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US National Science Foundation Division of Ocean Sciences
Index to Marine and Lacustrine Geological Samples (IMLGS)

Repository: International Ocean Discovery Program
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Ship: Glomar Challenger
Cruise: 8
Hole: 72
Device: drill
Latitude: 0.442
Longitude: -138.867
Water Depth(m): 4326
Date: 19691112
IGSN: ODP000950
Core length (cm): 34772
Diameter (cm): 7
Storage: refrigerated
1 :    72 1   0 to 25
Primary composition: calcareous, nannofossils
Primary texture: muddy sand
Components: siliceous, radiolaria
Geologic Age: Pleistocene
2 :    72 1   25 to 175
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Pleistocene
Comments: AVG.DEN=1.51
3 :    72 1   175 to 325
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Pleistocene
Comments: AVG.DEN=1.52
4 :    72 1   325 to 475
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Pleistocene
Comments: AVG.DEN=1.46
5 :    72 1   625 to 775
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Pleistocene
Comments: AVG.DEN=1.49
6 :    72 1   775 to 925
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Pleistocene
Comments: AVG.DEN=1.42
7 :    72 2   6000 to 6150
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
8 :    72 2   6150 to 6300
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.43
9 :    72 2   6300 to 6450
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.38
10 :    72 2   6450 to 6600
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.50
11 :    72 2   6600 to 6750
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.45
12 :    72 2   6750 to 6900
Primary composition: calcareous, biogenic
Geologic Age: Miocene
Comments: AVG.DEN=1.55
13 :    72 3   10600 to 10750
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.44
14 :    72 3   10750 to 10900
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.46
15 :    72 3   10900 to 11050
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.50
16 :    72 3   11050 to 11200
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.56
17 :    72 3   11200 to 11350
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.65
18 :    72 3   11350 to 11500
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.55
19 :    72 4   15000 to 15150
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.36
20 :    72 4   15150 to 15300
Primary composition: calcareous, nannofossils
Geologic Age: Miocene
Comments: AVG.DEN=1.41
21 :    72 4   15300 to 15450
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.44
22 :    72 4   15450 to 15600
Primary composition: calcareous, nannofossils
Geologic Age: Miocene
Comments: AVG.DEN=1.46
23 :    72 4   15600 to 15750
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.46
24 :    72 4   15750 to 15900
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.43
25 :    72 5   21100 to 21250
Primary composition: calcareous, nannofossils
Geologic Age: Miocene
Comments: AVG.DEN=1.63
26 :    72 5   21250 to 21400
Primary composition: calcareous, nannofossils
Geologic Age: Miocene
Comments: AVG.DEN=1.61
27 :    72 5   21400 to 21550
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.63
28 :    72 5   21550 to 21700
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.62
29 :    72 5   21700 to 21850
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.64
30 :    72 5   21850 to 22000
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Miocene
Comments: AVG.DEN=1.62
31 :    72 6   26600 to 26750
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.68
32 :    72 6   26750 to 26900
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.74
33 :    72 6   26900 to 27050
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.74
34 :    72 6   27050 to 27200
Primary composition: calcareous, biogenic
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
35 :    72 6   27200 to 27350
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
36 :    72 6   27350 to 27500
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.80
37 :    72 7   31200 to 31206
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
38 :    72 7   31206 to 31213
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
39 :    72 7   31213 to 31227
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
40 :    72 7   31227 to 31377
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.79
41 :    72 7   31377 to 31527
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.80
42 :    72 7   31527 to 31677
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.81
43 :    72 7   31677 to 31827
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.80
44 :    72 7   31827 to 31977
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.78
45 :    72 7   31977 to 32127
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.83
46 :    72 8   32250 to 32400
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.53
47 :    72 8   32700 to 32850
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.83
48 :    72 8   32850 to 33000
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.83
49 :    72 9   33150 to 33300
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.66
50 :    72 9   33300 to 33450
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.66
51 :    72 9   33450 to 33600
Primary composition: calcareous, nannofossils
Components: calcareous, foraminifera
Geologic Age: Oligocene
Comments: AVG.DEN=1.76
52 :    72 9   33600 to 33750
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.78
53 :    72 9   33750 to 33900
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.76
54 :    72 10   34200 to 34350
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Eocene
Comments: AVG.DEN=1.49
55 :    72 10   34350 to 34500
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Eocene
Comments: AVG.DEN=1.50
56 :    72 10   34500 to 34650
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Eocene
Comments: AVG.DEN=1.46
57 :    72 10   34650 to 34772
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: unknown
Comments: AVG.DEN=1.47
58 :    72 11   34225 to 34250
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Eocene
59 :    72 11   34250 to 34337
Primary composition: calcareous, nannofossils
Geologic Age: Eocene
60 :    72 11   34337 to 34350
Primary composition: calcareous, nannofossils
Geologic Age: Eocene
_



When you refer to individual samples/data in the IMLGS, please cite each source repository whose data you use.

More Information and how to cite the IMLGS: doi:10.7289/V5H41PB8.


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