Geochemical Studies of Rare Earth Elements in the Portuguese Pyrite Belt, and Geologic and Geochemical Controls on Gold Distribution: Issue 1596

Mineralogy and Geochemistry of Some Belt Rocks, Montana and Idaho: Issue 1312

Geochemical Evidence for Possible Concealed Mineral Deposits Near the Monticello Box: Northern Sierra Cuchillo, Socorro County, New Mexico, Issues 587-600

Geochemical and Geophysical Reconnaissance of Parts of the Yakutat and Mount Saint Elias Quadrangles, Alaska: Issue 1312