Excerpt from Geography, Geology, and Mineral Resources of the Fort Hall Indian Reservation, Idaho The geologic examination Of the Fort Hall Indian Reservation was undertaken by the United States Geological Survey at the re quest Of the Office Of Indian Afiairs. A narrow strip of land along the east border of the reservation had been included in the phosphate withdrawals, and the principal Object Of the examination was the determination Of the extent and character Of the phosphate lands included in the reservation. Other mineral deposits were also noted. The work was assigned to the writer with instructions to proceed with an examination and mineral classification of the Fort Hall Indian Reservation. G. R. Mansfield, with J. W. Merritt and J. W. Clark as assistants, spent the four months July to October, 1913, in the prosecution Of the work. In the middle Of Sep tember, after the withdrawal of J. IV. Merritt, the party was joined by C. A. Bonine and Wallace Lee, who rendered valuable assistance. 'the chief Of the section of nonmetalliferous deposits, H. S. Gale, spent the last week in July with the party. He partici pated in the mapping and made valuable suggestions with regard to plans and methods of work. G. H. Girty, paleontologist, was with the party for three weeks in August and September and made a fauna] and stratigraphic study of the Carboniferous and Triassic formations. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.