Table T11. Depths and ages of magnetic chrons and subchrons, Holes 1178A and 1178B.
Depth
(mbsf)
|
Polarity
|
Chron
|
Subchron
|
Age
(Ma) |
---|---|---|---|---|
0.05 | N | Brunhes | ||
8.5 | N | Gauss | ||
43.65 | R | C2An.2r | 3.22 | |
53.65 | N | C2An.2n | 3.33 | |
89.05 | R | Gilbert | 3.58 | |
323.3 | N | C3A | 5.894 | |
353.5 | N | C3B? | 6.935 | |
405.42 | N | C4 | C4r.1n | 8.225 |
408.94 | R | END of C4r.1n | 8.257 |
Note: N = normal, R = reversed.