Generalized Surficial Geologic Map of the Fort Irwin area, San Bernardino County, California By David M. Miller, Christopher M. Menges, and David J. Lidke U.S. Geological Survey Open File Report 2013-1024-B 2014 DESCRIPTION OF DATA FILES INTRODUCTION This publication includes ARC/INFO (Environmental Systems Research Institute, http://www.esri.com) version 10.1 geodatabase; Portable Document Format (PDF) files of the geologic map and an accompanying geologic pamphlet; and text files of this readme and FGDC-compliant metadata for the database. GEOLOGIC MAP DATABASE FILES AND ASSOCIATED FILES Geodatabase Contains OF2013-1024-b.mdb ESRI ArcGIS 10.1 Geodatabase Feature Dataset Geology Contains the following feature classes: Feature Class fault faults Geol_poly Geologic map units FILES FOR VIEWING AND PLOTTING ofr2013-1024_b_map.pdf A Portable Document Format (PDF) file for viewing and plotting the geologic map at full (1:100,000) scale. The plot is approximately 47 x 36 inches in size. METADATA ofr2013-1024_b_metadata.txt Federal Geographic Data Committee (FGDC) compliant metadata file derived from the digital database HOW TO OBTAIN THE DIGITAL FILES To search and order USGS publications (both printed and web) go to http://pubs.usgs.gov. Alternatively, users may go directly to this publication at http://pubs.usgs.gov/of/2013/1024/b/ and follow the download instructions. PORTABLE DOCUMENT FORMAT (PDF) FILES The PDF files are accessed using Adobe Acrobat Reader software, available free from the Adobe website http://www.adobe.com. Follow instructions at the website to download and install the software. Acrobat Reader contains an on-line manual and tutorial.