Rootsiküla Stage
| Belongs to | lower Silurian |
| Type | chronostratigraphy |
| Rank | Stage |
| Scope | regional |
| Status | formal standard |
| Author | Bekker |
| Year | 1925 |
| Etymon | Rootsiküla vil. (E) |
| Original locality | Viita quarry |
| Age top (Ma) | 422.7 |
| Age base (Ma) | 424.6 |
| Age (Ma) | Homerian |
| Age reference | Melchin et al., 2004 |
| Index | K1a |
| Alt. index | S1RT |
| Date changed | 2014-11-28 |
Locality | Type | From (m) | To (m) | Reference | Remarks | |
|---|---|---|---|---|---|---|
| Viita quarry | holostratotype | Einasto, 1970c | destroyed | |||
| Vesiku creek | neostratotype | Nestor, H., 1987a | ||||
| Kipi borehole | hypostratotype | 25.6 | 53.6 | Einasto, 1970c | Särghaua dep. |
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