| Builth Volcanic | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Formation |
| Location | |
| Region | Wales |
| Country |  United Kingdom |
The Builth Volcanic is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
| Builth Volcanic | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Formation |
| Location | |
| Region | Wales |
| Country | United Kingdom |
The Builth Volcanic is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Llanfallteg Formation is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period. It predominantly consists of ash containing siltstones, as wells as ash fall deposits and tuffs. It likely dates to the Darriwilian based on graptolites. The local graptolite fauna includes Didymograptus artus and Glossograptus armatus. The local trilobite fauna includes agnostids, phacopids and asaphids.
The Elton Beds is a geologic formation in England and Wales. It preserves fossils dating back to the Silurian period.
The Trefawr Formation is a geologic formation in Wales. It preserves fossils dating back to the Silurian period.
The Nant Ffrancon Fermation is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Nant Hir Formation is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Derfel Limestone is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Llanfawr Mudstones is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Dolhir Formation is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Rhiwlas Formation is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Bod Deiniol Formation is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Bryn Siltstone is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
The Senni Beds is the former name of the Senni Formation in Wales. It preserves fossils dating back to the Devonian period.
The St. Maughan's Formation is a geologic formation in Wales. It preserves fossils dating back to the Devonian period.
The Ffestiniog Flags is a geologic formation in Wales. It preserves fossils dating back to the Cambrian period.
The Llanelly Formation is a geologic formation in Wales. It preserves fossils dating back to the Carboniferous period.
The Moel Hiraddug Limestone is a geologic formation in Wales. It preserves fossils dating back to the Carboniferous period.
The Spring Quarry Limestone is a geologic formation in Wales. It preserves fossils dating back to the Carboniferous period.
The Leete Limestone is a geologic formation in Wales. It preserves fossils dating back to the Carboniferous period.
The High Tor Limestone is a geologic formation in Wales. It preserves fossils dating back to the Carboniferous period.
The Aran Volcanic Group is a geologic group in Wales. It preserves fossils dating back to the Ordovician period.
 | This article about a specific stratigraphic formation in the United Kingdom is a stub. You can help Wikipedia by expanding it. |
 | This article related to the Ordovician period is a stub. You can help Wikipedia by expanding it. |
 | This Wales-related article is a stub. You can help Wikipedia by expanding it. |
