Fluvial Dominated Deltas
Rio Grande - TST 1A


Tst 1A is interpreted as an abandoned delta plain based on the position of the deposit overlying the Lst 1 delta plain, the lithologic infomraiton and the sub-parallel reflector configuration.

core data
seismic data
isopach maps


Overview


Main Characteristics
Width (km)
x
Length (km)		 Thickness (ms) Shape Reflection
Configuration		 Bounding
Surfaces		 Lithology Subbottom
Depth (m)
20 x 25 ~ 20 fill sub-parallel top - sea floor
base - ts		 SP-2, SP-7 30-70


Depositional Interpretation
Interpretation Sediment
Volume (km3)		 Timing (ybp) Deposition Rate
per 1000 yrs		 Sea Level Eustatic vs
Climatic
abandoned
delta plain		 11,000
to
5,000		 rising climatic/
sediment supply


Gulf Bottom Imagemap

Comments, questions? Contact us at gulf@gulf.rice.edu.