Yampa coal field combined leased areas and mined-out areas, Colorado Plateau (yam*leasg)

These are shapefiles and coverages that represent areas of combined State and Federal coal leases and mined-out areas in the Yampa coal field. Yamaleasg contains...本数据集包含形状文件（shapefile）与地理覆盖数据（coverage），用于表征扬帕煤田内州级与联邦级联合煤炭租赁地块及采空区的范围。Yamaleasg包含……