Coal Quality Samples from the Northern Rocky Mountains and Great Plains Region
收藏DataONE2016-10-29 更新2024-06-26 收录
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资源简介：
This ArcView shapefile contains a point representation of
coal quality samples. This theme was created
specifically for the National Coal Resources Assessment in
the Northern Rocky Mountains and Great Plains Region.
创建时间：
2016-10-29
