MAS/MILS Arc/Info point coverage for the Western U.S. (excluding Hawaii)

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Description Point coverage containing MAS/MILS data for the western states (Alaska, Arizona, California, Colorado, Idaho, Montana, Oregon, Nevada, New Mexico, Utah, Washington, Wyoming).
Originators Causey, J. Douglas
Publication U.S. Geological Survey Open-File Report 98-512

Related topics

States or counties


Mineral locations and associated fields

Label Definition
SEQ MAS/MILS sequence number
NAM Name of mineral property
TYP Type of operation
CUR Current status of mining
POR Point of reference
POP Precision of point
DOM Type of public or private Domain
TOE Type of evaluation
HOL1 Mineral and access rights holdings
GSC U. S. Geological Survey Mineral Resource Data System (MRDS) number
MDN Mining District Name
MLA Was US Bureau of Mines Mineral Land Assessment project done.
LAT Latitude in direction, degrees, minutes, seconds
LON Longitude in direction, degrees, minutes, seconds
STATE State name
COUNTY County name


Commodities found at mineral properties in mils.pat table

Label Definition
SEQ MAS/MILS sequence number
COM Commodity name
MOC Modifier of the commodity item
IRC Industry Reporting code for the specific commodity