Asta, M.P. Gimeno, M.J. Auqué, L.F. Galve, J.P. Gómez, J. Acero, P. Lapuente, P. Temporal variability of secondary processes in alkaline geothermal waters associated to granitic rocks: The caldes de boí geothermal system (Spain) Geol. acta 10.1344/GeologicaActa2017.15.2.1 2017 2017