THE PENNSYLVANIAN FIRE-CLAY TONSTEIN OF THE APPALACHIAN BASIN - ITS DISTRIBUTION, BIOSTRATIGRAPHY, AND MINERALOGY - DISCUSSION AND REPLY DISCUSSION - REPLY
Cl. Rice et al., THE PENNSYLVANIAN FIRE-CLAY TONSTEIN OF THE APPALACHIAN BASIN - ITS DISTRIBUTION, BIOSTRATIGRAPHY, AND MINERALOGY - DISCUSSION AND REPLY DISCUSSION - REPLY, Geological Society of America bulletin, 108(1), 1996, pp. 121-125