Geologic map of the Dillon quadrangle, Summit and Grand Counties, Colorado By Karl S. Kellogg 2002 Miscellaneous Field Studies Map MF-2390 NOTE: The GIS database for this map has been approved for release and publication by the Director of the USGS. Although this database has been subjected to rigorous review and is substantially complete, the USGS reserves the right to revise the data pursuant to further analysis and review. Furthermore, it is released on condition that neither the USGS nor the United States Government may be held liable for any damages resulting from its authorized or unauthorized use. The database can be downloaded from the USGS server on URL http://pubs.usgs.gov/mf/2002/mf-2390/. In addition, the PDF files of the map and pamphlet may be downloaded, from which paper copies may be printed. The database and other files are as follows: Readme file-- 00readme.txt Metadata file-- mf-2390.met ARC export files-- dillonpoly.e00 dillonline.e00 dillonpoint.e00 dillonsym.e00 Georeferenced topographic base-- dillon.tif dillon.tfw Miscellaneous ARC files-- color524.shd