Powder River Basin boundary, 1999 Coal Resource Assessment (prbbndg.shp)
收藏DataONE2015-10-27 更新2024-06-27 收录
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资源简介：
This ArcView shapefile contains a polygon representing
the boundary of the Powder River Basin based on a
generalized contact of Cretaceous and Tertiary rocks.
This theme was created specifically for the National
Coal Resource Assessment in the Northern Rocky
Mountains and Great Plains Region.
创建时间：
2015-11-04
