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January 1, 1991

Lithofacies and petrofacies map of upper Mesozoic rocks near Coalinga in the southern Diablo Range, California

No abstract available.

January 1, 1991

Lithologic cross sections of phanerozoic rocks in the northern Midcontinent, U.S.A.

No abstract available.

January 1, 1991

Lithologic map of the western part of the Springerville volcanic field, east-central Arizona

No abstract available.

January 1, 1991

Map and cross sections of coal zones in the Upper Cretaceous Neslen and Mount Garfield formations, northeastern part of the Westwater 30' x 60' Quadrangle and adjacent area, Garfield County, Colorado, and Grand and Uintah counties, Utah

No abstract available.

January 1, 1991

Map and cross sections of coal zones in the Upper Cretaceous Neslen Formation, north-central part of the Westwater 30' x 60' Quadrangle, Grand and Uintah counties, Utah

No abstract available.

January 1, 1991

Map showing contours on top of the upper Cretaceous Mowry Shale, Powder River basin, Wyoming and Montana

This map is one in a series of U.S. Geological Survey Miscellaneous Field Studies (MF) maps showing computer-generated structure contours, isopachs, and cross sections of selected formations in the Powder River basin, Wyoming and Montana. The map and cross sections were constructed from information stored in a U.S. Geological Survey Evolution of Sedimentary Basins data base. This data base contain

January 1, 1991