Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Waterville Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Silurian | |
| ....Waterville Formation | |
| RT | Maine |
| SN | Waterville Shale, Silurian. A series of shales, fine grained sandstones, and impure limestones; often pyritiferous. In S central Maine. |