|
Unit
|
Unit name |
Core, section, interval (cm) |
Depth CSF (m) |
Thickness
(m) |
Dominant
lithology |
Minor
lithology |
|
Top
|
Bottom |
Top |
Bottom |
|
|
|
322-C0011B- |
322-C0011B- |
|
I
|
Upper Shikoku Basin |
***Drilled without coring*** |
0.00 |
340.00 |
340.00 |
— |
— |
|
II
|
Middle Shikoku Basin
tuffaceous sandstones, volcaniclastic sandstones |
1R-1, 0 |
17R-CC, 6 |
340.00 |
479.06 |
139.06 |
Silty claystone |
Tuffaceous sandstone
Volcaniclastic sandstone
Clayey siltstone |
|
III
|
Lower Shikoku Basin
hemipelagites |
17R-CC, 6 |
40R-2, 58 |
479.06 |
673.98 |
194.92 |
Silty claystone |
Calcareous claystone
Lime mudstone |
|
IV
|
Lower Shikoku Basin
turbidites |
40R-2, 58 |
57R-3, 73 |
673.98 |
849.95 |
175.97 |
Tuffaceous silty claystone |
Silty sandstone |
|
V
|
Volcaniclastic-rich deposits |
57R-3, 73 |
61R-CC, 5 |
849.95 |
876.05 |
26.10 |
Tuffaceous sandy siltstone |
Silty claystone
Tuff layer |