Osmundsberg bentonite
General info
| Belongs to |
Baltic tephrostratigraphy
|
| Type | tephrostratigraphy |
| Rank | Bed |
| Scope | regional |
| Status | informal standard |
| Author | Bergström, S.M., Huff, W.D., Kolata, D.R. |
| Year | 1993 |
| Etymon | Osmundsberg, place in Sweden |
| Age base (Ma) | 438.7 |
| Age (Ma) |
Adavere Stage
|
| Date added | 2014-04-12 |
| Date changed | 2014-04-12 |
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