Digital database of mining-related features at selected historic and active phosphate mines, Bannock, Bear Lake, Bingham, and Caribou Counties, Idaho

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Description This is a spatial database that delineates mining-related features in areas of historic and active phosphate mining in the core of the southeastern Idaho phosphate resource area. The data has varying degrees of accuracy and attribution detail. The breakd
Originators Causey, J. Douglas and Moyle, Phillip R.
Publication U.S. Geological Survey Open-File Report 01-142

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Polygons delineating features at mines sites

Label Definition
SOURCE Reference material used (integer index into INFO table phosmine.ref contained in the export file)
MINE_NAME name of mine
ORIG_FEAT Name originally ascribed to feature when it was digitally captured
DATE_ Date of information about disturbance of land surface, as month/day/2-digit year or as 4-digit year
FEATURE Standardized name given to feature
ACRES Area of plygon in acres, derived by multiplying ArcInfo AREA item by 0.0002471
HECTARES Area of polygon in hectares, derived by multiplying ArcInfo AREA item by 0.0001