. Moyano, Investigation of sequential chemical extraction of arsenic from sediments: variations in sample treatment and extractant, Soil Sed Contam Intern J, pp.133-141, 0192.

R. N. Applin and . Applin, Manganese deposits of Southwestern Oregon, Report of investigation 5369, Bureau of mines, 1958.

. Belzile, Testing readsorption of trace elements during partial chemical extractions of bottom sediments, Environmental Science & Technology, vol.23, issue.8, pp.1015-1020, 1989.
DOI : 10.1021/es00066a014

R. G. Benoit, T. F. Benoit, and . Rozan, The influence of size distribution on the particle concentration effect and trace metal partitioning in rivers, Geochimica et Cosmochimica Acta, vol.63, issue.1, pp.63-64, 1999.
DOI : 10.1016/S0016-7037(98)00276-2

. Bergaya, Handbook of clay science, 2006.

. Berrueta, A review of solid phase extraction: Basic principles and new developments, Chromatographia, vol.6, issue.5, pp.474-483, 1995.
DOI : 10.1007/BF02269916

. Gaucher, Arsenic behavior in gold-ore mill tailing, Massif Central, France: hydrogeochemical study and investigations of in situ redox signatures, Appl Geochem, vol.19, pp.1785-1800, 2004.

H. Hendershot and . Bril, Alteration of As-bearing phases in a small watershed on a high grade arsenic-geochemical anomaly (French Massif Central), Appl Geochem, pp.25-1889, 2010.
URL : https://hal.archives-ouvertes.fr/insu-00528260

. Bouchot, Structural controls on the auriferous shear zones of the Saint Yrieix District, Massif Central, France; evidence from the Le Bourneix and Laurieras gold deposits, Economic Geology, vol.84, issue.5, pp.5-1315, 1989.
DOI : 10.2113/gsecongeo.84.5.1315

. Cancès, Changes in arsenic speciation through a contaminated soil profile: a XAS based study, Sci Total Environ, pp.397-178, 2008.

. Carter, Spatial and temporal variability in the concentration and speciation of metals in suspended sediment transported by the River Aire, Yorkshire, UK, Hydrological Processes, vol.13, issue.316, pp.20-3007, 2006.
DOI : 10.1002/hyp.6156

C. , G. L. Chery, and C. Gateau, Mise à disposition de l'inventaire géochimique sur le territoire national (pour identifier les zones à risques de teneurs naturelles élevées en métaux lourds, 1998.

C. , S. R. Cornell, and U. Schwertmann, The Iron Oxides, 1996.
DOI : 10.1002/9783527613229.ch01

A. Courtin-nomade-courtin-nomade, Mobilité de l'arsenic, liaisons arsenic-fer et spéciation de l'arsenic dans les haldes d'anciennes mines du Massif Central Français, 2001.

. Tamura, Sulfide oxidation observed using micro-Raman spectroscopy and micro-X-ray diffraction: the importance of water/rock ratios and pH conditions, Am Min, pp.95-99, 2010.
URL : https://hal.archives-ouvertes.fr/insu-00488497

. Croteau, Trophic transfer of metals along freshwater food webs: Evidence of cadmium biomagnification in nature, Limnology and Oceanography, vol.50, issue.5, pp.50-55, 2005.
DOI : 10.4319/lo.2005.50.5.1511

M. E. Dawson, M. G. Dawson, and . Macklin, Speciation of heavy metals in floodplain and flood sediments: a reconnaissance survey of the Aire Valley, West Yorkshire, Great Britain, Environmental Geochemistry and Health, vol.20, issue.2, pp.67-76, 1998.
DOI : 10.1023/A:1006541724394

. Deer, Rock-forming minerals, Sheet silicates, 1967.

H. S. Dixit, J. G. Dixit, and . Hering, Comparison of Arsenic(V) and Arsenic(III) Sorption onto Iron Oxide Minerals:?? Implications for Arsenic Mobility, Environmental Science & Technology, vol.37, issue.18, pp.4182-4198, 2003.
DOI : 10.1021/es030309t

F. P. Drahota, M. Drahota, and . Filippi, Secondary arsenic minerals in the environment: A review, Environment International, vol.35, issue.8, pp.1243-1255, 2009.
DOI : 10.1016/j.envint.2009.07.004

. Cerveny, Mineralogical and geochemical controls of arsenic speciation and mobility under different redox conditions in soil, sediment and water at the Mokrsko-west gold depositi, Czech Republic. Sci Total Environ, pp.407-3327, 2009.

G. R. Eggleton, S. Eggleton, and . Guggenheim, A Re-Examination of the Structure of Ganophyllite, Mineralogical Magazine, vol.50, issue.356, pp.307-315, 1986.
DOI : 10.1180/minmag.1986.050.356.18

. Eman, An introduction to individual disseminated-veinlet and vein mineralization of Cu (Pb-Zn) in the Chahmoosa- Gholekaftaran mining district, Eastern part of Toroud-Chahshirin magmatic arc, Geosciences, pp.18-112, 2009.

. Gautier, Transformation of natural As-associated ferrihydrite downstream of a remediated mining site, European Journal of Mineralogy, vol.18, issue.2, 2006.
DOI : 10.1127/0935-1221/2006/0018-0187

R. Gibbs and . Gibbs, Transport phases of transition metals in the Amazon and Yukon Rivers, Geological Society of America Bulletin, vol.88, issue.6, 1977.
DOI : 10.1130/0016-7606(1977)88<829:TPOTMI>2.0.CO;2

. Gleyzes, Fractionation studies of trace elements in contaminated soils and sediments: a review of sequential extraction procedures, TrAC Trends in Analytical Chemistry, vol.21, issue.6-7, pp.451-467, 2002.
DOI : 10.1016/S0165-9936(02)00603-9

. Gordeev, Geochemical behaviour of major and trace elements in suspended particulate material of the Irtysh river, the main tributary of the Ob river, Siberia, Applied Geochemistry, vol.19, issue.4, pp.593-610, 2004.
DOI : 10.1016/j.apgeochem.2003.08.004

. Grosbois, Transportation and evolution of trace element bearing phases in stream sediments in a mining ??? Influenced basin (Upper Isle River, France), Applied Geochemistry, vol.22, issue.11, pp.11-2362, 2007.
DOI : 10.1016/j.apgeochem.2007.05.006
URL : https://hal.archives-ouvertes.fr/hal-00324666

. Grosbois, Deconvolution of trace element (As, Cr, Mo, Th, U) sources and pathways to surface waters of a gold mining-influenced watershed, Science of The Total Environment, vol.407, issue.6, pp.407-2063, 2009.
DOI : 10.1016/j.scitotenv.2008.11.012
URL : https://hal.archives-ouvertes.fr/hal-00653614

. Hochella, Direct observation of heavy metal-mineral association from the Clark Fork River Superfund Complex: Implications for metal transport and bioavailability, Geochimica et Cosmochimica Acta, vol.69, issue.7, pp.1651-1663, 2005.
DOI : 10.1016/j.gca.2004.07.038

A. J. Horowitz and . Horowitz, A primer on sediment-trace element chemistry, 1991.

. Hughes, The atomic arrangement of the ganophyllite-group modulated layer silicates as determined from the orthorhombic dimorph of tamaite, with the elusive 16.8 ?? ganophyllite-group superstructure revealed, American Mineralogist, vol.88, issue.8-9, pp.88-1324, 2003.
DOI : 10.2138/am-2003-8-915

. Benedetti, Remobilization of arsenic from buried wastes at an industrial site: mineralogical and geochemical control, Appl Geochem, vol.14, pp.1031-1048, 1999.

. Kersten, Kersten, Speciation of trace elements in sediments, 2002.

. Davidson, Chemical speciation in the environment, 2002.

. Kheboian, C. Bauer, C. F. Kheboian, and . Bauer, Accuracy of selective extraction procedures for metal speciation in model aquatic sediments, Analytical Chemistry, vol.59, issue.10, pp.1417-1423, 1987.
DOI : 10.1021/ac00137a010

. Kierczak, Mineralogy and natural weathering of slags produced by the smelting of Ni?ores (Szklary, SW Poland) Can Min, pp.47-557, 2009.

. Kunz, A dedicated superbend x-ray microdiffraction beamline for materials, geo-, and environmental sciences at the advanced light source, Review of Scientific Instruments, vol.80, issue.3, p.80, 2009.
DOI : 10.1063/1.3096295

P. Z. Lin, R. W. Lin, . Manning, and . Goldberg, Adsorption, desorption and oxidation of arsenic affected by clay minerals and aging process, Modeling arsenate competitive adsorption on kaolinite, montmorillonite and illite. Clays Clay Min, pp.753-759, 1996.
DOI : 10.1007/s002540050490

G. B. Manning, S. Manning, and . Goldberg, Adsorption and Stability of Arsenic(III) at the Clay Mineral???Water Interface, Environmental Science & Technology, vol.31, issue.7, pp.31-2005, 1997.
DOI : 10.1021/es9608104

. Masson, Seasonal variations and annual fluxes of arsenic in the Garonne, Dordogne and Isle Rivers, France, Science of The Total Environment, vol.373, issue.1, pp.196-207, 2007.
DOI : 10.1016/j.scitotenv.2006.10.039

J. Nicaud and . Nicaud, Contrôle structural de la mise en place des mine´ralisationsaurifères du District de Saint-Yrieix-la-Perche (Massif Central franc¸ais): analyse de la fracturation et étude des alterations hydrothermales, 2001.

O. , C. , C. D. O-'connor, and J. P. Conolly, The effect of concentration and adsorbing solids on the partition coefficient, Water Res, pp.14-1517, 1980.

D. P. Paquin, D. M. Paquin, and . Di, Metals in aquatic systems: a review of exposure, bioaccumulation and toxicity modes, 2003.

. Patkunc, Speciation and characterization of arsenic in gold ores and cyanidation tailings using X-ray absorption spectroscopy, Geochim Cosmochim Acta, pp.68-73, 2004.

. Peacor, Eggletonite, the Na Analogue of Ganophyllite, Mineralogical Magazine, vol.48, issue.346, pp.48-93, 1984.
DOI : 10.1180/minmag.1984.048.346.12

. Pedersen, Release of arsenic associated with the reduction and transformation of iron oxides, Geochimica et Cosmochimica Acta, vol.70, issue.16, pp.4116-4129, 2006.
DOI : 10.1016/j.gca.2006.06.1370

. Piantone, Zoned hydrothermal alteration and genesis of the gold deposit at Le Chatelet (Franch Massif Central) Economic Geol, pp.89-93, 1994.

. Proust, Supergene Vermiculitization of a Magnesian Chlorite: Iron and Magnesium Removal Processes, Clays and Clay Minerals, vol.34, issue.5, pp.34-39, 1986.
DOI : 10.1346/CCMN.1986.0340511

R. , M. E. Robin, and E. Molina, Chronostratigraphy, composition, and origin of Ni-rich spinel from the Late Eocene Fuente Caldera section in Spain: one impact or more, Meteor Planet Sci, pp.41-49, 2006.

. Roussel, Hydrogeochemical survey and mobility of As and heavymetals on the site of a former gold mine (saint Yrieix mining district, France), Hydrogéologie, vol.1, pp.3-12, 1998.

. Roussel, Arsenic Speciation: Involvement in Evaluation of Environmental Impact Caused by Mine Wastes, Journal of Environment Quality, vol.29, issue.1, pp.182-188, 2000.
DOI : 10.2134/jeq2000.00472425002900010023x

A. Shayan and . Shayan, Hisingerite material from a basalt quarry near Geelonk, Clays Clay Minerals, pp.32-36, 1984.

M. W. Stumm, J. J. Stumm, and . Morgan, Aquatic chemistry, 1996.

. Tamura, High spatial resolution stress measurements using synchrotron based scanning X-ray microdiffraction with white or monochromatic beam, Materials Science and Engineering: A, vol.399, issue.1-2, pp.399-92, 2005.
DOI : 10.1016/j.msea.2005.02.033

. Tessier, Sequential extraction procedure for the speciation of particulate trace metals, Analytical Chemistry, vol.51, issue.7, pp.7-844, 1979.
DOI : 10.1021/ac50043a017

. Tipping, Specific and non specific sorption of cadmium by soil clays as influenced by zinc and calcium, Aust J Soil Res, vol.17, pp.17-28, 1979.

. Velde, Velde, Clay minerals: a physico-chemical explanation of their occurrence, 1985.

F. W. Wang, N. S. Wang, and . Fisher, Assimilation efficiencies of chemical contaminants in aquatic invertebrates: A synthesis, Environmental Toxicology and Chemistry, vol.9, issue.177, pp.9-2034, 2009.
DOI : 10.1002/etc.5620180923

. Zhu, Solubility and Stability of Calcium Arsenates at 25???C, Water, Air, and Soil Pollution, vol.17, issue.1, 2006.
DOI : 10.1007/s11270-006-2099-y

F. Clays, (142) representing 32% of As-bearing phases during this period Min 12, p.142

F. Oxyhydroxydes, (31) representing 7% of As-bearing phases during this period Min 2, p.31

*. Mn-rich-silicates, (12) representing < 3% of As-bearing phases during this period Min 8, p.12

F. Clays, (26) representing 18% of As-bearing phases during this period Min 10, p.52

F. Oxyhydroxydes, (3) representing < 3% of As-bearing phases during this period Min 0, p.48