San Juan Basin, CO and NM coal resources calculation area (sjbbndg)

This shapefile and polygon coverage outline the area underlain by the Fruitland Formation in the San Juan Basin, Colorado and New Mexico. Also, it delimits the area...本形状文件（shapefile）与多边形覆盖数据（polygon coverage）勾勒出科罗拉多州与新墨西哥州圣胡安盆地（San Juan Basin）内以弗鲁特兰组（Fruitland Formation）为下伏地层的区域。此外，该数据集还划定了……区域