TY - RPRT TI - Fractionation of palladium and platinum in a Mesozoic diabase sheet, Gettysburg basin, Pennsyvania: Implications for mineral exploration AU - D. Gottfried AU - A.J. Froelich AU - N. Rait AU - P. J. Aruscavage PY - 1990 DO - 10.1016/0375-6742(90)90083-m UR - https://pubs.usgs.gov/publication/70016203 ID - 70016203 ER -