Usage:
Smeltertown Formation of Washita Group (NM,TX,Mexico)
Geologic age:
late Early Cretaceous (Albian)*
Type section, locality, area and/or origin of name:
Type section: lower units 1 and 2 in NW/4 SW/4 NW/4 sec. 15, T. 29 S., R. 4 E., and upper units 3 and 4 in SE/4 SE/4 NE/4 sec. 16, T. 29 S., R. 4 E., Dona Ana Co., NM. Named from small community of Smeltertown across Rio Grande, east of Cerro de Cristo Rey (Strain, 1976).
AAPG geologic province:
Orogrande basin
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).