smectite, variably concentrated...concentrated throughout the deposit. Locally sauconite occurs as replacement of detrital feldspars and/or detrital...are Angouran, Iran (Boni et al., 2007a), Shaimerden, Kazakhstan, Jabali, Yemen, and most recently Torlon...whole series of minerals (Large, 2001; Hitzman et al., 2003; Boni, 2005a). The only minerals of current...Radke, 1988; Blot et al., 1995; E. Belogub, pers. commun.). High 267 268 BONI ET AL. 72°00’ W N 71°50’ |  | | | | alteration of hypogene sulfide mineralization. Sauconite (Zn smectite clay) and cerussite (Pb carbonate)...hydrosilicate) and smithsonite (Zn carbonate) predominate. Sauconite formed as replacements of detrital feldspar and...to carbonate-hosted nonsulfide Zn-Pb deposits, sauconite at Yanque occurs in comparable amounts as in the...hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...host rocks and precipitated Zn minerals, mainly sauconite, in pore spaces and replaced detrital and hydrothermal |  | | Journal (article/letter/editorial) | | alteration of hypogene sulfide mineralization. Sauconite (Zn smectite clay) and cerussite (Pb carbonate)...hydrosilicate) and smithsonite (Zn carbonate) predominate. Sauconite formed as replacements of detrital feldspar and...to carbonate-hosted nonsulfide Zn-Pb deposits, sauconite at Yanque occurs in comparable amounts as in the...hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...host rocks and precipitated Zn minerals, mainly sauconite, in pore spaces and replaced detrital and hydrothermal |  | Arfè, G., Mondillo, N., Boni, M., Joachimski, M., Balassone, G., Mormone, A., Santoro, L., Medrano, E. Castro (2018) The Cristal Zn prospect (Amazonas region, Northern Peru) Part II: An example of supergene enrichments in tropical areas. Ore Geology Reviews, 95. 1076-1105 doi:10.1016/j.oregeorev.2017.11.022 | Journal (article/letter/editorial) | | Spooner, 2008; Basuki and Spooner, 2009; Mondillo et al., in rev). Supergene nonsulfide ores are developed...bodies are exposed to meteoric alteration (Hitzman et al., 2003). Recent studies (Reichert and Borg, 2008;...climates has been already discussed by Hitzman el al. (2003) and Boni and Mondillo (2015), who reported...more readily separated from other metals (Rose et al., 1979; Sangameshwar and Barnes, 1983). Significant...occurrences in the Charlotte 3 Bongará area. Arfè et al. (2017) presented the first comprehensive study of |  | Navarro-Ciurana, Dídac, Campos-Quispe, Luis Alberto, Cardellach, Esteve, Vindel, Elena, Gómez-Gras, David, Griera, Albert, Corbella, Mercè (2016) Mineralogical and geochemical characterization of the Riópar non-sulfide Zn-(Fe-Pb) deposits (Prebetic Zone, SE Spain) Ore Geology Reviews, 79. 515-532 doi:10.1016/j.oregeorev.2016.05.023 | Journal (article/letter/editorial) | | Belgium: Coppola et al., 2008; Sardinia: Boni et al., 2003; Irish Midlands: Balassone et al., 2008; Morocco:...Choulet et al., 2014; Iran: Daliran et al., 2013; Yemen: Mondillo et al., 2014; Turkey; Santoro et al., 2013;...Boland et al., 2003; Namibia: Borg et al., 2003; Australia: Groves et al., 2003; Peru: Boni et al., 2009a;...2009a; Brazil: Monteiro et al., 2007). Non-sulfide zinc ore is also known as “calamine”, which is a convenient...convenient field term used by mine geologists to designate a mixture of Zn minerals. Usually, calamine ore |  | | Report (issue) | | Smithsonite slice and egg, 5.8 and 2.7 cm tall Masua Mine, Carbonia-lglesias, Sardinia, Italy Cal and Kerith...page Smithsonite, 9.2 cm wide 400 Foot Level, Kelly Mine, Magdalena District Socorro County, New Mexico Steve...1867. ·thsonian Smithsonite First Oxide Zone, Tsu Mine, Tsumeb, Nami 10cm tall Brent Lockhart coll Joe...1892) Zinkglas, Zinkischer carbonspat (Palache et al., 1951) Dry-bone ore (U.S. miner's term) Paul W....has been named smithsonite-cadmifere (Aballain, et al., 1968). Turkey fat ore is applied to smithsonite |  | | Journal (article/letter/editorial) | | are used to fund political conflicts (Melcher et al., 2008). This study investigates rare metals in granitic...Afr. Earth Sci., 1, (1), 35–40. Melcher, F., et al. 2008. SGA News, 23, 1–20. Indium mineralisation...Kingdom (British Geological Survey, 2012; Moss et al., 2011). Indium is geologically underexplored, as...Deposit Studies Group (Andersen, 2008; Andersen et al., 2009). Recent research expands the scope for economic...from the northern margin of Dartmoor (the Red-a-Ven mine), the greisen vein systems at Redmoor and Cligga |  | | Journal (article/letter/editorial) | | models challenging the conventional view (Large et al., 2007; 2009). Textural, mineral and chemical evolution...intergrowth, formed by replacement of pyrrhotite (Large et al., 2007; 2009). Detailed petrography has revealed...the South Tien Shan orogenic belt (Khamrabaev et al., 1971). Samples from other gold systems located...key deposts highlighted geochronology (Seltmann et al., 2010) point to a genesis within the framework of...style of the magmatism at this time (Graupner et al., 2006; 2010). The consequences for exploration strategies |  | | Book | | reaction Standard deviation Chemical Elements Ac Ag Al Am Ar As At Au Ba Be B Bh Bi Bk Br C Ca Cd Ce Cl...archaeology or Roman provinces (Hölscher 2006; Borbein et al. 2000; Fischer 2001). Only Renfrew and Bahn (2000)...greatly expanded “Stuttgart database” (Junghans et al. 1960, 1968, 1974; Hartmann 1970, 1982; Krause 2003)...mining activities in developing countries (Priester et al. 1993). Ronald F. Tylecote and Paul T. Craddock may...native copper (Yalç{n and Pernicka 1999; Maddin et al. 1999), have long been considered to be securely |  | | Journal (article/letter/editorial) | | taken by Roberts and Sheahan (1988) and Kirkham et al. (1993) who focused on modeling ore deposits. The...geochemistry of hydrothermal ore deposits and Henley et al. (1984) on fluid-mineral equilibria in hydrothermal...1989; Osika, 1990; Walther and Dill, 1995; Dill et al., 2008a,b). Some classification schemes can still...taken one for the map (Dill et al., 2008a) and another for the text (Dill et al., 2008b). The map used an...1989, 1994a; Dill and Nielsen, 1987; Tischendorf et al., 1995) and was extended to the Alpine realm, where | | | Journal (article/letter/editorial) | | taken by Roberts and Sheahan (1988) and Kirkham et al. (1993) who focused on modeling ore deposits. The...geochemistry of hydrothermal ore deposits and Henley et al. (1984) on fluid-mineral equilibria in hydrothermal...1989; Osika, 1990; Walther and Dill, 1995; Dill et al., 2008a,b). Some classification schemes can still...taken one for the map (Dill et al., 2008a) and another for the text (Dill et al., 2008b). The map used an...1989, 1994a; Dill and Nielsen, 1987; Tischendorf et al., 1995) and was extended to the Alpine realm, where |
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