VNIR of Fe/Mg-rich clays

Dataset of visible/near-IR data of Fe/Mg-rich clays. They are mainly from submarine hydrothermal sites but there are a few terrestrial clays of similar mineralogy or composition that are here introduced for comparison with the main group of submarine clays.

Articles related with this dataset are:

2018 Manuel Sánchez-Marañón, Javier Cuadros, Joseph R. Michalski, Manuel Melgosa, Vesselin Dekov.
Identification of iron in Earth analogues of Martian phyllosilicates using visible reflectance spectroscopy: spectral derivatives and color parameters. Applied Clay Science 165, 264-276. DOI: https://doi.org/10.1016/j.clay.2018.08.016

2016 Javier Cuadros, Joe R. Michalski, Vesselin Dekov, Janice L. Bishop
Octahedral chemistry of 2:1 clay minerals and hydroxyl band position in the near-infrared. Application to Mars.
American Mineralogist, 101, 554-563. DOI: http://dx.doi.org/10.2138/am-2016-5366

2015 Joseph R. Michalski, Javier Cuadros, Janice L. Bishop, M. Darby Dyar, Vesselin Dekov, and Saverio Fiore
Constraints on the crystal-chemistry of Fe/Mg-rich smectitic clays on Mars and links to global alteration trends
Earth and Planetary Science Letters 427, 215-225. doi:10.1016/j.epsl.2015.06.020

2013 Javier Cuadros, Joseph R. Michalski, Vesselin Dekov, Janice Bishop, Saverio Fiore, M. Darby Dyar
Crystal-chemistry of interstratified Mg/Fe-clay minerals from seafloor hydrothermal sites. Chemical Geology 360-361, 142-158. http://dx.doi.org/10.1016/j.chemgeo.2013.10.016