Unit/
subunit
|
Unit boundary depth (mcd)
|
Hole 1263A
|
Hole 1263B
|
Hole 1263C
|
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---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Core, section,
interval (cm)
|
Depth (mbsf)
|
Depth (mcd)
|
Core, section,
interval (cm)
|
Depth (mbsf)
|
Depth (mcd)
|
Core, section,
interval (cm)
|
Depth (mbsf)
|
Depth (mcd)
|
|||||||||||
Top
|
Base
|
Top
|
Base
|
Top
|
Base
|
Top
|
Base
|
Top
|
Base
|
Top
|
Base
|
Top
|
Base
|
Top
|
Base
|
Top
|
Base
|
||
IA |
|
1H-1 | 10H-6 | 0.0 | 87.3 | 0.0 | 99.1 | 1H-1 | 5H-1, 40 | 46.0 | 84.4 | 53.3 | 99.1 | — | — | — | — | — | — |
|
99.1 |
|
|
|
|
|
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|
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|
|
|
|
IB |
|
10H-7 | 31H-CC | 87.3 | 271.6 | 99.1 | 318.0 | 5H-1, 40 | 26X-CC | 84.4 | 271.6 | 99.1 | 315.7 | 1H-1 | 12H-7, 50 | 90.0 | 272.6 | 103.1 | 318.0 |
|
318.0 |
|
|
|
|
|
|
|
|
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|
|
|
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|
|
|
IC | (400.7)* | 32H-1 | 40X-CC | 271.6 | 340.12 | 318.0 | 400.7 | 27X-1 | 33X-CC | 271.1 | 337.1 | 318.5 | 396.6 | 12H-7, 50 | 16X-CC | 272.6 | 289.1 | 318.0 | 339.9 |
Notes: Bold intervals and depths define the unit boundaries; other intervals are recognized as part of units but do not contain the unit boundaries. — = lithostratigraphic unit not recovered. * = base of cored unit.
IA
—
—
—
—
—
—
Foraminifer-bearing nannofossil ooze, nannofossil ooze
99.1
IB
—
—
—
—
—
—
Nannofossil ooze, clay-bearing nannofossil ooze, chalky nannofossil ooze, foraminifer-bearing nannofossil ooze
318.0
IC
(400.7)*
1H-1
4H-CC
272.0
286.6
318.5
337.3
Nannofossil ooze, chalky nannofossil ooze