Buen Formation
The Buen Formation is a geologic formation and Lagerstätte in Peary Land, North Greenland. The shale preserves fossils dating back to the Early Cambrian period (Atdabanian in the local timescale, about 520 to 513 Ma).
| Buen Formation | |
|---|---|
| Stratigraphic range: Cambrian Series 2 (Atdabanian) ~ | |
| Type | Formation |
| Unit of | Sirius Passet |
| Sub-units | Upper & lower members |
| Underlies | Hans Tavsen icecap |
| Overlies | Portfjeld Formation |
| Thickness | Up to 700 m (2,300 ft) |
| Lithology | |
| Primary | Mudstone |
| Other | Sandstone, shale |
| Location | |
| Coordinates | 83.1°N 33.8°W |
| Approximate paleocoordinates | 22.1°S 49.0°W |
| Region | Peary Land |
| Country | Greenland |
| Extent | Franklinian Basin |
| Type section | |
| Location | Southern Peary Land |
Buen Formation (Greenland) | |
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