MS-09 Coal Resources and Development Map of Colorado Download Publication Details This map covers a wide range of information on coal resources across the state including: coal typology distribution, overburden thicknesses; coal-bearing regions; abandoned, active, underground and surface mines; coking, coal washing, and gasification plants; existing and proposed generating plants; references. Digital PDF download. MS-09D Citations Jones, D. C., Janet E. Schultz, and D. Keith Murray. “MS-09 Coal Resources and Development Map of Colorado.” Coal Resources. Map Series. Denver, CO: Colorado Geological Survey, Department of Natural Resources, 1978. https://coloradogeologicalsurvey.org/publications/coal-resource-development-map-colorado/.