| Abstract: | At the fossil-pollen-defined Cretaceous-Tertiary boundary in the Raton Basin of New Mexico and Colorado, an iridium abundance anomaly and excess scandium, titanium, and chromium are associated with a thin ash or dust fallout bed (now kaolinitic clay) that was preserved in freshwater coal swamps. ?? 1984 Nature Publishing Group. |
| Genre: | Article |
| ProdID: | 70013392 |
| Citation Author: | Gilmore, J. S.; Knight, J. D.; Orth, C. J.; Pillmore, C. L.; Tschudy, R. H. |
| Citation Contributing Office: | |
| Citation Datum: | |
| Citation Day: | |
| Citation Edition: | |
| Citation Editor: | |
| Citation End Page: | 228 |
| Citation Issue: | 5948 |
| Citation Keywords: | |
| Citation Language: | English |
| Citation Larger Work Title: | Nature |
| Citation LatN: | |
| Citation LatS: | |
| Citation LonE: | |
| Citation LonW: | |
| Citation Month: | |
| Citation No Pagination: | |
| Citation Number Of Pages: | 5 |
| Citation Online Only Flag: | |
| Citation Phsyical Description: | |
| Citation Projection: | |
| Citation Public Comments: | |
| Citation Publisher: | |
| Citation Series: | |
| Citation Series Code: | |
| Citation Series Number: | |
| Citation Search Results Text: | Trace element patterns at a non-marine cretaceous-tertiary boundary; 1984; Article; Journal; Nature; Gilmore, J. S.; Knight, J. D.; Orth, C. J.; Pillmore, C. L.; Tschudy, R. H. |
| Citation Start Page: | 224 |
| Citation Volume: | 307 |
| Citation Year: | 1984 |
| Type: | citation/reference |
| Text: | Trace element patterns at a non-marine cretaceous-tertiary boundary; 1984; Article; Journal; Nature; Gilmore, J. S.; Knight, J. D.; Orth, C. J.; Pillmore, C. L.; Tschudy, R. H. |
| URL (THUMBNAIL): | http://pubs.er.usgs.gov/thumbnails/outside_thumb.jpg |
| URL (DIGITAL OBJECT IDENTIFIER): | http://dx.doi.org/10.1038/307224a0 |
| Date Other: | Sun, 1 Jan 1984 00:00 -0600 |
| Publisher: | |
