Table
T7. Interpolated ages of lithologic unit boundaries and seismic
reflectors, Site 1198.
Top
of unit
Comments
(mbsf)
(Ma)
Lithologic
unit:
IA
0.0
(0.06?)
Extrapolated
IB
62.0
1.0
IIA
200.6
3.8
to 7.6
Hiatus
IIB
234.0
8.3
IIC
330.3
12.0
IIIA
397.6
15.5
IIIB
455.2
17.1
IV
503.6
18.5
V
513.2
18.8
Extrapolated
Seismic
sequences and reflectors:
Megasequence
D
0
(0.06?)
Extrapolated
D-black
Not
present
D-turquoise
175
2.9
Megasequence
C
203
3.8
to 7.7
Hiatus
Megasequence
B
320
11.5
Megasequence
A
Not
present
Basement
514
18.8
Extrapolated