A description of the Precambrian, lower Paleozoic, and Tertiary stratigraphy and a discussion of the granitic rocks and structure.

[Map] Plate 1 is a geologic map of the northern part of the Toquima Range, Nevada. Relief shown by contours, hachures and hysometric tine. Contains scales, a correlation and a description of map units. [Map] Plate 2 is a paleogeographic restoration of paleozoic sequences thrust together in the Toquima Range. Relief shown by hatchures and contours. Contains inset location map, scales and an explanation.

Additional title page description: Description of a new formation (a composite ash-flow sheet), and a discussion of its source in the Fish Creek Mountains of central Nevada.

A multidisciplinary approach to research studies of sedimentary rocks and their constituents and the evolution of sedimentary basins, both ancient and modern.