James St. John OSU-Newark Geology E-mail: “stjohn.2”  at  “osu.edu” Office: Founders Hall 2150 _________________________ Mailing Address: James St. John Founders Hall 156 1179 University Drive Ohio State University at Newark Newark, Ohio 43055  USA __________________________ JSJ at Crater Lake (= Mt. Mazama collapse caldera), with Wizard Island volcanic cone in the background (southwestern Oregon).

If & when this website goes down, there is a back-up here and an archived version here. Cool Rocks Cool Fossils Rocks and Fossils in the Field Geology 1100 Geology 1122 Geology 2205 Geology of American Parks Geology of Mammoth Cave Geology of Carlsbad Caverns Common Minerals Sediments Common Rocks Rocks of All Ages JSJ in the Field Interesting Geology Talks Science & Pseudoscience What is Geology? The Evolution-Creation Thing They Look the Same, but They’re Not! The Most Important Info. that Few People Know JSJ’s flickr postings (mostly geology; some biology) JSJ’s youtube channel (mostly Yellowstone)

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