Pittsburgh Coal Bed Point Data (Geology) in Pennsylvania, Ohio, West Virginia, and Maryland

U.S. Geological Survey2000-01-01 更新2026-04-23 收录

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This dataset is a point coverage of attributes on data location, thickness of the Pittsburgh coal bed main bench, and its elevation, in feet. The file is also found as an ASCII Appendix of Chapter C, Disc 1 found elsewhere in Professional Paper 1625-C.

创建时间：

2000-01-01