Table T14. Magnetostratigraphic datums used in the preliminary age-depth model, Hole 1258A.
Core, section
Depth
(mbsf)
Age
(Ma)
Polarity
chron
Epoch
207-1258A-


3R-1 15.2 43.8 C20r (top) middle Eocene
4R-5 29.9 46.2 C21n (top) middle Eocene
10R-5 88.9 49.7 C22r (top) early Eocene
12R-1 101.15 50.8 C22r (base) early Eocene
12R-1 101.35 50.8 C23n (top) early Eocene
12R-5 108.3 51.8 C23n (base) early Eocene
12R-6 108.45 51.8 C23r (top) early Eocene
14R-2 122.6 52.4 C23r (base) early Eocene
14R-2 122.65 52.4 C24n (top) early Eocene
14R-3 124.3 53.4 C24n (base) early Eocene
15R-2 131.25 53.4 C24r (top) early Eocene
21R-3 190.9 55.9 C24r (base) late Paleocene
21R-4 192.85 55.9 C25n (top) late Paleocene
23R-3 210.25 56.4 C25n (base) late Paleocene
23R-3 210.65 56.4 C25r (top) late Paleocene
24R-4 222.25 57.6 C25r (base) late Paleocene
24R-5 222.5 57.6 C26n? (top) late Paleocene
24R-5 222.9 58 C26n? (base) late Paleocene
24R-5 223.55 58 C26r (top) late Paleocene