Age-dating and assumptions testing of 226Ra and 228Ra …
The barite-bearing seeps, visually documented and sampled by us during submersible dives, are representative of other, less developed, occurrences reported by Feng and Roberts (2011) elsewhere in the Northern Gulf of Mexico (Fig. 1). The barite-bearing mud volcanoes, rising to heights of <1 m, are cone-shaped and their flanks …
