Lith. unit
|
Core, section, interval (cm)
|
Depth (mbsf)
|
Unit thickness (m)
|
Unit lithology
|
Flow type
|
Top
|
Bottom
|
|
327-U1362A- |
1A
|
2R-1 to 5R-1, 125 |
346.00 |
365.96 |
19.96 |
Sparsely plagioclase-clinopyroxene phyric microcrystalline basalt |
Pillow |
1B
|
5R-1, 125, to 8R-1, 46.5 |
365.96 |
389.97 |
24.01 |
Moderately olivine-clinopyroxene plagioclase phyric microcrystalline basalt |
Pillow |
2
|
8R-1, 46.5, to 8R-2 |
389.97 |
399.20 |
9.23 |
Moderately olivine-clinopyroxene phyric fine grained |
Basalt flow |
3
|
9R-1, 0–60.5 |
399.20 |
399.81 |
0.61 |
Sparsely clinopyroxene-plagioclase phyric cryptocrystalline basalt |
Pillow |
4A
|
9R-1, 60.5, through 9R-2 |
399.81 |
408.80 |
8.99 |
Sparsely (olivine) clinopyroxene-plagioclase phyric microcrystalline basalt |
Sheet flow |
4B
|
10R-1 |
408.80 |
414.90 |
6.10 |
Moderately olivine-clinopyroxene-plagioclase phyric cryptocrystalline basalt |
Sheet flow |
4C
|
11R-1 to 12R-1, 11 |
414.90 |
420.01 |
5.11 |
Aphyric fine grained |
Sheet flow |
4D
|
12R-1, 11, to 12R-2, 104 |
420.01 |
422.23 |
2.22 |
Moderately plagioclase-clinopyroxene phyric microcrystalline |
Sheet flow |
5A
|
12R-2, 104, to 14R-1, 32 |
422.23 |
439.42 |
17.19 |
Moderately clinopyroxene-plagioclase phyric cryptocrystalline basalt |
Pillow |
5B
|
14R-1, 32, to 16R-2, 120 |
439.42 |
456.50 |
17.08 |
Highly clinopyroxene-plagioclase phyric cryptocrystalline basalt |
Pillow |
6A
|
16R-2, 120, through 17R-5 |
456.50 |
464.38 |
7.88 |
Sparsely clinopyroxene-plagioclase phyric microcrystalline basalt |
Sheet flow |
6B
|
18R-1 through 18R-6 |
463.40 |
472.00 |
8.60 |
Sparsely clinopyroxene phyric microcrystalline basalt |
Sheet flow |
7A
|
19R-1, 0–121.5 |
472.00 |
473.22 |
1.22 |
Sparsely plagioclase phyric microcrystalline |
Basalt flow |
7B
|
19R-1, 121.5, through 20R-2 |
473.22 |
490.30 |
17.08 |
Highly clinopyroxene-plagioclase phyric cryptocrystalline |
Basalt flow |
8
|
21R-1 through 21R-2 |
490.30 |
496.00 |
5.70 |
Sparsely plagioclase-clinopyroxene phyric microcrystalline basalt |
Sheet flow |