Äiamaa Formation
General info
| Belongs to |
Baltic lithostratigraphy (Ordovician)
|
| Type | lithostratigraphy |
| Rank | Formation |
| Scope | regional |
| Status | deprecated |
| Author | Grigelis |
| Year | 1978 |
| Original locality | Äiamaa, int. 89,2-96,0m |
| Age (Ma) |
Pirgu Stage
|
| Date added | 2009-10-02 |
| Date changed | 2011-12-14 |
Stratotypes
| Locality | Type | From (m)1 | To (m)2 | Reference | Remarks |
|---|---|---|---|---|---|
| Äiamaa borehole |
holostratotype
| 89.2 | 96 | Männil, Ralf & Rõõmusoks, 1984 |
| Reference | Content | Year1 | Pages | Remarks |
|---|---|---|---|---|
| Hints, L. et al., 1993a |
1993
| Äiamaa Fm. is not recommended to be used, corresponds roughly to the Kabala FM. | ||
| Grigelis, 1978 (ed) |
1978
| |||
| Männil, Ralf & Rõõmusoks, 1984 |
1984
| |||
| Männil, Ralf, 1990a |
1990
|
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