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| Data sets | Publications | Expeditions | Thesaurus |
Ladoga Series  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Precambrian | |
| ..Ladoga Series | |
| RT | Russian Federation |
| Finland | |
| Baltic Shield | |
| Karelia Russian Federation | |
| SN | Used for the Precambrian metamorphic unit in the Lake Ladoga region of the Russian Federation and Finland. Not to be confused with Quaternary deposits or Cambrian-Silurian sedimentary rocks of the same name in the same region. (These units will be assigne |