Preliminary report on stratigraphy and depositional environments of the lignites in the Fort Union Formation, west-central North Dakota
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Abstract
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Preliminary report on stratigraphy and depositional environments of the lignites in the Fort Union Formation, west-central North Dakota |
| Series title | Open-File Report |
| Series number | 77-69 |
| DOI | 10.3133/ofr7769 |
| Year Published | 1976 |
| Language | ENGLISH |
| Publisher | U.S. Geological Survey, |
| Description | 23 leaves, 7 sheets :ill., maps ;28 cm. |