TY - RPRT TI - Map showing geology and rock geochemistry of the Puquio porphyry copper prospect, Santiago de Chocorvos Quadrangle, Peru AU - N.J. Page AU - Fredy Huanqui AU - R. E. Learned AU - Alberto Caballero AU - Edgardo Guisado PY - 1988 DO - 10.3133/mf1924 UR - https://pubs.usgs.gov/publication/mf1924 ID - mf1924 ER -