Sánchez España, Javier The discovery of the Borobia world-class stratiform magnesite deposit (Soria-Spain): a preliminary report - Berlin Springer March 2002 - pp. 240-243 ilus. ISSN: 0026-4598 Subjects--Topical Terms: DOLOMITAGEOLOGIA MINERAMAGNESITARESERVAS MINERALESYACIMIENTOS ESTRATIFORMES Subjects--Geographic Terms: ESPAÑASORIA Subjects--Index Terms: BOROBIA, YAC.