 | | Book | | photo: Agate, polished. Nowy Kościół, Lower Silesia, Poland. Sample 260x260xl30 mm. Photo R. Molenda Back cover... Agate, polished. ~owy Kościół, Lower Silesia, Poland. Photo 30x60 mm, sample 320x260xl IO mm. Fot 2...160xl50x30 mm. Sphalerite, polished. QIJ...7.1sz, Poland. Photo 30x70 mm, sample 160xl50x30 mm. , Sfale111...okaz 230xl50xl5 mm. Sphaleńte, polished. Olkusz, Poland. Photo 50xl40 mm, sample 230xl50xl5 mm. Fot. 6...the oldest and the best technical academies in Poland will celebrate its 90th jubilee in 2009. Mining |  | Verhaert, Michèle, Madi, Atman, El Basbas, Abdelaziz, Elharkaty, Mohamed, Oummouch, Abdellah, Oumohou, Lahcen, Malfliet, Annelies, Maacha, Lhou, Yans, Johan (2020) Genesis of As-Pb-Rich Supergene Mineralization: The Tazalaght and Agoujgal Cu Deposits (Moroccan Anti-Atlas Copperbelt). Economic Geology, 115 (8). 1725-1748 doi:10.5382/econgeo.4779 | Journal (article/letter/editorial) | | tennantite) by supergene sulfides (bornite, chalcocite) in the large cementation zone; (2) the formation...Tazalaght. The narrow cementation zone hosts chalcocite, resulting from the weathering of hypogene chalcopyrite...records the transition from the cementation zone (chalcocite), the oxidized zone (arsenates), and the gossan...hosts a 100-m-deep active open-pit quarry (Fig. 2, 4A). The quarry is situated at the eastern edge of...El Basbas et al., 2011). The 60-m-deep open-pit quarry of Agoujgal is located 46 km south of Tafraout |  | Andreu, E., Torró, L., Proenza, J.A., Domenech, C., García-Casco, A., Villanova de Benavent, C., Chavez, C., Espaillat, J., Lewis, J.F. (2015) Weathering profile of the Cerro de Maimón VMS deposit (Dominican Republic): textures, mineralogy, gossan evolution and mobility of gold and silver. Ore Geology Reviews, 65. 165-179 doi:10.1016/j.oregeorev.2014.09.015 | Journal (article/letter/editorial) | | sulfides consisting of a micron-sized intergrowth of chalcocite and covellite along with djurleite, digenite...occurrence of inclusions of iodargyrite in supergene chalcocite involved iodine-rich waters during supergene...explain the presence of iodargyrite in the Zalas deposit (Poland) but that this is still a theme under debate...and central Kazakhstan desert (Boyle, 1997), Zalas in Poland (Golebiowska et al., 2010) and Iberian Pyrite...Krajewski, M., 2010. Iodargyrite from Zalas (Cracow area, Poland) as an indicator of Oligocene-Miocene |  | | Journal (article/letter/editorial) | | Supergene sulfide enrichment zone dominated by chalcocite with minor covellite and primary sulfides. 2...crystalline and occurs with malachite, chrysocolla, and chalcocite after weathering of chalcopyrite (Fig. 5f, g)...(Au + Ag) in its crystallization position with chalcocite and malachite pseudomorphs after chalcopyrite...gossan (Gammons and Yu 1997) or as inclusions in chalcocite suggested an introduction of iodine-rich waters...probably explain the presence of iodargyrite with chalcocite and malachite in the supergene oxide and sulfide |  | Reich, Martin, Snyder, Glen T., Álvarez, Fernanda, Pérez, Alida, Palacios, Carlos, Vargas, Gabriel, Cameron, Eion M., Muramatsu, Yasuyuki, Fehn, Udo (2013) USING IODINE ISOTOPES TO CONSTRAIN SUPERGENE FLUID SOURCES IN ARID REGIONS: INSIGHTS FROM THE CHUQUICAMATA OXIDE BLANKET. Economic Geology, 108 (1) 163-171 doi:10.2113/econgeo.108.1.163 | Journal (article/letter/editorial) | | replaced an upper chalcocite blanket, overlying a high-grade supergene chalcocite body that extended...spontaneous fission of 238U in the crust, and to a much lesser extent, by neutron-induced fission of 235U. A third...Krajewski, M., 2010, Iodargyrite from Zalas (Cracow area, Poland) as an indicator of Oligocene–Miocene...in the Mildren and Steppe mining districts, Pima County, Arizona: ECONOMIC GEOLOGY, v. 58, p. 1119−1125 |  | Arfè, Giuseppe, Boni, Maria, Mondillo, Nicola, Aiello, Roberto, Balassone, Giuseppina, Arseneau, Vernon, Soyk, Dominik (2016) Supergene Alteration In the Capricornio AU-AG Epithermal Vein System, Antofagasta Region, Chile. The Canadian Mineralogist, 54 (3) 681-706 doi:10.3749/canmin.1600012 | Journal (article/letter/editorial) | | depth) is underlain by a secondary covellite-chalcocite-bearing zone, which exhibits a variable thickness...tennantite freibergite geffroyite aguilarite covellite chalcocite acanthite galena pyrite chalcopyrite sphalerite...326.00 m), pyrite, chalcopyrite, galena, and chalcocite; (F) AA-021 (Esperanza Vein at 102.30 m), goethite...analyzed samples, scattered patches of covellite and chalcocite (Fig. 8E) and other minor sulfide minerals (pyrite...detected (Table 3). In many cases, covellite and chalcocite replace galena, while rare Fe-oxy-hydroxides |  | Poot, Julien, Verhaert, Michèle, Dekoninck, Augustin, Oummouch, Abdellah, El Basbas, Abdelaziz, Maacha, Lhou, Yans, Johan (2020) Characterization of Weathering Processes of the Giant Copper Deposit of Tizert (Igherm Inlier, Anti-Atlas, Morocco) Minerals, 10 (7) 620 doi:10.3390/min10070620 | Journal (article/letter/editorial) | | characterized by Cu mineralization carried by malachite, chalcocite, covellite, bornite and chalcopyrite; azurite...mineralization (chalcopyrite, pyrite, galena, chalcocite I and bornite I), generating their oxidation...zone containing secondary sulfides (covellite, chalcocite II and bornite II). The abundance of Cu carbonates...[Cu2CO3(OH)2] and secondary sulfides such as chalcocite II (Cu2S) or covellite (CuS). According to reference...[Cu2 CO3 (OH)2 ] and secondary sulfides such as chalcocite II (Cu2 S) or covellite (CuS). According to reference |  | Yesares, Lola, Aiglsperger, Thomas, Sáez, Reinaldo, Almodóvar, Gabriel R., Nieto, José Miguel, Proenza, Joaquín A., Gómez, Carmelo, Escobar, Juan Manuel (2015) Gold Behavior in Supergene Profiles Under Changing Redox Conditions: The Example of the Las Cruces Deposit, Iberian Pyrite Belt. Economic Geology, 110 (8) 2109-2126 doi:10.2113/econgeo.110.8.2109 | Journal (article/letter/editorial) | | sand-like (crumbled and leached) barren pyrite; 2. Chalcocite-rich secondary ore: This facies underlies the...mineralization. The mineral assemblage mostly consists of chalcocite, digenite, and djurleite, with minor covellite...fault. It mainly consists of covellite with minor chalcocite, digenite, enargite, and bornite; 4. Fault breccia-related...mobilization via halide complexes decreased due to lesser availability and higher pH, resulting in the destabilization...by possible Au-detoxifying microorganisms due to lesser toxicity of Au1+-complexes (Brugger et al., 2013) |  | Velasco, F., Herrero, J.M., Suárez, S., Yusta, I., Alvaro, A., Tornos, F. (2013) Supergene features and evolution of gossans capping massive sulphide deposits in the Iberian Pyrite Belt. Ore Geology Reviews, 53. 181-203 doi:10.1016/j.oregeorev.2013.01.008 | Journal (article/letter/editorial) | | underlying stockwork, mainly composed of pyrite with lesser amounts of sphalerite, chalcopyrite and galena...beudantite; ang, anglesite; cer, cerussite; cc, chalcocite; cv, covellite; clor, clorargirite; iod, iodargirite;...copper enriched cementation zone, which contains chalcocite, digenite, covellite, native copper, djurleite...disorganized mixture of quartz, goethite, and to a lesser extent jarosite, euhedral barite, and halloysite...XRD), whereas the behavior of As, Pb, Zn, and to a lesser extent of S and Cu, points to a continuous loss |  | | Journal (volume) | | Zbigniew Sawłowicz, Jagellonian University in Kraków (PL), Simona Skobe, University of Ljubljana (SI)...Mineralogical Association Mineralogical Society of Poland Mineralogical Society of Romania Geological Society...(France) (Czech Republic) (Croatia) (Hungary) (Poland) (Slovenia) (Bulgaria) (Hungary) (Hungary) (Hungary)...(Austria) (Romania) (Slovakia) (China) (Germany) (Poland) (Italy) (Czech Republic) (Romania/USA) (Germany)...Geological Sciences, Jagiellonian University, Krakow, Poland (*monika.kasina@uj.edu.pl) The book entitled "Natural |
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