Table 1 Detrital zircon U–Pb age groups of the Barra del Tordo and Tesoro beach sediments, northwestern Gulf of Mexico (refer Additional file 2 for complete data)
Barra del Tordo beach sediments | ||
Age population | Number of zircon grains | |
PBT1 | PBT13 | |
Proterozoic (2094–595.8 Ma) | 34 | 21 |
Paleozoic (481.2–252.5 Ma) | 5 | 8 |
Mesozoic (243.8–68.9 Ma) | 24 | 28 |
Cenozoic (59.5–1.2 Ma) | 33 | 40 |
Total | 96 | 97 |
Tesoro beach sediments | ||
Age population | Number of zircon grains | |
PT1 | PT19 | |
Proterozoic (2593–560.4 Ma) | 25 | 30 |
Paleozoic (540–254.9 Ma) | 10 | 10 |
Mesozoic (249.3–71 Ma) | 30 | 28 |
Cenozoic (69.9–23.3 Ma) | 27 | 28 |
Total | 92 | 96 |