Authors: OUTERBRIDGE WF

Citation: Wf. Outerbridge, THE PENNSYLVANIAN FIRE-CLAY TONSTEIN OF THE APPALACHIAN BASIN - ITS DISTRIBUTION, BIOSTRATIGRAPHY, AND MINERALOGY - DISCUSSION AND REPLY DISCUSSION - DISCUSSION, Geological Society of America bulletin, 108(1), 1996, pp. 120-121

Authors: LYONS PC SPEARS DA OUTERBRIDGE WF CONGDON RD EVANS HT

Citation: Pc. Lyons et al., EURAMERICAN TONSTEINS - OVERVIEW, MAGMATIC ORIGIN, AND DEPOSITIONAL-TECTONIC IMPLICATIONS, Palaeogeography, palaeoclimatology, palaeoecology, 106(1-4), 1994, pp. 113-134