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

Quaternary stratigraphy and paleoceanography of the Canada Basin, western Arctic Ocean

Geochemical survey of the Craig study area; Craig and Dixon Entrance quadrangles and the western edges of the Ketchikan and Prince Rupert quadrangles, southeast Alaska

Regional diagenetic patterns in the St. Peter Sandstone; implications for brine migration in the Illinois Basin

Problems with applying topographically driven flow to genesis of the Upper Mississippi Valley zinc-lead district and to fluid flow in the Illinois Basin