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Comparison of the Cretaceous-Tertiary boundary impact events and the 0.77-Ma Australasian tektite event : relevance to mass extinction / / by E.C.T. Chao
| Comparison of the Cretaceous-Tertiary boundary impact events and the 0.77-Ma Australasian tektite event : relevance to mass extinction / / by E.C.T. Chao |
| Autore | Chao E. C. T. |
| Pubbl/distr/stampa | [Washington, D.C.] : , : United States Government Printing Office, , 1993 |
| Descrizione fisica | 1 online resource (iv, 22 pages) : illustrations, maps |
| Collana | U.S. Geological Survey bulletin |
| Soggetto topico |
Cretaceous-Paleogene boundary
Extinction (Biology) Tektite Cretaceous-Tertiary boundary |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Comparison of the Cretaceous-Tertiary boundary impact events and the 0.77-Ma Australasian tektite event |
| Record Nr. | UNINA-9910708653103321 |
Chao E. C. T.
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| [Washington, D.C.] : , : United States Government Printing Office, , 1993 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Recommended procedures and methodology of coal description / / by E.C.T. Chao, J.A. Minkin, and C.L. Thompson
| Recommended procedures and methodology of coal description / / by E.C.T. Chao, J.A. Minkin, and C.L. Thompson |
| Autore | Chao E. C. T. |
| Pubbl/distr/stampa | [Reston, Va.?] : , : United States Department of the Interior, Geological Survey, , 1983 |
| Descrizione fisica | 1 online resource (iv, 31 pages) : illustrations |
| Collana | Geological Survey circular |
| Soggetto topico |
Coal - Analysis - Standards
Coal - Analysis |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910711582703321 |
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Chao E. C. T.
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| [Reston, Va.?] : , : United States Department of the Interior, Geological Survey, , 1983 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
The sedimentary carbonate-hosted giant Bayan Obo REE-Fe-Nb ore deposit of Inner Mongolia, China : a cornerstone example for giant polymetallic ore deposits of hydrothermal origin / / by E.C.T. Chao [and nine others]
| The sedimentary carbonate-hosted giant Bayan Obo REE-Fe-Nb ore deposit of Inner Mongolia, China : a cornerstone example for giant polymetallic ore deposits of hydrothermal origin / / by E.C.T. Chao [and nine others] |
| Autore | Chao E. C. T. |
| Pubbl/distr/stampa | Washington : , : United States Government Printing Office, , 1997 |
| Descrizione fisica | 1 online resource (vi, 65 pages) : illustrations (some color), maps (some color) |
| Disciplina |
557.3 s
553.4/94/095177 |
| Collana | U.S. Geological Survey bulletin |
| Soggetto topico |
Hydrothermal deposits - China - Inner Mongolia
Rare earths - China - Inner Mongolia Iron ores - China - Inner Mongolia Niobium ores - China - Inner Mongolia Geology - China - Inner Mongolia Geology, Stratigraphic - Proterozoic Geology Geology, Stratigraphic Hydrothermal deposits Iron ores Niobium ores Proterozoic Geologic Period Rare earths |
| Classificazione |
13
38.52 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Sedimentary carbonate-hosted giant Bayan Obo REE-Fe-Nb ore deposit of Inner Mongolia, China |
| Record Nr. | UNINA-9910705407903321 |
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Chao E. C. T.
|
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| Washington : , : United States Government Printing Office, , 1997 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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