Pocahontas No. 3 Coal Bed Original Resources by County in Kentucky, West Virginia, and Virginia

This dataset is a polygon coverage of counties limited to the extent of the Pocahontas No. 3 coal bed resource areas and attributed with original resource values...本数据集为限定于波卡洪塔斯3号煤层（Pocahontas No.3 coal bed）资源区域范围内的县级多边形覆盖数据集，并附带原始资源量属性……