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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: 70A
Device: drill
Latitude: 6.335
Longitude: -140.362
Water Depth(m): 5059
Date: 19691023
IGSN: ODP001022
Core length (cm): 33050
Diameter (cm): 7
Storage: refrigerated
1 :    70A 1   11420 to 11450
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Oligocene
2 :    70A 1   11450 to 11600
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.62
3 :    70A 1   11600 to 11750
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.58
4 :    70A 1   11750 to 11895
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.62
5 :    70A 1   11895 to 11900
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.36
6 :    70A 1   11900 to 12050
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.52
7 :    70A 1   12050 to 12200
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.61
8 :    70A 2   12200 to 12350
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.48
9 :    70A 2   12350 to 12500
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.49
10 :    70A 2   12500 to 12650
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.41
11 :    70A 2   12650 to 12800
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.52
12 :    70A 2   12800 to 12950
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.54
13 :    70A 2   12950 to 13100
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.56
14 :    70A 3   13100 to 13100
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
15 :    70A 3   13250 to 13250
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
16 :    70A 3   13400 to 13400
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
17 :    70A 3   13550 to 13550
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
18 :    70A 3   13700 to 13700
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
19 :    70A 4   14150 to 14300
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.43
20 :    70A 4   14300 to 14450
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.58
21 :    70A 4   14450 to 14600
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.60
22 :    70A 4   14600 to 14750
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.64
23 :    70A 4   14750 to 14900
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.72
24 :    70A 5   14900 to 14900
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
25 :    70A 5   15050 to 15050
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
26 :    70A 5   15200 to 15200
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
27 :    70A 5   15350 to 15350
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
28 :    70A 5   15500 to 15500
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
29 :    70A 5   15650 to 15800
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.69
30 :    70A 6   15800 to 15950
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.39
31 :    70A 6   16250 to 16400
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.60
32 :    70A 6   16400 to 16550
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.61
33 :    70A 6   16550 to 16700
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.66
34 :    70A 7   16950 to 17100
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.52
35 :    70A 7   17250 to 17400
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.70
36 :    70A 7   17400 to 17550
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.66
37 :    70A 8   17850 to 18000
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.48
38 :    70A 8   18150 to 18300
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.64
39 :    70A 8   18300 to 18450
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.73
40 :    70A 8   18450 to 18600
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
41 :    70A 9   18750 to 18900
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.78
42 :    70A 9   18900 to 19050
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.73
43 :    70A 9   19050 to 19200
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
44 :    70A 10   19320 to 19350
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
45 :    70A 10   19350 to 19500
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
46 :    70A 10   19500 to 19650
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.72
47 :    70A 10   19650 to 19800
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.69
48 :    70A 10   19800 to 19950
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
49 :    70A 11   20250 to 20400
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.77
50 :    70A 11   20400 to 20550
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.78
51 :    70A 11   20550 to 20700
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.74
52 :    70A 11   20700 to 20850
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.74
53 :    70A 12   21000 to 21150
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.73
54 :    70A 12   21150 to 21300
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
55 :    70A 12   21300 to 21450
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.78
56 :    70A 12   21450 to 21600
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.77
57 :    70A 13   22050 to 22200
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.79
58 :    70A 13   22200 to 22350
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.80
59 :    70A 13   22350 to 22500
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.79
60 :    70A 14   22950 to 23100
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.68
61 :    70A 14   23100 to 23250
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.69
62 :    70A 15   23880 to 23950
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
63 :    70A 15   23950 to 24100
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.74
64 :    70A 15   24100 to 24250
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.80
65 :    70A 15   24250 to 24345
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.63
66 :    70A 15   24345 to 24400
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.79
67 :    70A 16   24735 to 24850
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
68 :    70A 16   24885 to 24925
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
69 :    70A 16   24925 to 25000
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
70 :    70A 16   25020 to 25150
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
71 :    70A 17   25715 to 25750
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
72 :    70A 17   25750 to 25900
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.70
73 :    70A 17   25900 to 26050
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.65
74 :    70A 17   26050 to 26200
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.73
75 :    70A 18   26200 to 26285
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.54
76 :    70A 18   26285 to 26350
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.75
77 :    70A 18   26350 to 26500
Primary composition: calcareous, biogenic
Components: calcareous, nannofossils
siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.58
78 :    70A 19   27004 to 27050
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
79 :    70A 19   27050 to 27200
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.53
80 :    70A 19   27200 to 27350
Primary composition: siliceous
Components: siliceous, radiolaria
siliceous, diatoms
Geologic Age: Oligocene
Comments: AVG.DEN=1.55
81 :    70A 20   27500 to 28100
Comments: NO LITH DATA
82 :    70A 21   28168 to 28250
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
83 :    70A 22   28850 to 29000
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.59
84 :    70A 22   29000 to 29150
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.72
85 :    70A 23   29300 to 29450
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.55
86 :    70A 23   29450 to 29600
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.63
87 :    70A 24   29975 to 30050
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
88 :    70A 24   30050 to 30200
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.67
89 :    70A 24   30200 to 30350
Primary composition: calcareous, nannofossils
Geologic Age: Oligocene
Comments: AVG.DEN=1.67
90 :    70A 25   30610 to 30650
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
91 :    70A 25   30650 to 30800
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.69
92 :    70A 25   30800 to 30950
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.69
93 :    70A 26   31100 to 31250
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
94 :    70A 26   31250 to 31400
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
95 :    70A 26   31400 to 31550
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
96 :    70A 27   32105 to 32150
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
97 :    70A 27   32150 to 32200
Primary composition: calcareous, nannofossils
Components: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.62
98 :    70A 27   32200 to 32260
Primary composition: siliceous
Components: siliceous, radiolaria
siliceous, diatoms
Geologic Age: Oligocene
Comments: AVG.DEN=1.38
99 :    70A 27   32260 to 32300
Primary composition: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.34
100 :    70A 27   32300 to 32450
Primary composition: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.36
101 :    70A 28   32600 to 32750
Primary composition: siliceous, radiolaria
Geologic Age: Oligocene
Comments: AVG.DEN=1.37
102 :    70A 29   32800 to 32803
Primary composition: siliceous, radiolaria
Components: calcareous, nannofossils
Geologic Age: Eocene
103 :    70A 29   32945 to 32950
Primary composition: siliceous
Secondary texture: chert or porcelanite
Geologic Age: Eocene
104 :    70A 30   32970 to 33050
Primary composition: siliceous
Secondary texture: chert or porcelanite
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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