Geologic map showing thickness of the upper Cretaceous Pierre Shale in the north half of the Powder River basin, southeastern Montana and northeastern Wyoming
IMAP
2380-A
By: N.M. Denson, M.L. Gibson, and G.L. Sims
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Abstract
Study Area
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Geologic map showing thickness of the upper Cretaceous Pierre Shale in the north half of the Powder River basin, southeastern Montana and northeastern Wyoming |
| Series title | IMAP |
| Series number | 2380 |
| Subseries | NONE |
| Chapter | A |
| DOI | 10.3133/i2380A |
| Year Published | 1993 |
| Language | ENGLISH |
| Description | 1 map :col. ;84 x 120 cm., folded in envelope 30 x 24 cm. |
| Scale | 200000 |