1. Imaging spectroscopy: Interpretation based on spectral mixture analysis;Adams,1993
2. Bibring, J.P., and 10 colleagues, and OMEGA Team, 2005. Mars surface diversity as revealed by the OMEGA/Mars Express observations. Science 307, 1576–1581.
3. Bibring, J.P., Langevin, Y., Mustard, J.F., Poulet, F., Arvidson, R., Gendrin, A., Gondet, B., Mangold, N., Pinet, P., Forget, F., and OMEGA Team, 2006. Global mineralogical and aqueous Mars history derived from OMEGA/Mars Express data. Science 312, 400–404.
4. Bigham, J.M., Schwertmann, U., Carlson, L., 1992. Mineralogy of precipitates formed by the biogeochemical oxidation of Fe(II) in mine drainage. In: Skinner, H.C.W., Fitzpatrick, R.W. (Eds.), Biomineralization Processes of Iron and Manganese, Modern and Ancient Environments, Catena Supplement 21, pp. 219–232.
5. Bishop, J.L., and 11 colleagues, 2008. Phyllosilicate diversity and past aqueous activity revealed at Mawrth Vallis, Mars. Science 321, 830–833.