TY - RPRT TI - Cierco Pb-Zn-Ag vein deposits: Isotopic and fluid inclusion evidence for formation during the mesozoic extension in the pyrenees of Spain AU - C. A. Johnson AU - E. Cardellach AU - J. Tritlla AU - B.B. Hanan PY - 1996 DO - 10.2113/gsecongeo.91.3.497 UR - https://pubs.usgs.gov/publication/70017732 ID - 70017732 ER -