An empirical assessment of refraction error in leveling as a function of survey order and environment

Sedimentological descriptions and depositional interpretations, in sequence stratigraphic context, of two 300-meter cores from the Upper Cretaceous Straight Cliffs Formation, Kaiparowits Plateau, Kane County, Utah

Copper and uranium in Pennsylvanian and Permian sedimentary rocks, northern Sangre de Cristo Range, Colorado

Geology and mineral deposits of the Venezuelan Guayana Shield

Mineral resource potential and geology of the San Juan National Forest, Colorado; with a section on salable minerals

The Slumgullion earth flow; a large-scale natural laboratory

Gazetteer of planetary nomenclature 1994

Base- and precious-metal concentrations of early Proterozoic massive sulfide deposits in Arizona; crustal and thermochemical controls of ore depositon

Geologic studies in the Basin and Range-Colorado Plateau transition in southeastern Nevada, southwestern Utah, and northwestern Arizona, 1995

Geologic controls of deep natural gas resources in the United States

Postglacial lahars and potential hazards in the White Salmon River system on the southwest flank of Mount Adams, Washington

Geologic field-trip guide to Steens Mountain Loop Road, Harney County, Oregon