Preliminary map of diatremes and alkalic ultramafic intrusions in the Missouri River Breaks and vicinity, north-central Montana
January 1, 1979
No abstract available.
Citation Information
| Publication Year | 1979 |
|---|---|
| Title | Preliminary map of diatremes and alkalic ultramafic intrusions in the Missouri River Breaks and vicinity, north-central Montana |
| DOI | 10.3133/ofr791128 |
| Authors | B. C. Hearn |
| Publication Type | Report |
| Publication Subtype | USGS Numbered Series |
| Series Title | Open-File Report |
| Series Number | 79-1128 |
| Index ID | ofr791128 |
| Record Source | USGS Publications Warehouse |