Gianluca Vignaroli (*), Federico Rossetti (*), Daniela Rubatto (**), Thomas Theye (***), Frank Lisker (°), David Phillips (°°) & Claudio Faccenna (*)
(*) Dipartimento di Scienze Geologiche, Università degli Studi Roma Tre, Roma, Italy. E-mail: vignarol@uniroma3.it
(**) Research School of Earth Sciences, Canberra, Australia.
(***) Institut für Mineralogie und Kristallchemie der Universität, Stuttgart, Germany.
(°) FB Geowissenschaften, University of Bremen, Germany.
(°°) School of Earth Sciences, The University of Melbourne, Australia.