1. Universidad de los Andes, Cra 1 N° 18A - 12, 111711, Bogotá, Colombia
2. Universitá degli Studi di Padova, via G. Gradenigo, 6, 35131 Padua, Italy
3. † Special collection papers can be found online at http://www.minsocam.org/MSA/AmMin/special-collections.html.
4. The Australian National University, 142 Mills Road, Canberra, ACT 2601 Australia
5. Instituto Andaluz de Ciencias de la Tierra, CSIC-Universidad de Granada, Avda. de las Palmeras, 4, 18100 Armilla, Granada, Spain
6. LNLS, Laboratório Nacional de Luz Sincrotron, Rua Giuseppe Máximo Scolfaro, 10000, Guará, Campinas, Brazil