Cambrian-Ordovician boundary age and duration of the lowest Ordovician Tremadoc Series based on U-Pb zircon dates from Avalonian Wales
Abstract
- Publication:
-
Geological Magazine
- Pub Date:
- September 2000
- DOI:
- 10.1017/S0016756800004507
- Bibcode:
- 2000GeoM..137..485L