C. Beaucaire and P. Toulhoat, Redox chemistry of uranium and iron, radium geochemistry, and uranium isotopes in the groundwaters of the Lodeve Basin, Applied Geochemistry, vol.2, pp.417-426, 1987.

C. Beaucaire, A. Criaud, and G. Michard, Contrôle des concentrations de certains éléments trace, Chemical Geology, vol.63, pp.85-99, 1987.

M. H. Gazineua, P. De-araujoa, A. Brandaoa, Y. , B. Hazin et al., Radioactivity concentration in liquid and solid phases of scale and sludge generated in the petroleum industry, J. Environ. Radioact, vol.81, pp.47-54, 2005.

Y. O. Rosenberg, V. Metz, and J. Ganor, Radium removal in a large scale evaporitic system, Geochim. Cosmochim. Acta, vol.103, pp.121-137, 2013.

A. Dejeant, L. Bourva, R. Sia, L. Galoisy, G. Calas et al., Field analyses of 238 U and 226 Ra in two uranium mill tailings piles from Niger using portable HPGe detector, J. Environ. Radioact, vol.137, pp.105-112, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01054718

M. Leermakers, V. Phrommavanh, J. Drozdzak, Y. Gao, J. Nos et al., DGT as a useful monitoring tool for radionuclides and trace metals in environments impacted by uranium mining: Case study of the Sagnes wetland in France, vol.155, pp.142-151, 2016.

L. L. Ames, J. E. Mcgarrah, and B. A. Walker, Sorption of trace constituents from aqueous solutions onto secondary minerals. 2. Radium. Clays and Clay Min, vol.31, pp.335-342, 1983.

E. Renoso-maset and J. Ly, Study of uranium(VI) and radium(II) sorption at trace level on kaolinite using a multisite ion exchange model, J. Environ. Radioact, vol.157, pp.136-148, 2016.

M. J. Jones, L. J. Butchins, J. M. Charnock, R. A. Pattrick, J. S. Small et al., Reactions of radium and barium with the surfaces of carbonate minerals, Appl. Geochem, vol.26, pp.1231-1238, 2011.

. Sajih,

L. L. Ames, J. E. Mcgarrah, B. A. Walker, and P. F. Salter, Uranium and radium sorption on amorphous ferric oxyhydroxide, Chem. Geol, vol.40, issue.1-2, pp.135-148, 1983.

E. Curti, Coprecipitation of radionuclides: basic concepts, literature review anf first applications, pp.97-105, 1997.

S. Somot, M. Pagel, and J. Thiry, Speciation of radium in the uranium mill tailings of Escarpière, C.R. Académie des Sciences/Earth and Planet. Sci, vol.352, pp.111-116, 1997.

Y. O. Rosenberg, V. Metz, and J. Ganor, Co-precipitation of radium in high ionic strength systems: 1. Thermodynamic properties of the Na-Ra-Cl-SO4-H2O system -Estimating Pitzer parameters for RaCl2, Geochim. Cosmochim. Acta, vol.75, issue.19, pp.5389-5402, 2011.

E. Curti, Radium uptake during barite recrystallization at 23 +/-2 degrees C as a function of solution composition: An experimental Ba-133 and Ra-226 tracer study, Geochim. Cosmochim. Acta, vol.74, issue.12, pp.3553-3570, 2010.

M. Curie, Radium and the new concepts in chemistry, Nobel Lecture, 1910.

H. A. Doerner and W. M. Hoskins, Co-precipitation of radium and barium sulfates, J. Amer. Chem. Soc, vol.47, pp.662-675, 1925.

D. Langmuir and A. C. Riese, The thermodynamic properties of radium, Geochim. Cosmochim. Acta, vol.49, issue.7, pp.1593-1601, 1985.

C. Zhu, Copreicpitation in the barite isostructural family: 1-Binary mixing properties, Geochim. Cosmochim. Acta, vol.68, issue.16, pp.3327-3337, 2004.

F. Brandt, E. Curti, M. Klinkenberg, K. Rozov, and D. Bosbach, Replacement of barite by a (Ba,Ra)SO4 solid solution at close-to-equilibrium conditions: A combined experimental and theoretical study, Geochim. Cosmochim. Acta, vol.155, pp.1-15, 2015.

E. K. Gnanapragasam and B. A. Lewis, Elastic strain energy and the distribution coefficient of radium in solid solutions with calcium salts, Geochim. Cosmochim. Acta, vol.59, issue.24, pp.5103-5111, 1995.

Y. Yoshida, T. Nakazawa, H. Yoshikawa, and T. Nakanishi, Partition coefficient of Ra in gypsum, J. Radioanal. Nucl. Chem, vol.280, issue.3, pp.541-545, 2009.

B. Goldschmidt, Etude du fractionnement par cristallisation mixte à l'aide des radioéléments, 1940.

T. Zhang, K. Gregory, R. W. Hammack, and R. D. Vidic, Co-precipitation of radium with barium and strontium sulfate and its impact on the fate of radium during treatment of produced water from unconventional gas extraction, Environ. Sci. Technol, vol.48, pp.4596-4603, 2014.

L. Lestini, C. Beaucaire, T. Vercouter, and M. Descostes, Radium uptake by recrystallized gypsum: an incorporation study, Proc. Earth and Planet. Sci, vol.7, pp.479-482, 2014.

J. Kushnir, The coprecipitation of strontium, magnesium, sodium, potassium and chloride ions with gypsum. An experimental study, Geochim. Cosmochim. Acta, vol.44, issue.10, pp.1471-1482, 1980.

A. Pouria, H. Bandegani, M. Pourbaghi-masouleh, S. Hesaraki, and M. Alizadeh, Physicochemical properties and cellular responses of strontium-doped gypsum biomaterials, Bioinorg. Chem. Appl, p.976495, 2012.

D. A. Kulick, Geochemical thermodynamic modelling of ion partitioning. In Ion partitioning in ambient temperature aqueous systems, European Mineralogical Union, vol.10, pp.65-138, 2010.

M. Prieto, J. M. Astilleros, and L. Fernandez-diaz, Environmental remediation by crystallisation of solid solutions, Elements, vol.9, pp.195-201, 2013.

J. Bruno, D. Bosbach, D. A. Kulick, and A. Navrosky, Chemical thermodynamics of solid solutions of interest in nuclear waste management (a state-of-the-art report), vol.10, pp.1-2, 2007.

M. Prieto, Thermodynamics of solid solution-aqueouq solution sytems. Reviews in Mineralogy and Geochemistry, vol.70, pp.47-85, 2009.

, Calculation of non-ideality parameters