Geology and Ore Deposits of the Cottonwood-American Fork Area, Utah: Professional Paper 201 Utah History Books National Geographic's Trails Illustrated map

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Geology and Ore Deposits of the Cottonwood-American Fork Area, Utah: Professional Paper 201 Utah History Books National Geographic's Trails Illustrated mapU. S. Geological Survey Professional Paper 201, "Geology and Ore Deposits of the Cottonwood American Fork Area, Utah," by F. C. Calkins, B. S. Butler, and V. C. Heikes, provides an in depth geological analysis of the region encompassing the historically significant Cottonwood and American Fork mining districts. This comprehensive study, originally published in 1948, meticulously documents the stratigraphy, structure, and mineralization of the area,