Open-File Report 99-169
This ARC/Info coverage, derived from the USGS Mineral Resource Data System (MRDS), contains 60,490 records that fall within the states of Arizona, California, Colorado, Idaho, Montana, New Mexico, Nevada, Oregon, Utah, Washington, Wyoming. The dataset has 13 fields containing information on record identification, location, commodity, geology, and deposit type. The data for this report was retrieved from the master database as a tab text file and imported into a Microsoft Access database. The data was then imported into ESRI’s ArcView where shape files were created. These shape files were then converted into an ARC/INFO coverage.
First posted August 18, 1999
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Frank, David G., 1999, An Arc/Info Point Coverage of Mineral Resource Data System (MRDS) Locations in Eleven Western States: U. S. Geological Survey Open-File Report 99-169, 15 pp., https://pubs.usgs.gov/of/1999/0169/.