Pond Creek Coal Zone County Statistics (Geology) in Kentucky, West Virginia, and Virginia

This dataset is a polygon coverage of counties limited to the extent of the Pond Creek coal bed resource areas and attributed with statistics on the thickness of the...本数据集为以庞德溪（Pond Creek）煤层资源区范围为限的县域多边形空间覆盖数据，附带了关于……厚度的统计属性信息。