Aseri Stage
General info
| Belongs to |
Purtse Subseries
|
| Type | chronostratigraphy |
| Rank | Stage |
| Scope | regional |
| Status | formal standard |
| Author | Bekker |
| Year | 1922 |
| Etymon | Aseri, place in NE Estonia |
| Original locality | Aseri, NE Estonia |
| Age top (Ma) | 463 |
| Age base (Ma) | 463.8 |
| Age (Ma) |
Darriwilian
|
| Age reference | Cooper & Sadler, 2004 |
| Index | CIa |
| Alt. index | O2AS |
| Date changed | 2023-01-08 |
Stratotypes
| Locality | Type | From (m)1 | To (m)2 | Reference | Remarks |
|---|---|---|---|---|---|
| Aseri quarry |
holostratotype
| Rõõmusoks, 1970a | |||
| Sirtsisoo 526 borehole |
hypostratotype
| 79.95 | 83.65 | Männil & Saadre, 1987 |
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