Ludza Formation
General info
| Belongs to |
Baltic lithostratigraphy (Ordovician)
|
| Type | lithostratigraphy |
| Rank | Formation |
| Scope | regional |
| Status | formal standard |
| Author | Gailitie & Ulst |
| Year | 1972 |
| Etymon | Ludza, town (E) |
| Original locality | Ludza-15 core |
| Age (Ma) |
Pirgu Stage
|
| Date added | 2009-10-02 |
Stratotypes
| Locality | Type | From (m)1 | To (m)2 | Reference | Remarks |
|---|---|---|---|---|---|
| Ludza 15 borehole |
holostratotype
| 490 | 513 | Gailite & Ulst, 1972 |
| Reference | Content | Year1 | Pages | Remarks |
|---|---|---|---|---|
| Hints, L. et al., 1993a |
1993
| |||
| Ulst et al., 1982 |
1982
| |||
| Brangulis et al., 1989 |
1989
| |||
| Gailite & Ulst, 1972 |
1972
|
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