Van Thournout, Frank
Portovelo: a volcanic-hosted epithermal vein-system in Ecuador, South America - Berlin Springer 1996 - pp. 269-276 ilus., tbls.
0026-4598
GEOLOGIA ECONOMICA
MINERALOGIA
YACIMIENTOS EPITERMALES
ECUADOR
PORTOVELO, YAC.
Portovelo: a volcanic-hosted epithermal vein-system in Ecuador, South America - Berlin Springer 1996 - pp. 269-276 ilus., tbls.
0026-4598
GEOLOGIA ECONOMICA
MINERALOGIA
YACIMIENTOS EPITERMALES
ECUADOR
PORTOVELO, YAC.