Black Hills Mineral Atlas South Dakota

This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact, or were introduced by the scanning process. We believe this work is culturally important, and despite the imperfections, have elected to bring it back into print as part of our continuing commitment to the preservation of printed works worldwide. We appreciate your understanding of the imperfections in the preservation process, and hope you enjoy this valuable book. ++++ The below data was compiled from various identification fields in the bibliographic record of this title. This data is provided as an additional tool in helping to ensure edition identification: ++++ Report On The Geology And Resources Of The Black Hills Of Dakota: With Atlas Henry Newton, Geographical and Geological Survey of the Rocky Mountain Region (U.S.), Walter Proctor Jenney G.P.O., 1880 Science; Earth Sciences; Geology; Black Hills (S.D. and Wyo.); Black Hills, S.D. and Wyo; Black Hills, South Dakota; Black hills, S. D; Geology; Mines and mineral resources; Science / Earth Sciences / Geology

General geology of a deformed area that is underlain by Precambrian phyllites and schists and is intruded by granite and pegmatites in the central Black Hills of South Dakota.