Final unioned polygon coverage used in coal resource calculations, San Juan Basin, CO and NM (sjbfing)
This is a shapefile and the final unioned polygon coverage
used to calculate coal resources of the Fruitland Formation,
San Juan Basin coal assessment area, Colorado and New
Mexico. Polygons that make up the final unioned polygons
include counties, 7.5' quadrangles, townships, surface and
coal ownership, reliability, …