Synclinal Region Small 320×44 Medium 640×87 Large 1024×140 Download Tiff Original 2400×327 | (175.1 KB) Description This illustration represents the effects of erosion of a synclinal region consisting of alternations of hard and soft strata. Keywords Erosion, strata, Synclinal Galleries Geology Source: James D. Dana, New Text-book of Geology (New York: Ivison, Blakeman & Company, 1883) 97 Courtesy the private collection of Roy Winkelman
