Url https://chloe.cnr.it/s/DHeLO/item/15959 Resource class bibo:AcademicArticle Creator Keller, J. Date 1980 Language eng Is Part Of Rendiconti della Società Italiana di Mineralogia e Petrologia Pages 489-524 Volume 36 Homepage https://www.zotero.org/groups/5293298/bidiar/items/TWV6AFE8/item-list --