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Table T20. Summary of samples recovered from basement used for moisture and density and velocity determination, Hole 4301B.

Core, section,
interval (cm)		 Depth
(mbsf)		 Density (g/cm3) Porosity
(%)		 P-wave velocity (m/s) Thermal
conductivity
(W/m·K)		 Lithology Igneous
structure		 Igneous
unit		 Alteration PMAG
sample
Bulk Grain x y z
301-U1301B-
1R-1, 0–3 351.20 1.87 2.23 30.3



Aphyric basalt Breccia 1A Moderate to high
1R-1, 4–12 351.24





1.17 Aphyric basalt Breccia 1A Moderate to high
1R-1, 125–127 352.45 2.84 2.90 3.5 5237
5304
Sparsely phyric Lava 1B Slight
2R-1, 73–79 357.83 2.71 2.81 5.3 4844 4905 5202
Moderately to highly phyric Pillow 1C Slight to moderate
2R-1, 105–118 358.15





1.69 Moderately to highly phyric Pillow 1C Slight to moderate
2R-1, 137–139 358.47


5331 5480 5551
Moderately to highly phyric Pillow 1C Slight to moderate X
2R-2, 22–24 358.76


5000 5104 5111
Moderately to highly phyric Pillow 1C Slight to moderate X
2R-2, 115–120 359.69 2.76 2.85 4.9 5171 5237 5240
Moderately to highly phyric Pillow 1C Slight to moderate
2R-2, 129–137 359.83





1.69 Moderately to highly phyric Pillow 1C Slight to moderate
2R-3, 3–5 360.07


4940 4937 5019
Moderately to highly phyric Pillow 1C Slight to moderate X
2R-3, 34–43 360.38





1.74 Moderately to highly phyric Pillow 1C Slight to moderate
2R-3, 123–127 361.27 2.93 2.96 1.9 5620 5754 5720
Moderately to highly phyric Pillow 1C Slight to moderate
2R-3, 142–144 361.46




5380
Moderately to highly phyric Pillow 1C Slight to moderate
3R-1, 31–33 361.41 2.77 2.85 4.0 5025 5024 5125
Moderately to highly phyric Pillow 1C Slight to moderate
3R-1, 35–42 361.45





1.68 Moderately to highly phyric Pillow 1C Slight to moderate
3R-1, 130–132 362.40


5025 5123 5218
Moderately to highly phyric Pillow 1C Slight to moderate X
3R-2, 41–47 363.01





1.65 Moderately to highly phyric Pillow 1C Slight to moderate
3R-2, 58–60 363.18 2.79 2.87 4.5 5235 5198 5224
Moderately to highly phyric Pillow 1C Slight to moderate
3R-2, 88–90 363.48


5154 5176 5218
Moderately to highly phyric Pillow 1C Slight to moderate X
4R-1, 110–112 367.70 2.73 2.84 6.1 5029 4904 5181 1.72 Moderately to highly phyric Pillow 1C Slight to moderate
4R-2, 23–25 368.29


5363 5322 5372
Moderately to highly phyric Pillow 1C Slight to moderate X
4R-2, 125–132 369.31





1.73 Moderately to highly phyric Pillow 1C Slight to moderate
4R-3, 4–12 369.43





1.67 Moderately to highly phyric Pillow 1C Slight to moderate
4R-3, 27–29 369.66



4901 4910
Moderately to highly phyric Pillow 1C Slight to moderate X
4R-3, 123–125 370.62




5371
Moderately to highly phyric Pillow 1C Slight to moderate
4R-3, 132–134 370.71 2.82 2.88 3.2 5162 5124 5113
Moderately to highly phyric Pillow 1C Slight to moderate
4R-4, 20–28 371.04





1.69 Moderately to highly phyric Pillow 1C Slight to moderate
5R-1, 37–39 376.67


5130 5092 5079
Moderately to highly phyric Pillow 1C Slight to moderate X
5R-1, 55–57 376.85 2.83 2.89 3.1 5152 5198 5216
Moderately to highly phyric Pillow 1C Slight to moderate
5R-1, 67–74 376.97





1.65 Moderately to highly phyric Pillow 1C Slight to moderate
5R-2, 104–106 378.84 2.88 2.93 2.8 5534 5528 5426 1.73 Moderately to highly phyric Pillow 1C Slight to moderate
5R-3, 49–58 379.79





1.74 Moderately to highly phyric Pillow 1C Slight to moderate
5R-3, 101–103 380.31 2.80 2.87 3.8 5410 5486 5603
Moderately to highly phyric Pillow 1C Slight to moderate
6R-1, 41–43 386.41 2.74 2.85 5.7 4808 5002 5016 1.62 Moderately to highly phyric Pillow 1C Slight to moderate
6R-1, 64–66 386.64


5184 5255 5064
Moderately to highly phyric Pillow 1C Slight to moderate X
6R-2, 35–37 387.80 2.90 2.95 2.6 5500 5566 5625 1.65 Moderately to highly phyric Pillow 1C Slight to moderate
7R-1, 29–31 395.89


4968 5209 5051
Moderately to highly phyric Pillow 1C Slight to moderate X
7R-2, 4–6 397.14 2.66 2.77 6.1 4751 4809 4800 1.67 Moderately to highly phyric Pillow 1C Slight to moderate
8R-1, 25–27 405.45 2.81 2.87 3.5


1.76 Moderately to highly phyric Pillow 1C Slight to moderate
9R-1, 17–19 410.37 2.69 2.82 7.1



Moderately to highly phyric Pillow 1C Slight to moderate
9R-1, 30–32 410.50





1.70 Moderately to highly phyric Pillow 1C Slight to moderate
10R-1, 25–27 415.05 2.76 2.89 6.8



Moderately to highly phyric Pillow 1C Slight to moderate
10R-1, 86–88 415.66 2.64 2.75 6.2 4950 4947 5103
Moderately to highly phyric Pillow 1C Slight to moderate
10R-1, 95–97 415.75





1.66 Moderately to highly phyric Pillow 1C Slight to moderate X
10R-2, 73–75 416.98 2.80 2.88 4.6



Moderately to highly phyric Pillow 1C Slight to moderate
10R-2, 90–96 417.18





1.70 Moderately to highly phyric Pillow 1C Slight to moderate
11R-1, 80–82 425.20




5424
Sparsely to moderately phyric Massive 2A Slight
11R-1, 88–90 425.28 2.76 2.86 5.5 5104 5112 5087 1.74 Sparsely to moderately phyric Massive 2A Slight
12R-1, 39–41 429.29 2.79 2.88 5.0 4925 4962 5114 1.76 Sparsely to moderately phyric Massive 2A Slight
12R-1, 91–93 429.81


5540 5385 5490
Sparsely to moderately phyric Massive 2A Slight X
12R-1, 93–95 429.83


5424 5524 5489
Sparsely to moderately phyric Massive 2A Slight X
13R-1, 36–38 430.26 2.87 2.92 3.0 5434 5405 5384 1.79 Sparsely to moderately phyric Massive 2A Slight
13R-1, 68–70 430.58


5382 5430 5340
Sparsely to moderately phyric Massive 2A Slight X
13R-2, 3–5 431.36 2.68 2.80 6.7 5013 5168 5186 1.77 Sparsely to moderately phyric Massive 2A Slight X
14R-1, 81–83 434.81


4838 4842 4815
Sparsely to moderately phyric Massive 2B Slight to moderate X
14R-1, 101–103 435.01 2.79 2.90 6.2 5038 5027 5098 1.77 Sparsely to moderately phyric Massive 2B Slight to moderate
14R-2, 125–127 435.25 3.03 3.11 3.5



Sparsely phyric Pillow 3 Slight to moderate
14R-2, 21–23 435.71 2.67 2.80 7.4


1.67 Sparsely phyric Pillow 3 Slight to moderate
15R-1, 19–25 443.79





1.65 Sparsely phyric Pillow 3 Slight to moderate
15R-1, 108–110 444.68 2.69 2.78 5.4 4839 4801 4835
Sparsely to moderately phyric Massive 4B Slight
15R-1, 113–115 444.73


4925 4983

Sparsely to moderately phyric Massive 4B Slight X
15R-2, 9–11 445.19


4634 4615 4542
Sparsely to moderately phyric Massive 4B Slight X
15R-2, 20–22 445.30 2.68 2.86 9.4 4728 4753 4716
Sparsely to moderately phyric, vesicular Massive 4B Slight
15R-2, 93–95 446.03


5118 5017 5093
Sparsely to moderately phyric Massive 4B Slight X
15R-2, 107–118 446.17





1.71 Sparsely to moderately phyric Massive 4B Slight
15R-3, 10–12 446.70



5399 5356
Sparsely to moderately phyric Massive 4B Slight X
15R-3, 59–66 447.19





1.76 Sparsely to moderately phyric Massive 4B Slight
15R-3, 67–69 447.265




5792
Sparsely to moderately phyric Massive 4B Slight
15R-3, 81–83 447.41


5405 5389 5450
Sparsely to moderately phyric Massive 4B Slight X
15R-3, 144–146 448.04 2.78 2.85 3.8 5384 5394 5352
Sparsely to moderately phyric Massive 4B Slight
15R-4, 21–23 448.31


4580 4616 4614
Sparsely to moderately phyric Massive 4B Slight X
15R-4, 65–67 448.75 2.79 2.93 7.1 4506 4596 4414
Sparsely to moderately phyric Massive 4C Slight
15R-4, 101–103 449.11


5310 5387 5418
Sparsely to moderately phyric Massive 4C Slight X
15R-4, 121–131 449.31





1.79 Sparsely to moderately phyric Massive 4C Slight
15R-5, 13–15 449.73 2.77 2.90 6.7



Sparsely to moderately phyric Massive 4C Slight
16R-1, 18–26 453.38





1.66 Sparsely to moderately phyric Pillow 5 Slight to moderate
16R-1, 107–109 454.27


4356 4416 4632
Sparsely to moderately phyric Pillow 5 Slight to moderate X
16R-1, 144–146 454.64 2.68 2.79 5.7 5308 5254 5285
Sparsely to moderately phyric Pillow 5 Slight to moderate
17R-1, 0–8 461.40





1.57 Sparsely to moderately phyric Pillow 5 Slight to moderate
17R-1, 73–75 462.13 2.77 2.94 8.8 4782 4783 4568
Sparsely to moderately phyric Pillow 5 Slight to moderate
18R-1, 96–98 471.96 2.74 2.85 5.8 4891 4879 4783 1.77 Sparsely to moderately phyric Massive 6 Slight
18R-2, 0–12 472.30





1.82 Sparsely to moderately phyric Massive 6 Slight
18R-2, 13–15 472.43 2.78 2.88 5.4 4921 4949 4888
Sparsely to moderately phyric Massive 6 Slight
18R-2, 16–18 472.46




5514
Sparsely to moderately phyric Massive 6 Slight
18R-2, 32–34 472.62


5305 5334 5305
Sparsely to moderately phyric Massive 6 Slight X
18R-2, 78–80 473.08 2.55 2.87 17.3 3989 3979 3914
Sparsely to moderately phyric, vesicular Massive 6 Slight
18R-2, 108–110 473.38


4965 4954 5003
Sparsely to moderately phyric Massive 6 Slight X
18R-3, 11–13 473.67 2.75 2.85 5.6 4780 4772 4857 1.79 Sparsely to moderately phyric Massive 6 Slight
18R-3, 112–114 474.68


5234 5266 5304
Sparsely to moderately phyric Massive 6 Slight X
18R-4, 71–73 475.59 2.57 2.73 9.5 4415
4388
Sparsely to moderately phyric Massive 6 Slight
18R-4, 115–117 476.03 2.62 2.74 7.1 4908 5030 5033
Moderately to highly phyric Pillow 7A Slight to moderate
18R-4, 118–120 476.06 2.66 2.79 7.4 4938 4904 4955 1.68 Moderately to highly phyric Pillow 7A Slight to moderate
18R-5, 5–7 476.38


4962 5058 5028
Moderately to highly phyric Pillow 7A Slight to moderate X
19R-1, 30–32 476.40 2.88 2.95 3.7


1.63 Moderately to highly phyric Pillow 7A Slight to moderate
19R-1, 32–34 476.42 2.75 2.84 5.1 5166 5284 5273
Moderately to highly phyric Pillow 7A Slight to moderate
19R-1, 51–53 476.61


5112 5121 5108
Moderately to highly phyric Pillow 7A Slight to moderate X
19R-1, 105–107 477.15


5291 5265 5355
Moderately to highly phyric Pillow 7A Slight to moderate
19R-2, 57–59 478.14 2.86 2.91 2.5 5477 5548 5469 1.69 Moderately to highly phyric Pillow 7A Slight to moderate
20R-1, 62–64 481.22 2.74 2.85 6.4



Moderately to highly phyric Pillow 7A Slight to moderate
20R-1, 72–74 481.32


5191 5275 5028
Moderately to highly phyric Pillow 7A Slight to moderate X
20R-1, 117–119 481.77 2.78 2.86 4.1 5231 5261 5320 1.78 Moderately to highly phyric Pillow 7A Slight to moderate
21R-1, 24–26 490.44 2.86 2.92 3.6



Moderately to highly phyric Pillow 7A Slight to moderate
21R-1, 60–62 490.80


5227 5246 5115
Moderately to highly phyric Pillow 7A Slight to moderate X
21R-1, 109–111 491.29 2.88 2.93 2.7 5200 5233 5366
Moderately to highly phyric Pillow 7A Slight to moderate
21R-1, 112–120 491.32





1.80 Moderately to highly phyric Pillow 7A Slight to moderate
21R-2, 61–63 492.17 2.70 2.83 7.3 4739 4853 4845 1.64 Highly phyric Pillow 7B Slight to moderate
21R-3, 20–22 493.19 2.73 2.83 5.8 4924 5008 4913
Highly phyric Pillow 7B Slight to moderate
21R-3, 46–48 493.45



5046 5199
Highly phyric Pillow 7B Slight to moderate X
21R-3, 51–61 493.50





1.70 Highly phyric Pillow 7B Slight to moderate
21R-3, 118–120 494.17


5312
5600
Highly phyric Pillow 7B Slight to moderate X
21R-4, 3–5 494.52 2.92 2.97 2.5 5319 5400 5682
Highly phyric Pillow 7B Slight to moderate
21R-4, 62–64 495.11




5898
Highly phyric Pillow 7B Slight to moderate
21R-4, 71–73 495.20





1.84 Highly phyric Pillow 7B Slight to moderate X
21R-4, 75–77 495.24 2.85 2.91 3.4 5211 5331 5222
Highly phyric Pillow 7B Slight to moderate
22R-1, 23–25 495.63


5572 5716 5637
Highly phyric Pillow 7B Slight to moderate X
22R-1, 51–53 495.91 2.73 2.84 6.0 5067 5249 5149 1.73 Highly phyric Pillow 7B Slight to moderate
22R-2, 6–8 496.89 2.66 2.79 7.1 5069 5187 5106 1.71 Highly phyric Pillow 7B Slight to moderate
22R-2, 60–62 497.43


5328 5432 5486
Highly phyric Pillow 7B Slight to moderate X
23R-1, 15–23 500.05





1.62 Highly phyric Pillow 7B Slight to moderate
23R-1, 31–33 500.21 2.78 2.87 4.8 5136 5298 5258
Highly phyric Pillow 7B Slight to moderate
23R-2,10–12 501.46


5034 5056 5051
Highly phyric Pillow 7B Slight to moderate X
23R-2, 56–62 501.92





1.64 Highly phyric Pillow 7B Slight to moderate
23R-2, 84–86 502.20 2.71 2.82 5.8 5032 5084 5128
Highly phyric Pillow 7B Slight to moderate
23R-2, 141–143 502.77


5319 5190 5236
Highly phyric Pillow 7B Slight to moderate X
23R-3, 26–28 503.12 2.74 2.83 5.4 5099 5086 5142
Highly phyric Pillow 7B Slight to moderate
24R-1, 102–104 506.92




5631
Highly phyric Pillow 7B Slight to moderate
24R-1, 114–116 507.04 2.75 2.84 5.1 5270 5360 5327 1.75 Highly phyric Pillow 7B Slight to moderate
24R-2, 17–19 507.39 2.82 2.89 3.9 5236 5400 5325 1.76 Highly phyric Pillow 7B Slight to moderate
25R-1, 75–77 510.25 2.71 2.82 5.9 5060 5187 5158 1.72 Highly phyric Pillow 7B Slight to moderate
25R-2, 75–77 511.66 2.67 2.80 7.4 4933 4936 4867 1.68 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
26R-1, 27–29 515.77 2.69 2.85 8.6



Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
27R-1, 20–22 519.20 2.77 2.85 4.4 5173 5256 5254
Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
27R-1, 48–55 519.48





1.69 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
27R-1, 122–124 520.22 2.86 2.95 4.5



Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
27R-2, 9–16 520.59





1.63 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
27R-2, 26–28 520.76 2.62 2.79 9.3 4944 5029 5039
Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
27R-2, 28–30 520.78 2.85 2.93 4.3 5047
5096
Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
28R-1, 50–52 529.10 2.71 2.83 6.9 4963 5052 4999
Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
28R-1, 64–70 529.24





1.70 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
29R-1, 14–16 532.34 2.71 2.82 5.9



Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
30R-1, 99–101 536.19





1.68 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high X
30R-1, 110–112 536.30 2.88 2.95 4.0



Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
31R-1, 0–2 544.40 2.84 2.92 4.1



Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
31R-1, 45–53 544.85





1.69 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
32R-1, 14–24 550.14





1.68 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
32R-1, 119–121 551.19 2.76 2.84 4.2 5116 5125 5035
Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
32R-2, 15–17 551.59 2.84 2.94 5.2


1.75 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
32R-2, 23–25 551.67 2.74 2.87 6.9



Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
32R-2, 44–46 551.88




5043
Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
32R-3, 57–59 553.51 2.70 2.81 6.0



Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
33R-1, 136–138 555.36 2.78 2.86 4.9 5029 5089 5158 1.72 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
33R-2, 131–133 556.81 2.70 2.81 5.9 4613 5054 4987 1.67 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
34R-1, 96–98 561.56 2.75 2.88 7.1


1.73 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
34R-2, 73–75 562.83 2.67 2.78 6.4 4643 4643 4643
Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
34R-2, 95–101 563.05





1.70 Sparsely to moderately phyric, vesicular Pillow 7C Slight to high
35R-1, 113–115 564.73 2.55 2.79 13.9


1.37 Aphyric to sparsely phyric Breccia 8A Moderately to high
35R-2, 114–116 566.21 2.83 2.90 3.6 5243 5289 5260 1.81 Sparsely to moderately phyric, vesicular Flow/pillow 8B Slight X
35R-2, 133–135 566.40




5898
Sparsely to moderately phyric, vesicular Flow/pillow 8B Slight
36R-1, 124–126 574.44 2.76 2.88 6.2 5159 5116 5185 1.76 Moderately to highly phyric Flow/pillow 8C Slight to moderate X
36R-2, 16–18 574.86 2.76 2.86 5.3 4994 5094 5036 1.63 Moderately to highly phyric Flow/pillow 8C Slight to moderate X
36R-3, 12–14 576.29 2.80 2.88 4.3


1.70 Moderately to highly phyric Flow/pillow 8C Slight to moderate

Note: PMAG = paleomagnetism.

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