00922cam a22002651 4500 gs 05001150 DLC 20260227111302.0 930112s1896 iauabf b 000 0 eng c gs 05001150 (OCoLC)27235065 Library, U.S. Geological Survey CLU CLU DLC premarc QE475 .B58 Beyer, Samuel Walker, 1865-1931. The Sioux quartzite and certain associated rocks ... Des Moines, Published for the Iowa Geological Survey, 1896. vi p., 1 l., 69-112 p. illus., pl., 2 col. maps (1 fold.) 26 cm. Iowa. Geological Survey. [Reports and papers] v. 6 At head of title: Iowa Geological survey, volume VI. Bibliographical foot-notes. Quartzite. Petrology South Dakota. Geology South Dakota. 24356 24356