Keila Stage
Belongs to | Kurna Subseries |
Type | chronostratigraphy |
Rank | Stage |
Original rank | Kegelshe Schicht |
Scope | regional |
Status | formal standard |
Author | Schmidt |
Year | 1881 |
Etymon | Keila, town (E) |
Original locality | Keila quarry |
Age top (Ma) | 454.2 |
Age base (Ma) | 456.2 |
Age (Ma) | Upper Ordovician |
Age reference | Cooper & Sadler, 2004 |
Index | DII |
Alt. index | O3KL |
Date changed | 2022-11-14 |
Locality | Type | From (m) | To (m) | Reference | Remarks | |
---|---|---|---|---|---|---|
Keila quarry | holostratotype | Rõõmusoks, 1967a | ||||
Pääsküla subsurface tunnels, full profile | boundary stratotype | Hints, O. & Nõlvak, 1999a | ||||
Keila quarry borehole | hypostratotype | 0.2 | 12.9 | Põlma et al., 1988 |
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