Review of arsenic metallurgy: Treatment of arsenical minerals and the immobilization of arsenic

Hydrometallurgy - Tập 174 - Trang 258-281 - 2017
Amir Mohammad Nazari1, Rebecca Radzinski1, Ahmad Ghahreman1
1Robert M. Buchan Department of Mining, Queen's University, 25 Union Street, Kingston, Ontario K7L 3N6, Canada

Tóm tắt

Từ khóa


Tài liệu tham khảo

Abumiya, M., Sato, Y., Mikami, H., Oouchi, M., Fujita, T. and Matsumoto, M. (2012). Method of processing copper arsenic compound. U.S. Patent 8,110,162.

Acero, 2006, The behavior of trace elements during schwertmannite precipitation and subsequent transformation into goethite and jarosite, Geochim. Cosmochim. Acta, 70, 4130, 10.1016/j.gca.2006.06.1367

Ackerman, 1993, Hydrometallurgy at the sunshine mine metallurgical complex, 477

Adelman, 2015, Investigation of sodium silicate-derived gels as encapsulants for hazardous materials—the case of scorodite, J. Hazard. Mater., 292, 108, 10.1016/j.jhazmat.2015.03.008

Adham, 2014

Agar, G.E. (1991). Gold and silver recovery method. U.S. Patent 5,074,909.

Ahumada, 2002, Catalytic oxidation of Fe (II) by activated carbon in the presence of oxygen: effect of the surface oxidation degree on the catalytic activity, Carbon, 40, 2827, 10.1016/S0008-6223(02)00197-5

Alker, 1990, Reaction scheme for the oxidation of As (III) to As (V) by birnessite, Clays and Clay Minerals, 38, 549, 10.1346/CCMN.1990.0380512

Anderson, 2003

Anderson, 2003, Treatment of copper ores and concentrates with industrial nitrogen species catalyzed pressure leaching and non-cyanide precious metals recovery, J. Miner. Met. Mater. Soc., 55, 32, 10.1007/s11837-003-0085-z

Anderson, 2008, Hydrometallurgical processing of gold-bearing copper enargite concentrates, Can. Metall. Q., 47, 337, 10.1179/cmq.2008.47.3.337

Ante, 2005, Production of marketable gypsum from weak waste acids—saving disposal volume and costs, World Metall.-ERZMETAL, 58, 75

Arbiter, N. and Kuhn, M.C. (1982). Recovery of copper and/or nickel and/or zinc. U.S. Patent 4,331,635.

Arbiter, 1999, Ammonia leaching of copper sulfide concentrates, 4, 197

Arriagada, 1984, Gold extraction from refractory ores: Roasting behavior of pyrite and arsenopyrite

Awe, 2010, Selective leaching of arsenic and antimony from a tetrahedrite rich complex sulphide concentrate using alkaline sulphide solution, Miner. Eng., 23, 1227, 10.1016/j.mineng.2010.08.018

Baláž, 2006, Mechano-chemical leaching in hydrometallurgy of complex sulphides, Hydrometallurgy, 84, 60, 10.1016/j.hydromet.2006.04.006

Baláž, 2006, Selective leaching of antimony and arsenic from mechanically activated tetrahedrite, jamesonite and enargite, Int. J. Miner. Process., 81, 44, 10.1016/j.minpro.2006.06.004

Baláž, 2000, Influence of mechanical activation on the alkaline leaching of enargite concentrate, Hydrometallurgy, 54, 205, 10.1016/S0304-386X(99)00071-7

Bartlett, 1973, The lime-concentrate-pellet roast process for treating copper sulfide concentrates, J. Miner. Met. Mater. Soc., 25, 28, 10.1007/BF03355842

Battaglia-Brunet, 2002, An arsenic (III)-oxidizing bacterial population: selection, characterization, and performance in reactors, J. Appl. Microbiol., 93, 656, 10.1046/j.1365-2672.2002.01726.x

Baxter, 2010, Treatment of high-arsenic copper-gold concentrates-An options review, 5, 1783

Becze, 2007, Hydrometallurgical synthesis, characterization and stability of Ca–Fe–AsO4 compounds, 11

Becze, 2010, The potential arsenic retention role of Ca–Fe(III)–AsO4 compounds in lime neutralized co-precipitation tailings, 2, 327

Berezowsky, 1989

Bhandari, 2012, Photoinduced oxidation of arsenite to arsenate in the presence of goethite, Environ. Sci. Technol., 46, 8044, 10.1021/es300988p

Bigham, 1990, A poorly crystallized oxyhydroxysulfate of iron formed by bacterial oxidation of Fe(II) in acid mine waters, Geochim. Cosmochim. Acta, 54, 2743, 10.1016/0016-7037(90)90009-A

Bigham, 1994, Schwertmannite, a new iron oxyhydroxysulphate from Pyhasalmi, Finland, and other localities, Mineral. Mag., 58, 641, 10.1180/minmag.1994.058.393.14

Bissen, 2003, Arsenic-a review. Part I: occurrence, toxicity, speciation, mobility, Acta Hydrochim. Hydrobiol., 31, 9, 10.1002/aheh.200390025

Bissen, 2003, Arsenic—a review. Part II: oxidation of arsenic and its removal in water treatment, Acta Hydrochim. Hydrobiol., 31, 97, 10.1002/aheh.200300485

Bissen, 2001, TiO2-catalyzed photooxidation of arsenite to arsenate in aqueous samples, Chemosphere, 44, 751, 10.1016/S0045-6535(00)00489-6

Bluteau, 2007, The incongruent dissolution of scorodite-solubility, kinetics and mechanism, Hydrometallurgy, 87, 163, 10.1016/j.hydromet.2007.03.003

Bluteau, 2009, The dissolution of scorodite in gypsum-saturated waters: evidence of Ca–Fe–AsO4 mineral formation and its impact on arsenic retention, Hydrometallurgy, 97, 221, 10.1016/j.hydromet.2009.03.009

Böckelen, 1992, Removal of arsenic from mineral water, Vom Wasser, 78, 355

Bohan, 2014

Bohan, 2014, The synthesis and stability of yukonite: implications in solid arsenical waste storage, 9

Bruce

Bruckard, 2010, Development and evaluation of an early removal process for the beneficiation of arsenic-bearing copper ores, Miner. Eng., 23, 1167, 10.1016/j.mineng.2010.03.015

Burton, 2009, Sorption of arsenic (V) and arsenic (III) to schwertmannite, Environ. Sci. Technol., 43, 9202, 10.1021/es902461x

Burton, 2010, Arsenic effects and behavior in association with the Fe (II)-catalyzed transformation of schwertmannite, Environ. Sci. Technol., 44, 2016, 10.1021/es903424h

Caetano, 2009, Batch and continuous precipitation of scorodite from dilute industrial solutions, Hydrometallurgy, 95, 44, 10.1016/j.hydromet.2008.04.010

Carlson, 2002, Scavenging of As from acid mine drainage by schwertmannite and ferrihydrite: a comparison with synthetic analogues, Environ. Sci. Technol., 36, 1712, 10.1021/es0110271

Casiot, 2003, Bacterial immobilization and oxidation of arsenic in acid mine drainage (Carnoulès creek, France), Water Res., 37, 2929, 10.1016/S0043-1354(03)00080-0

Celep, 2009, Characterization of refractory behaviour of complex gold/silver ore by diagnostic leaching, Trans. Nonferrous Met. Soc.China, 19, 707, 10.1016/S1003-6326(08)60337-4

Celep, 2011, Improved gold and silver extraction from a refractory antimony ore by pretreatment with alkaline sulphide leach, Hydrometallurgy, 105, 234, 10.1016/j.hydromet.2010.10.005

Chen, T.P. (1976). Process for oxidizing metal sulfides to elemental sulfur using activated carbon. U.S. Patent 3,930,969.

Cheng, 2009, Geochemical processes controlling fate and transport of arsenic in acid mine drainage (AMD) and natural systems, J. Hazard. Mater., 165, 13, 10.1016/j.jhazmat.2008.10.070

Choi, Y., Ghahremaninezhad, A. and Ahern, N. (2014a). Method for arsenic oxidation and removal from process and waste solutions. U.S. Patent 14/287,910.

Choi, 2014

Clifford, 1983

Coltrinari, E. and Holmes, W. (1973). Process for removal of arsenic from sulfo-ore. U.S. Patent 3,709,680.

Conner, 1998, A critical review of stabilization/solidification technology, Crit. Rev. Environ. Sci. Technol., 28, 397, 10.1080/10643389891254250

Coquerel, 1983, 961

Corkhill, 2009, Arsenopyrite oxidation—a review, Appl. Geochem., 24, 2342, 10.1016/j.apgeochem.2009.09.008

Curreli, 2005, Beneficiation of a gold bearing enargite ore by flotation and As leaching with Na-hypochlorite, Miner. Eng., 18, 849, 10.1016/j.mineng.2005.01.023

Curreli, 2009, Arsenic leaching from a gold bearing enargite flotation concentrate, Hydrometallurgy, 96, 258, 10.1016/j.hydromet.2008.10.013

Dalewski, 1999, Removing arsenic from copper smelter gases, J. Miner. Met. Mater. Soc., 51, 24, 10.1007/s11837-999-0153-0

De Klerk, 2012, Continuous circuit coprecipitation of arsenic (V) with ferric iron by lime neutralization: Process parameter effects on arsenic removal and precipitate quality, Hydrometallurgy, 111, 65, 10.1016/j.hydromet.2011.10.004

De Klerk, 2015, Continuous circuit coprecipitation of arsenic (V) with ferric iron by lime neutralization: The effect of circuit staging, co-ions and equilibration pH on long-term arsenic retention, Hydrometallurgy, 151, 42, 10.1016/j.hydromet.2014.11.003

Debekaussen, 2001, Ambient pressure hydrometallurgical conversion of arsenic trioxide to crystalline scorodite, Can. Inst. Min. Metall. Pet. Bull., 94, 116

Delfini, 2003, Arsenic leaching by Na2S to decontaminate tailings coming from colemanite processing, Miner. Eng., 16, 45, 10.1016/S0892-6875(02)00262-5

Demopoulos, 2014

Demopoulos, 1995, Precipitation of crystalline scorodite (FeAsO4·2H2O) from chloride solutions, Hydrometallurgy, 38, 245, 10.1016/0304-386X(94)00062-8

Dixon, D.G. and Rivera-Vasquez, B. (2012). Leaching process for copper concentrates containing arsenic and antimony compounds. U.S. Patent 8,277,539.

Dixon, D.G. and Rivera-Vasquez, B. (2015). Leaching process for copper concentrates with a carbon catalyst. U.S. Patent 8,968,442.

Dodd, 2006, Kinetics and mechanistic aspects of As (III) oxidation by aqueous chlorine, chloramines, and ozone: relevance to drinking water treatment, Environ. Sci. Technol., 40, 3285, 10.1021/es0524999

Dove, 1985, The solubility and stability of scorodite, FeAsO4·2H2O, Am. Mineral., 70, 838

Drahota, 2009, Secondary arsenic minerals in the environment: a review, Environ. Int., 35, 1243, 10.1016/j.envint.2009.07.004

Dreisinger, 2006, Copper leaching from primary sulfides: options for biological and chemical extraction of copper, Hydrometallurgy, 83, 10, 10.1016/j.hydromet.2006.03.032

Driehaus, 1995, Oxidation of arsenate (III) with manganese oxides in water treatment, Water Res., 29, 297, 10.1016/0043-1354(94)E0089-O

Dunn, G.M. and Bartsch, P.J. (2008). Integrated hydrometallurgical and pyrometallurgical processing of base-metal sulphides. U.S. Patent 12,016,143.

Duquesne, 2003, Immobilization of arsenite and ferric iron by Acidithiobacillus ferrooxidans and its relevance to acid mine drainage, Appl. Environ. Microbiol., 69, 6165, 10.1128/AEM.69.10.6165-6173.2003

Dutrizac, 1988, The synthesis of crystalline scorodite, FeAsO4·2H2O, Hydrometallurgy, 19, 377, 10.1016/0304-386X(88)90042-4

Dutrizac, 1972, The kinetics of dissolution of enargite in acidified ferric sulphate solutions, Can. Metall. Q., 11, 469, 10.1179/cmq.1972.11.3.469

Edwards, 1985, The Equity leach plant, Can. Inst. Min. Metall. Pet. Bull., 78, 84

Emett, 2001, Photochemical oxidation of arsenic by oxygen and iron in acidic solutions, Water Res., 35, 649, 10.1016/S0043-1354(00)00294-3

Escobar, 1997, Chemical and biological leaching of enargite, Biotechnol. Lett., 19, 719, 10.1023/A:1018367621547

Fan, 2002, Preliminary studies of the oxidation of arsenic (III) by potassium ferrate, Int. J. Environ. Pollut., 18, 91, 10.1504/IJEP.2002.000698

Ferron, 2003, Copper arsenide minerals as a sustainable feedstock for the copper industry, 6, 617

Ferron, 2002, 1, 19

Filippou, 1997, Arsenic immobilization by controlled scorodite precipitation, J. Miner. Met. Mater. Soc., 49, 52, 10.1007/s11837-997-0034-3

Filippou, 2007, Recovery of metal values from copper–arsenic minerals and other related resources, Can. Inst. Min. Metall. Pet., 28, 247

Flemming, 2005, Identification of scorodite in fine-grained, high-sulfide, arsenopyrite mine-waste using micro X-ray diffraction (μXRD), Can. Mineral., 43, 1243, 10.2113/gscanmin.43.4.1243

Flynn, C.M. and Carnahan, T.G. (1989). Recovery of arsenic from ores and concentrates. U.S. Patent 4,888,207.

Ford, 2009

Fornasiero, 2001, Separation of enargite and tennantite from non-arsenic copper sulfide minerals by selective oxidation or dissolution, Int. J. Miner. Process., 61, 109, 10.1016/S0301-7516(00)00029-6

Frank, 1986, Arsenic(III) oxidation and removal from drinking water, U. S. Environ. Protection Agency, 2

Fraser, 1991, Processing of refractory gold ores, Miner. Eng., 4, 1029, 10.1016/0892-6875(91)90081-6

Fujita, 2009, Immobilization of arsenic from novel synthesized scorodite-analysis on solubility and stability, Mater. Trans., 50, 321, 10.2320/matertrans.M-MRA2008844

Fukushi, 2003, Solid-solution reactions in As (V) sorption by schwertmannite, Environ. Sci. Technol., 37, 3581, 10.1021/es026427i

Gabb, 1999, The industrial separation of copper and arsenic as sulfides, J. Miner. Met. Mater. Soc., 51, 18, 10.1007/s11837-999-0151-2

Gajam, 1983, A kinetic study of enargite dissolution in ammoniacal solutions, Int. J. Miner. Process., 10, 113, 10.1016/0301-7516(83)90037-6

Gallegos-Garcia, 2012, Arsenic removal from water by adsorption using iron oxide minerals as adsorbents: a review, Miner. Process. Ext. Metall. Rev., 33, 301, 10.1080/08827508.2011.584219

Ghurye, 2001

Godbehere, 1995, Development of a treatment process for an arsenic-bearing weak acid effluent using iron and zinc derived from acid mine drainage and smelter precipitator dust, 377

Gomez, 2010, Molecular and structural investigation of yukonite (synthetic & natural) and its relation to arseniosiderite, Geochim. Cosmochim. Acta, 74, 5835, 10.1016/j.gca.2010.07.023

Gomez, 2013, Mineralogical controls on aluminum and magnesium in uranium mill tailings: key lake, Saskatchewan, Canada, Environ. Sci. Technol., 47, 7883, 10.1021/es400658f

Gonzalez Contreras, 2014

González Contreras, 2009, Arsenic immobilization by biological scorodite crystallization: effect of high ferric concentration and foreign seeds, Adv. Mater. Res., 71, 629, 10.4028/www.scientific.net/AMR.71-73.629

González-Contreras, 2012

González-Contreras, 2010, Biogenic scorodite crystallization by Acidianus sulfidivorans for arsenic removal, Environ. Sci. Technol., 44, 675, 10.1021/es902063t

González-Contreras, 2012, Continuous bioscorodite crystallization in CSTRs for arsenic removal and disposal, Water Res., 46, 5883, 10.1016/j.watres.2012.07.055

González-Contreras, 2012, Bioscorodite crystallization in an airlift reactor for arsenic removal, Cryst. Growth Des., 12, 2699, 10.1021/cg300319s

Hannaford, A.L. (1992). Process for treating ore having recoverable metal values including arsenic containing components. European Patent 0,508,542 A2.

Harris, 2003

Haver, 1972, Making copper without pollution, Min. Eng., 24, 52

Hedley, 1958, Chemistry of cyanidation

Herreros, 2002, Dissolution kinetics of enargite in dilute Cl2/Cl− media, Hydrometallurgy, 64, 153, 10.1016/S0304-386X(02)00034-8

Hino, 1995, 3, 617

Hohmann, 2009, Anaerobic Fe (II)-oxidizing bacteria show As resistance and immobilize As during Fe (III) mineral precipitation, Environ. Sci. Technol., 44, 94, 10.1021/es900708s

Hølmstrom, 1988, Laboratory studies on removal of antimony, arsenic and bismuth from concentrates rich in copper, silver and gold, Scand. J. Metall., 17, 259

Hølmstrom, 1988, Possibilities for the removal of antimony, arsenic and bismuth from concentrates rich in copper, silver and gold by chloridizing roasting, Scand. J. Metall., 17, 248

Hølmstrom, 1989, Removal of arsenic from gold-rich concentrates by roasting, Scand. J. Metall., 18, 12

HoungAloune, 2015, Stability of As (V)-sorbed schwertmannite under porphyry copper mine conditions, Miner. Eng., 74, 51, 10.1016/j.mineng.2015.01.003

Hourn, M.M., Turner, D.W. and Holzberger, R. (1999). Atmospheric mineral leaching process. U.S. Patent 5,993,635.

Hourn, 2006

Hug, 2001, Solar oxidation and removal of arsenic at circumneutral pH in iron containing waters, Environ. Sci. Technol., 35, 2114, 10.1021/es001551s

Hyvärinen, O. and Hämäläinen, M. (1999). Method for producing copper in hydrometallurgical process. U.S. Patent 6,007, 600.

Hyvärinen, 2005, HydroCopper™ — a new technology producing copper directly from concentrate, Hydrometallurgy, 77, 61, 10.1016/j.hydromet.2004.09.011

Hyvärinen, 2004, Recovering gold from copper concentrate via the HydroCopper™ process, J. Miner. Met. Mater. Soc., 56, 57, 10.1007/s11837-004-0184-5

Igiehon, 1994, Carbothermic reduction of complex sulfides containing arsenic and antimony. Part 2: carbothermic reduction of copper-arsenic sulfides, Trans. Inst. Min. Metall. C Min. Process. Ext. Metall. Rev., 103, C48

Igiehon, 1994, Carbothermic reduction of complex sulfides containing arsenic and antimony. Part 3: carbothermic reduction of copper-antimony sulphides, Trans. Inst. Min. Metall. C Miner. Process. Ext. Metall., 103, C54

Inskeep, 2004, Biomineralization of As (V)-hydrous ferric oxyhydroxide in microbial mats of an acid-sulfate-chloride geothermal spring, Yellowstone National Park, Geochim. Cosmochim. Acta, 68, 3141, 10.1016/j.gca.2003.09.020

Ito, 2012, Biological oxidation of arsenite in synthetic groundwater using immobilised bacteria, Water Res., 46, 4825, 10.1016/j.watres.2012.06.013

Jambor, 1998, Occurrence and constitution of natural and synthetic ferrihydrite, a widespread iron oxyhydroxide, Chem. Rev., 98, 2549, 10.1021/cr970105t

Jia, 2008, Coprecipitation of arsenate with iron (III) in aqueous sulfate media: effect of time, lime as base and co-ions on arsenic retention, Water Res., 42, 661, 10.1016/j.watres.2007.08.017

Jian, 2008, Modeling and simulation of enargite bioleaching, Chin. J. Chem. Eng., 16, 785, 10.1016/S1004-9541(08)60156-1

Jiang, 2007, Research progress in the use of ferrate (VI) for the environmental remediation, J. Hazard. Mater., 146, 617, 10.1016/j.jhazmat.2007.04.075

Kalanchey, 2007, The treatment of arsenical materials in pressure leaching of copper concentrates at Dynatec

Kantar, 2002, Solution and flotation chemistry of enargite, Colloids Surf. A: Physicochem. Eng. Asp., 210, 23, 10.1016/S0927-7757(02)00197-8

Katsarou, 2012

Khoe, G.H., Emett, M.T. and Robins, R.G. (1997). Oxidation of arsenic in solution in presence of photoabsorber. U.S. Patent 5,688,378.

Khuntia, 2012, Removal of ammonia from water by ozone microbubbles, Ind. Eng. Chem. Res., 52, 318, 10.1021/ie302212p

Khuntia, 2014, Oxidation of As (III) to As (V) using ozone microbubbles, Chemosphere, 97, 120, 10.1016/j.chemosphere.2013.10.046

Kim, 2000, Oxidation of arsenite in groundwater using ozone and oxygen, Sci. Total Environ., 247, 71, 10.1016/S0048-9697(99)00470-2

Knorr, 2007, Controls on schwertmannite transformation rates and products, Appl. Geochem., 22, 2006, 10.1016/j.apgeochem.2007.04.017

Koch, 1952, Data on the oxidation of sulfide ore deposits, Acta Mineral. Petrogr., 6, 23

Kolthoff, 1932, Properties of active charcoal reactivated in oxygen at 400, J. Am. Chem. Soc., 54, 4473, 10.1021/ja01351a001

Krause, 1989, Solubilities and stabilities of ferric arsenate compounds, Hydrometallurgy, 22, 311, 10.1016/0304-386X(89)90028-5

Kubo, 2010, 2947

Kucharski, 2002, Leachability and thermal stability of synthesised and natural svabite, Arch. Metall., 47, 119

Kuhn, 1974, Anaconda's Arbiter process for copper, Can. Inst. Min. Metall. Pet. Bull., 67, 62

Kusik, C.L., Meissner, H.P. and Nadkarni, R.M. (1975). Method for removing arsenic and antimony from copper ore concentrates. U.S. Patent 3, 911, 078.

Lafferty, 2011, Arsenite oxidation by a poorly-crystalline manganese oxide. 3. Arsenic and manganese desorption, Environ. Sci. Technol., 45, 9218, 10.1021/es201281u

Lagno, 2009, 290

Lagno, 2010, Scorodite encapsulation by controlled deposition of aluminum phosphate coatings, J. Hazard. Mater., 181, 526, 10.1016/j.jhazmat.2010.05.046

Lalancette, J.M., Dubreuil, B. and Lemieux, D. (2015). Method and composition for sequestration of arsenic. U.S. Patent 8,998,790.

Lamb, 1931, The electromotive activation of oxygen, J. Am. Chem. Soc., 53, 137, 10.1021/ja01352a019

Langmuir, 1999, Predicting arsenic concentrations in the porewaters of buried uranium mill tailings, Geochim. Cosmochim. Acta, 63, 3379, 10.1016/S0016-7037(99)00259-8

Langmuir, 2006, Solubility products of amorphous ferric arsenate and crystalline scorodite (FeAsO4·2H2O) and their application to arsenic behavior in buried mine tailings, Geochim. Cosmochim. Acta, 70, 2942, 10.1016/j.gca.2006.03.006

Lattanzi, 2008, Enargite oxidation: a review, Earth Sci. Rev., 86, 62, 10.1016/j.earscirev.2007.07.006

Lebel, 2014

Lee, 2002, Photocatalytic oxidation of arsenite in TiO2 suspension: kinetics and mechanisms, Environ. Sci. Technol., 36, 3872, 10.1021/es0158197

Lee, 2003, Arsenic (III) oxidation by iron (VI)(ferrate) and subsequent removal of arsenic (V) by iron (III) coagulation, Environ. Sci. Technol., 37, 5750, 10.1021/es034203+

Lee, 2009, Arsenate substitution in hydroxylapatite: structural characterization of the Ca5(PxAs1–xO4)3OH solid solution, Am. Mineral., 94, 666, 10.2138/am.2009.3120

Lee, 2011, Permanganate oxidation of arsenic (III): reaction stoichiometry and the characterization of solid product, Geochim. Cosmochim. Acta, 75, 4713, 10.1016/j.gca.2011.02.043

Leetmaa, 2016, Stabilization of iron arsenate solids by encapsulation with aluminum hydroxyl gels, J. Chem. Technol. Biotechnol., 91, 408, 10.1002/jctb.4590

Lei, 1984, 374

Lemieux, 2014

Lengke, 2009, The oxidation and dissolution of arsenic-bearing sulfides, Can. Mineral., 47, 593, 10.3749/canmin.47.3.593

Leppinen, J., Miettinen, V. and Ruonala, M. (2009). Method for processing pyritic concentrate containing gold, copper and arsenic. WO Patent 2009/068735.

Lièvremont, 2009, Arsenic in contaminated waters: biogeochemical cycle, microbial metabolism and biotreatment processes, Biochimie, 91, 1229, 10.1016/j.biochi.2009.06.016

Liu, 2000, Selective arsenic-fixing roast of refractory gold concentrate, Metall. Mater. Trans. B, 31, 1163, 10.1007/s11663-000-0002-6

Long, 2012, A review of copper–arsenic mineral removal from copper concentrates, Miner. Eng., 36-38, 179, 10.1016/j.mineng.2012.03.032

Mäkipirtti, S.A. (1980). Process for the selective removal of impurities present in sulfidic complex ores, mixed ores or concentrates. U.S. Patent 4,242,12.

Mäkipirtti, S.A. and Polvi, V.M. (1979). Process for treating sulfidic complex and mixed ores, concentrates and technical precipitates. Canadian Patent 1057510.

Mäkipirtti, S.A., Polvi, V.M., Saari, K.M. and Setala, P.T. (1984). Process for the separation of gold and silver from complex sulfide ores and concentrates. U.S. Patent 4,431,614.

Manabe, M. (2012). Method of leaching copper sulfide ore with the use of iodine. U.S. Patent 8,163,063.

Mandal, 2002, Arsenic round the world: a review, Talanta, 58, 201, 10.1016/S0039-9140(02)00268-0

Manning, 2002, Arsenic (III) oxidation and arsenic (V) adsorption reactions on synthetic birnessite, Environ. Sci. Technol., 36, 976, 10.1021/es0110170

Marsden, 2009

Mayhew, 2010, CESL process as applied to enargite-rich concentrates, 5, 1983

Mayhew

McCloskey, 2006, Arsenic removal from mine and process waters by lime/phosphate precipitation: pilot scale demonstration, 87

McMullen, 2002

Mihajlovic, 2007, A potential method for arsenic removal from copper concentrates, Miner. Eng., 20, 26, 10.1016/j.mineng.2006.04.006

Mohammadi, 2014

Mohan, 2007, Arsenic removal from water/wastewater using adsorbents—a critical review, J. Hazard. Mater., 142, 1, 10.1016/j.jhazmat.2007.01.006

Molnár, 1994, Experimental study of As (III) oxidation by hydrogen peroxide, Hydrometallurgy, 35, 1, 10.1016/0304-386X(94)90013-2

Monhemius, 1999, Removing and stabilizing As from copper refining circuits by hydrothermal processing, J. Miner. Met. Mater. Soc., 51, 30, 10.1007/s11837-999-0155-y

Moon, 2004, Arsenic immobilization by calcium–arsenic precipitates in lime treated soils, Sci. Total Environ., 330, 171, 10.1016/j.scitotenv.2004.03.016

Morin, 2003, Bacterial formation of tooeleite and mixed As(III)/(V)-Fe(III) gels in the Carnoule's acid mine drainage, France. A XANES, XRD, and SEM study, Environ. Sci. Technol., 37, 1705, 10.1021/es025688p

Moyes, 2000

Musu, 2009, The reaction of enargite with alkaline NaClO solutions: an AFM and flow-through study, Eur. J. Mineral., 21, 193, 10.1127/0935-1221/2009/0021-1886

Na, 2007, Oxidation of As (III) by potassium permanganate, J. Environ. Sci., 19, 783, 10.1016/S1001-0742(07)60131-4

Nadkarni, 1988, Hydrometallurgical removal of arsenic from copper concentrates, 263

Nadkarni, R.M., Kusik, C.L. and Meissner, H.P. (1975). Method for removing arsenic and antimony from copper ore concentrates. U.S. Patent 3,911,078.

Nakon, D. and Way, D.M. (2014). Method for treating arsenic containing materials. U.S. Patent 8,771,619.

Navarro, 2002, Adsorption of antimony and arsenic from a copper electrorefining solution onto activated carbon, Hydrometallurgy, 66, 101, 10.1016/S0304-386X(02)00108-1

Neppolian, 2008, Photochemical oxidation of arsenic (III) to arsenic (V) using peroxydisulfate ions as an oxidizing agent, Environ. Sci. Technol., 42, 6179, 10.1021/es800180f

Nesbitt, 1998, XPS study of reductive dissolution of 7Å-birnessite by H3AsO3, with constraints on reaction mechanism, Geochim. Cosmochim. Acta, 62, 2097, 10.1016/S0016-7037(98)00146-X

Nguyen, 2008, Arsenic removal by photo-catalysis hybrid system, Sep. Purif. Technol., 61, 44, 10.1016/j.seppur.2007.09.015

Nishimura, 2008, Confirmation that tooeleite is a ferric arsenite sulfate hydrate, and is relevant to arsenic stabilisation, Miner. Eng., 21, 246, 10.1016/j.mineng.2007.09.003

Nishimura, 1985, Removal of arsenic from waste-water by addition of calcium hydroxide and stabilization of arsenic-bearing precipitate by calcination, Can. Inst. Min. Metall. Pet., 78, 75

Nishimura, 2001, Oxidative precipitation of arsenic (III) with manganese (II) and iron (II) in dilute acidic solution by ozone, Hydrometallurgy, 62, 83, 10.1016/S0304-386X(01)00188-8

Noël, 2014

O'Day, 2006, Chemistry and mineralogy of arsenic, Elements, 2, 77, 10.2113/gselements.2.2.77

Okereke, 1991, Kinetics of Iron oxidation by Thiobacillus ferrooxidans, Appl. Environ. Microbiol., 57, 1052, 10.1128/AEM.57.4.1052-1056.1991

Okibe, 2013, Simultaneous oxidation and immobilization of arsenite from refinery waste water by thermoacidophilic iron-oxidizing archaeon, Acidianus brierleyi, Miner. Eng., 48, 126, 10.1016/j.mineng.2012.08.009

Okibe, 2014, Microbial formation of crystalline scorodite for treatment of As (III)-bearing copper refinery process solution using Acidianus brierleyi, Hydrometallurgy, 143, 34, 10.1016/j.hydromet.2014.01.008

Okibe, 2015, Effect of Cu (II) on bio-scorodite crystallization using Acidianus brierleyi, Adv. Mater. Res., 1130, 101, 10.4028/www.scientific.net/AMR.1130.101

Opio, 2013

Padilla, 2001, Decomposition of enargite in nitrogen atmosphere, Can. Metall. Q., 40, 335, 10.1179/cmq.2001.40.3.335

Padilla, 2005, Leaching of enargite in H2SO4–NaCl–O2 media, Hydrometallurgy, 80, 272, 10.1016/j.hydromet.2005.08.006

Padilla, 2008, Kinetics of pressure dissolution of enargite in sulfate-oxygen media, Metall. Mater. Trans. B, 39, 399, 10.1007/s11663-008-9151-9

Padilla, 2012, Reaction mechanism and kinetics of enargite oxidation at roasting temperatures, Metall. Mater. Trans. B, 43, 1119, 10.1007/s11663-012-9675-x

Paikaray, 2014, Redox stability of As (III) on schwertmannite surfaces, J. Hazard. Mater., 265, 208, 10.1016/j.jhazmat.2013.11.068

Paktunc, 2010, Solubility of nanocrystalline scorodite and amorphous ferric arsenate: implications for stabilization of arsenic in mine wastes, Appl. Geochem., 25, 674, 10.1016/j.apgeochem.2010.01.021

Papangelakis, 1990, Acid pressure oxidation of arsenopyrite: part II, reaction kinetics, Can. Metall. Q., 29, 13, 10.1179/cmq.1990.29.1.13

Papassiopi, 2003, Investigating the use of iron reducing bacteria for the removal of arsenic from contaminated soils, Water Air Soil Pollut. Focus, 3, 81, 10.1023/A:1023905128860

Parada, 2014, Leaching kinetics of enargite in alkaline sodium sulphide solutions, Hydrometallurgy, 146, 48, 10.1016/j.hydromet.2014.03.003

Peacey, 2010, Review of process options to treat enargite, 3, 1035

Pettine, 1998, The reduction of chromium (VI) by iron (II) in aqueous solutions, Geochim. Cosmochim. Acta, 62, 1509, 10.1016/S0016-7037(98)00086-6

Piret, 1999, The removal and safe disposal of arsenic in copper processing, J. Miner. Met. Mater. Soc., 51, 16, 10.1007/s11837-999-0150-3

Piret, 1989, 735

Plumb, 2007, Acidianus sulfidivorans sp. nov., an extremely acidophilic, thermophilic archaeon isolated from a solfatara on Lihir Island, Papua New Guinea, and emendation of the genus description, Int. J. Syst. Evol. Microbiol., 57, 1418, 10.1099/ijs.0.64846-0

Prucek, 2013, Ferrate (VI)-induced arsenite and arsenate removal by in situ structural incorporation into magnetic iron (III) oxide nanoparticles, Environ. Sci. Technol., 47, 3283, 10.1021/es3042719

Raghav, 2013, Scoping candidate minerals for stabilization of arsenic-bearing solid residuals, J. Hazard. Mater., 263, 525, 10.1016/j.jhazmat.2013.10.009

Raudsepp, 1981

Regenspurg, 2005, Arsenate and chromate incorporation in schwertmannite, Appl. Geochem., 20, 1226, 10.1016/j.apgeochem.2004.12.002

Regenspurg, 2004, Formation and stability of schwertmannite in acidic mining lakes, Geochim. Cosmochim. Acta, 68, 1185, 10.1016/j.gca.2003.07.015

Rhine, 2006, Anaerobic arsenite oxidation by novel denitrifying isolates, Environ. Microbiol., 8, 899, 10.1111/j.1462-2920.2005.00977.x

Ritcey, 2005, Tailings management in gold plants, Hydrometallurgy, 78, 3, 10.1016/j.hydromet.2005.01.001

Rivera-Vasquez, 2009, 194

Rivera-Vasquez, 2015, Rapid atmospheric leaching of enargite in acidic ferric sulfate media, Hydrometallurgy, 152, 149, 10.1016/j.hydromet.2014.12.012

Riveros, 2001, Arsenic disposal practices in the metallurgical industry, Can. Metall. Q., 40, 395, 10.1179/cmq.2001.40.4.395

Robins, 1992, Arsenic in gold processing, Miner. Process. Ext. Metall. Rev., 9, 255, 10.1080/08827509208952710

Robins, 1982, Arsenic removal from gold processing waste waters: the potential ineffectiveness of lime, Can. Min. Metall. Bull., 75, 171

Robins, 1988, The adsorption of arsenate ion by ferric hydroxide, 99

Robins, 2005, 113

Roca, 2003, A leaching process for removing arsenic from enargite-bearing copper concentrates, 6, 631

Rocha, 2012, Reduction of arsenic releasing in aqueous environment by scorodite encapsulation, 215

Rochette, 1998, Stability of arsenate minerals in soil under biotically generated reducing conditions, Soil Sci. Soc. Am. J., 62, 1530, 10.2136/sssaj1998.03615995006200060008x

Ruiz, 2011, Mechanism of enargite pressure leaching in the presence of pyrite, Hydrometallurgy, 105, 290, 10.1016/j.hydromet.2010.11.002

Ruiz, 2014, Selective arsenic removal from enargite by alkaline digestion and water leaching, Hydrometallurgy, 150, 20, 10.1016/j.hydromet.2014.09.004

Ruiz, 2015, Digestion kinetics of arsenic removal from enargite–tennantite concentrates, Miner. Eng., 79, 47, 10.1016/j.mineng.2015.05.004

Ruonala, M., Leppinen, J. and Miettinen, V. (2010). Method for removing arsenic as scorodite. International Patent WO2010/094841.

Ruonala, M., Leppinen, J. and Miettinen, V. (2014). Method for removing arsenic as scorodite. U.S. Patent 8,790,516.

Ryu, 2004, Effects of TiO2 surface modifications on photocatalytic oxidation of arsenite: The role of superoxides, Environ. Sci. Technol., 38, 2928, 10.1021/es034725p

Sadiq, 2002, Geochemical behavior of arsenic in Kelly Lake, Ontario, Water Air Soil Pollut., 141, 299, 10.1023/A:1021348111180

Safarzadeh, 2014, Reaction of enargite (Cu3AsS4) in hot concentrated sulfuric acid under an inert atmosphere. Part I: enargite concentrate, 128, 68

Safarzadeh, 2014, Reaction of enargite (Cu3AsS4) in hot concentrated sulfuric acid under an inert atmosphere. Part II: high-quality enargite, Int. J. Miner. Process., 128, 79, 10.1016/j.minpro.2014.02.006

Safarzadeh, 2014, Reaction of enargite (Cu3AsS4) in hot concentrated sulfuric acid under an inert atmosphere. Part III: reaction stoichiometry and kinetics, Int. J. Miner. Process., 130, 56, 10.1016/j.minpro.2014.06.001

Safarzadeh, 2012, Acid bake-leach process for the treatment of enargite concentrates, Hydrometallurgy, 119, 30, 10.1016/j.hydromet.2012.03.002

Safarzadeh, 2012, Evaluation of sulfuric acid baking and leaching of enargite concentrates, Miner. Metall. Process., 29, 97

Safarzadeh, 2014, Thermodynamic analysis of the Cu–As–S–(O) system relevant to sulfuric acid baking of enargite at 473 K (200 °C), Metall. Mater. Trans. B, 45, 568, 10.1007/s11663-013-9965-y

Safarzadeh, 2014, Recent trends in the processing of enargite concentrates, Min. Process. Ext. Metall. Rev., 35, 283, 10.1080/08827508.2012.723651

Safarzadeh, 2014, An update to “Recent trends in the processing of enargite concentrates”, Miner. Process. Extr. Metall. Rev., 35, 390, 10.1080/08827508.2012.725683

Salokannel, 2013

Salzsauler, 2005, Arsenic mobility in alteration products of sulfide-rich, arsenopyrite-bearing mine wastes, Snow Lake, Manitoba, Canada, Appl. Geochem., 20, 2303, 10.1016/j.apgeochem.2005.06.007

Sasaki, 2010

Sasaki, 2010, Spectroscopic study on oxidative dissolution of chalcopyrite, enargite and tennantite at different pH values, Hydrometallurgy, 100, 144, 10.1016/j.hydromet.2009.11.007

Sasaki, 2010, Characterization of secondary arsenic-bearing precipitates formed in the bioleaching of enargite by Acidithiobacillus ferrooxidans, Hydrometallurgy, 104, 424, 10.1016/j.hydromet.2009.12.012

Schreyer, 1950, Ferrate oxidimetry-oxidation of arsenite with potassium ferrate (VI), Anal. Chem., 22, 691, 10.1021/ac60041a022

Schwertmann, 2005, The pH-dependent transformation of schwertmannite to goethite at 25°C, Clay Miner., 40, 63, 10.1180/0009855054010155

Segerer, 1986, Acidianus infernus gen. nov., sp. nov., and Acidianus brierleyi comb. nov.: facultatively aerobic, extremely acidophilic thermophilic sulfur-metabolizing archaebacteria, Int. J. Syst. Bacteriol., 36, 559, 10.1099/00207713-36-4-559

Singhania, 2005, Temperature and seeding effects on the precipitation of scorodite from sulfate solutions under atmospheric-pressure conditions, Metall. Mater. Trans. B, 36, 327, 10.1007/s11663-005-0062-8

Smedley, 2002, A review of the source, behaviour and distribution of arsenic in natural waters, Appl. Geochem., 17, 517, 10.1016/S0883-2927(02)00018-5

Smith, 1986, Metallurgy and mineral processing plant at St. Joe's El Indio mine in Chile, Min. Eng., 38, 971

Smith, 1988, How St. Joe gold's El Indio mine has become a major producer of high quality crude arsenic trioxide, 145

Sorlini, 2010, Conventional oxidation treatments for the removal of arsenic with chlorine dioxide, hypochlorite, potassium permanganate and monochloramine, Water Res., 44, 5653, 10.1016/j.watres.2010.06.032

Stolz, 2006, Arsenic and selenium in microbial metabolism, Ann. Rev. Microbiol., 60, 107, 10.1146/annurev.micro.60.080805.142053

Stumm, 1981

Swash, 1994, Hydrothermal precipitation from aqueous solutions containing iron (III) arsenate and sulphate, 177

Swash, 1995, Synthesis, characterization and solubility testing of solids in the Ca–Fe–AsO4 system, 17

Taylor, 2014, Pyrometallurgical processing technologies for treating high arsenic copper concentrates, 197

Taylor, 1993, Soda ash roasting of Sb–As-precious metal concentrates, 163

Taylor, 1991, Lime roasting of refractory precious metal ores, 725

Tongamp, 2009, Arsenic removal from copper ores and concentrates through alkaline leaching in NaHS media, Hydrometallurgy, 98, 213, 10.1016/j.hydromet.2009.04.020

Tongamp, 2010, Selective leaching of arsenic from enargite in NaHS–NaOH media, Hydrometallurgy, 101, 64, 10.1016/j.hydromet.2009.11.020

Twidwell, 2011, Removing arsenic from aqueous solution and long-term product storage, J. Miner. Met. Mater. Soc., 63, 94, 10.1007/s11837-011-0147-6

Twidwell, 2005, 71

Tyrrell, 1913, Yukonite, a new hydrous arsenate of iron and calcium, from Tagish Lake, Yukon Territory, Canada; with a note on the Associated Symplesite, Vol. VII, 13

USEPA, 2001

USEPA, 2003

Valenzuela, 2000

Van Aswegen, 2007, The BIOX™ process for the treatment of refractory gold concentrates, 1

Van Der Meer, 2014

Vasudevan, 2006, Studies on the oxidation of As (III) to As (V) by in-situ-generated hypochlorite, Ind. Eng. Chem. Res., 45, 7729, 10.1021/ie060339f

Vaughan, 2006, Arsenic, Elements, 2, 71, 10.2113/gselements.2.2.71

Verdugo, 2012, Study of arsenic release of atmospheric scorodit reductive environments, 86

Viñals, 2003, Topochemical transformation of enargite into copper oxide by hypochlorite leaching, Hydrometallurgy, 68, 183, 10.1016/S0304-386X(02)00200-1

Violante, 2009, Coprecipitation of arsenate with metal oxides. 3. Nature, mineralogy, and reactivity of iron (III)–aluminum precipitates, Environ. Sci. Technol., 43, 1515, 10.1021/es802229r

Vircikova, 1999, Removing as from converter dust by a hydrometallurgical method, J. Miner. Met. Mater. Soc., 51, 20, 10.1007/s11837-999-0152-1

Wang, 1998, A novel hydrometallurgical process for the immobilization of arsenic

Wang, 2006, Natural attenuation processes for remediation of arsenic contaminated soils and groundwater, J. Hazard. Mater., 138, 459, 10.1016/j.jhazmat.2006.09.048

Wang, 1998, A novel process for arsenic oxidation and fixation, 375

Watling, 2006, The bioleaching of sulphide minerals with emphasis on copper sulphides—a review, Hydrometallurgy, 84, 81, 10.1016/j.hydromet.2006.05.001

Weisenberg, 1979, Arsenic distribution and control in copper smelters, J. Miner. Met. Mater. Soc., 3, 38, 10.1007/BF03354510

Welham, 2001, Mechanochemical processing of enargite (Cu3AsS4), Hydrometallurgy, 62, 165, 10.1016/S0304-386X(01)00195-5

Welham, 2000, The stability of iron phases presently used for disposal from metallurgical systems—a review, Miner. Eng., 13, 911, 10.1016/S0892-6875(00)00078-9

White, 1996, Stabilizing toxic metal concentrates by using SMITE, J. Miner. Met. Mater. Soc., 48, 54, 10.1007/BF03222893

Wilkomirsky, 2014

Xu, 2005, Mechanistic evaluation of arsenite oxidation in TiO2 assisted photocatalysis, J. Phys. Chem. A, 109, 9070, 10.1021/jp054021x

Yang, 1999, Homogeneous and heterogeneous photocatalytic reactions involving As (III) and As (V) species in aqueous media, J. Photochem. Photobiol. A Chem., 123, 137, 10.1016/S1010-6030(99)00052-0

Yang, 2013, Review of arsenic pollution and treatment progress in nonferrous metallurgy industry, Adv. Mater. Res., 634, 3239, 10.4028/www.scientific.net/AMR.634-638.3239

Yoon, 2008, Photochemical oxidation of As (III) by vacuum-UV lamp irradiation, Water Res., 42, 3455, 10.1016/j.watres.2008.04.018

Yoshimura, 1962, The fundamental investigation of desarsenifying roasting of copper concentrate and its industrial practice, J. Min. Metall. Inst. Jpn., 78, 447, 10.2473/shigentosozai1953.78.888_447

Yu, 1999, Apparent solubilities of schwertmannite and ferrihydrite in natural stream waters polluted by mine drainage, Geochim. Cosmochim. Acta, 63, 3407, 10.1016/S0016-7037(99)00261-6

Zaw, 2002, Arsenic removal from water using advanced oxidation processes, Toxicol. Lett., 133, 113, 10.1016/S0378-4274(02)00081-4

Zhang, 2000, SO2/O2 as an oxidant in hydrometallurgy, Miner. Eng., 13, 1319, 10.1016/S0892-6875(00)00115-1

Zhang, 2011, Dissolution and solubility of the arsenate–phosphate hydroxylapatite solid solution [Ca5(PxAs1–xO4)3(OH)] at 25°C, Environ. Chem., 8, 133, 10.1071/EN10102

Zhu, 2006, Solubility and stability of calcium arsenates at 25°C, Water Air Soil Pollut., 169, 221, 10.1007/s11270-006-2099-y

Zhu, 2011, Characterization, dissolution and solubility of synthetic svabite [Ca5(AsO4)3F] at 25–45°C, Environ. Chem. Lett., 9, 339, 10.1007/s10311-010-0284-0