Valles Caldera, Jemez Mountains, New MexicoRoger Weller, geology instructor
Original map is the Geologic Map of
New Mexico
United States Geological Survey and the New Mexico Geological Survey
C.H. Dane and G.O. Bachman, 1965
original scale was 1: 500,000
maps posted: 9/3/07

The same map but with the culture
removed
