Geologic studies in Alaska by the U.S. Geological Survey, 1990

Sedimentary response to intrabasinal salt tectonism in the Upper Triassic Chinle Formation, Paradox Basin, Utah

Gold and other minor elements associated with the hot springs and geysers of Yellowstone National Park, Wyoming, supplemented with data from Steamboat Springs, Nevada

Industrial minerals in the Basin and Range region; workshop proceedings

Area adjacent to the Turkey Creek Caldera, Cochise County, Arizona; analytic data and geologic sample catalog

Advances related to United States and international mineral resources; developing frameworks and exploration technologies

A method of obtaining climatic parameters from leaf assemblages

STRUCTURAL CONTEXT OF MID-TERTIARY MINERALIZATION IN THE MAMMOTH AND SAN MANUEL DISTRICTS, SOUTHEASTERN ARIZONA

Mineral resource assessment of the U.S. portion of the International Falls 1 degree x 2 degrees quadrangle, northern Minnesota

Comparison of the Cretaceous-Tertiary boundary impact events and the 0.77-Ma Australasian tektite event; relevance to mass extinction

Stratigraphic notes, 1992; Four short papers propose changes in stratigraphic nomenclature in Vermont, Virginia, Maryland, and the District of Columbia

Contribution of artesian water to progressive failure of the upper part of the Delhi Pike landslide complex, Cincinnati, Ohio

40Ar/39Ar age spectra and total-fusion ages of tektites from Cretaceous-Tertiary boundary sedimentary rocks in the Beloc Formation, Haiti

Guide to the volcanoes of the western Wrangell Mountains, Alaska; Wrangell-St. Elias National Park and Preserve

Isotopic ages and stratigraphy of Cenozoic rocks of the Marysvale volcanic field and adjacent areas, west-central Utah