Table T1. Core descriptions, Ocean View borehole, Leg 174AX.
Core
|
Interval
(ft) |
Recovery
(ft)
|
Recovery
(%) |
Primary
lithology
|
Color (Munsell)
|
Formation
|
---|---|---|---|---|---|---|
Hole A | ||||||
1 | 5-10 | 2.45 | 49 | Sand and pebble gravel | 10YR 4/6 yellowish brown | Unnamed gravel member; Cape May |
2 | 10-15 | 1.35 | 27 | Sandy gravel | 10YR 4/6 yellowish brown | Unnamed gravel member; Cape May |
3 | 15-20 | 0.3 | 6 | Gravel (caved) | Not recorded | Caved |
4 | 20-25 | 1.2 | 24 | Fine-very fine sand | 10YR 5/6 yellowish brown | Cape May |
5 | 25-30 | 3.85 | 77 | Fine-medium sand | 10YR 5/4 yellowish brown | Cape May |
6 | 30-35 | 1.65 | 33 | Very fine sand | 2.5Y 6/3 light yellowish brown | Cape May |
7 | 35-40 | 3.4 | 68 | Poorly sorted fine-medium sand | 2.5Y 6/3 light yellowish brown | Cape May |
8 | 40-45 | 2.7 | 54 | Clayey fine-very coarse sand | 10YR 7/2 light gray | Cape May |
9 | 45-50 | 3.5 | 70 | Fine sand with clay-bedded clay drapes | 2.5Y 6/2 light yellowish brown | Cape May |
10 | 50-56 | 4 | 67 | Cross-bedded sand/fining-upward sand | 10YR 6/6 brownish yellow | Cape May |
11 | 56-60 | 3.6 | 90 | Poorly sorted fine-coarse sand | 10YR 6/2 light yellowish brown | Cape May |
12 | 60-63 | 2.25 | 75 | Clay and medium-coarse sand | 7.5YR 6/8 reddish yellow | Cape May |
13 | 63-66 | 1.9 | 63 | Fine-very coarse sand | 10YR 6/6 brownish yellow | Cape May |
14 | 66-70 | 2.75 | 69 | Fine-very coarse sand | 10YR 6/4 light brownish yellow | Cape May |
15 | 70-73 | 1.7 | 57 | Gravel (0-0.9 ft) and silty fine-coarse cross-bedded sand | 10YR 6/4 light yellowish brown; 10YR 7/3 very pale brown | Cape May |
16 | 73-77 | 2.55 | 64 | Slightly silty, slightly gravelly medium sand | 2.5Y 7/3 pale yellow | Cape May |
17 | 77-80 | 2.6 | 87 | Medium-coarse sand; possible contact (color change) | 7.5YR 6/6 reddish yellow with 10YR 7/2 light gray | Cape May |
18 | 80-85 | 3.7 | 74 | Medium to coarse quartz sand | 2.5Y 8/4 pale yellow to 2.5Y 7/6 yellow | Cape May |
19 | 85-90 | 3.5 | 70 | Fine to medium to occasional coarse quartz sand; occasional bedding | 2.5Y 7/5 yellow to 2.5Y 6/6 olive yellow to 5YR 5/8 yellowish red | Cape May |
20 | 90-95 | 3.9 | 78 | Medium to very coarse quartz sand | 2.5Y 7/4 pale yellow | Cape May |
21 | 95-100 | 3.3 | 66 | Medium to coarse quartz sand | 2.5Y 7/5 yellow to 2.5Y 6/6 olive yellow to 5YR 5/8 yellowish red | Cape May |
22 | 100-105 | 1.6 | 32 | Medium to very coarse quartz sand with pebbles | 2.5Y 7/5 yellow to 5YR 3/4 dark reddish brown | Cape May |
23 | 105-110 | 3.7 | 74 | Medium to coarse quartz sand; silty fine sand; contact at 107.5 ft | 10YR 6/6 brownish yellow to 7.5YR 6/6 reddish yellow with 7.5YR 2.5/3 very dark brown; 2.Y5 5/6 light olive brown; 2.5Y 6/6 olive yellow; 5Y 3/1 very dark gray | Cape May/?Cohansey |
24 | 110-120 | 8.4 | 84 | Silty fine sand | 5Y 3/1 dark gray to 5Y 4/1 very dark gray | ?Cohansey |
25 | 120-130 | 0 | 0 | No recovery | ?Cohansey | |
26 | 130-140 | 9.8 | 98 | Clayey fine sand to silty sandy clay; clay | Dark gray to very dark gray 5Y 4/1 to 5Y 3/1 above 5Y 5/3 olive | ?Cohansey |
27 | 140-144.5 | 3.3 | 73 | Mottled clay to 141.9 ft; medium to pebbly quartz sand below | 5Y 5/3 olive to 2.5Y 4/1 dark gray | ?Cohansey |
28 | 144.5-150 | 1.7 | 31 | Coarse quartz sand | 2.5Y 5/1 gray | ?Cohansey |
29 | 150-155 | 1.8 | 36 | Silty fine quartz sand, fining downward to clayey fine quartz sand at base; occasional lignite in upper portion | N 3/ to N 4/ dark gray-very dark gray | ?Cohansey |
30 | 155-160 | 5.6 | 112 | Interbedded clays and clayey silty very fine quartz sand; ?sequence boundary at 159.8 ft; silty clayey fine quartz sand | 10YR 4/3 brown, 5YR 5/2 reddish brown, 5GY 6/1 greenish gray; 7.5YR 5/1 gray | ?Cohansey |
31 | 160-167.5 | 7.5 | 100 | Clayey silty quartz sand; massive medium sand below; contact at 66.7 ft | 5YR 5/2 reddish gray; 5Y 3/1 very dark gray; 5Y 5/1 gray; 7.5YR 5/1 gray; 5G 5/2 grayish green; 5B 4/1 dark bluish gray | ?Cohansey/Cohansey |
32 | 167.5-170 | 2.5 | 100 | Fine-medium quartz sand | N6/ gray | Cohansey |
33 | 170-180 | 1.2 | 12 | Medium quartz sand | N6/ gray | Cohansey |
34 | 180-190 | 9.4 | 94 | Fine-medium quartz sands; poorly sorted slightly gravelly fine-coarse sand | 10YR 6/2 light brownish gray; 10YR 6/4 light yellowish brown | Cohansey |
35 | 190-200 | 9 | 90 | Slightly pebbly fine-coarse sand | 10YR 6/4 light yellowish brown | Cohansey |
36 | 200-208 | 7.8 | 98 | Medium-coarse quartz sand | 10YR 6/2 light brownish gray; 10YR 6/6 brownish yellow | Cohansey |
37 | 208-210 | 2.97 | 149 | Medium-coarse quartz sand | 2.5Y 6/3 light yellowish brown | Cohansey |
38 | 210-220 | 3.6 | 36 | Gravelly medium-coarse quartz sand/sandy silty clay | 10YR 6/2 light brownish gray; 10YR 6/6 brownish yellow | Cohansey |
39 | 220-226.5 | 5.9 | 91 | Sandy silty clay; organic medium-coarse sands; contact at 220.55 ft | 5GY 5/1 greenish gray; 10YR 3/1; very dark gray; 10YR 3/1 very dark gray | Cohansey/Kirkwood (Kw-C) |
40 | 226.5-230 | 3.6 | 103 | Fine and medium quartz sand | 2.5Y 4/1 dark gray | Kirkwood (Kw-C) |
41 | 230-240 | 9.7 | 97 | Medium quartz sand | 2.5Y 4/1 dark gray; 2.5Y 3/1 very dark gray (subordinate) | Kirkwood (Kw-C) |
42 | 240-250 | 9.7 | 97 | Fine-medium quartz sand/silty clays; lithology change at 246.9 ft | 2.5Y 4/1 dark gray; 5Y 4/1 dark gray; 5Y 4/2 olive gray | Kirkwood (Kw-C) |
43 | 250-260 | 10.35 | 104 | Silty clay (dominant) and clayey silt | 5GY 5/1 to 5GY 4/1; greenish gray-dark greenish gray | Kirkwood (Kw-C) |
44 | 260-270 | 7 | 70 | Finely laminated silty clay; sand with silt and clay; sequence boundary at 267 ft | 5Y 3/2 dark olive gray; 5Y 3/1 very dark gray | Kirkwood (Kw-C) |
45 | 270-280 | 9.6 | 96 | Silty fine sand | 5GY 4/1; dark greenish gray | Kirkwood (Kw-C) |
46 | 280-290 | 4.8 | 48 | Silty fine sand, cross bedding | 5GY 4/1; dark greenish gray | Kirkwood (Kw-C) |
47 | 290-300 | 10.4 | 104 | Slightly sandy silty clay, shelly throughout, light and dark lenses | 5GY 4/1 dark greenish gray; 5Y 5/2 olive gray; 5Y 2.5/1 black | Kirkwood (Kw-C) |
48 | 300-310 | 10.9 | 109 | Slightly silty clay, shells throughout; darker interval; shell hash | 5GY 4/1 dark greenish gray; 5Y 2.5/1 black | Kirkwood (Kw-C) |
49 | 310-320 | 8.9 | 89 | Silty clay, thin shells throughout, occasional dark lenses and thin organic-rich beds; shell hash | 5GY 4/1 dark greenish gray; 5Y 2.5/1 black | Kirkwood (Kw-C) |
50 | 320-326.5 | 7.6 | 117 | Very slightly silty clay, shells throughout; silty fine sand; indurated at base | 5Y 3/2-5Y 2/2 olive gray-black; 5Y 4/1-5Y 3/1 dark gray-very dark gray | Kirkwood (Kw-C) |
51 | 326.5-330 | 0.7 | 20 | Shell bed, indurated, fine sand matrix; silty fine sand; sequence boundary at 327.1 ft | 5Y 3/2 dark olive gray; 5Y 2.5/1 black; 5Y 2.5/2 black | Kirkwood (Kw-C/Kw3) |
52 | 330-340 | 9.4 | 94 | Silty fine sand with clay and shells; silty fine sand with shells; slightly silty fine sand | 5Y 3/2 dark olive gray; 5Y 2.5/1 black; 5Y 2.5/2 black | Kirkwood (Kw3) |
53 | 340-350 | 1 | 10 | Silty fine quartz sand; clayey fine quartz sand; shell hash | 5Y 3/2 dark olive gray | Kirkwood (Kw3) |
54 | 350-360 | 10.5 | 105 | Micaceous very silty very fine sand to sandy silt, shells; shell hash; laminated clays | 5Y 3/1 very dark gray to 5Y 2.5/1 black; 2.5Y 5/1 gray to 5Y 5/2 olive; 5Y 3/2 dark olive gray to 5Y 4/1 dark gray | Kirkwood (Kw3) |
55 | 360-370 | 10.35 | 104 | Laminated silty clay; silty clay; fine sandy silty clay with abundant shell fragments; shell hash | 5Y 2.5/1 black to 5Y 3/2 dark olive gray to 5Y 5/1 gray; 5G 4/1 dark greenish gray; N2.5/ black; 5Y 2.5/1 black | Kirkwood (Kw3) |
56 | 370-380 | 10 | 100 | Slightly silty clay | 5Y 3/2 dark olive gray; 5GY 4/1 dark greenish gray | Kirkwood (Kw3) |
57 | 380-383 | 3.5 | 117 | Slightly silty clay; shells 0-3.4 ft | 5GY 4/1 dark greenish gray | Kirkwood (Kw3) |
58 | 383-390 | 7.6 | 109 | Slightly silty clay | 5GY 4/1 dark greenish gray | Kirkwood (Kw3) |
59 | 390-400 | 10.55 | 106 | Slightly silty clay, shell debris in lower part | 5GY 4/1 dark greenish gray | Kirkwood (Kw3) |
60 | 400-410 | 9.75 | 98 | Slightly silty clay with shell debris | 5GY 4/1 dark greenish gray | Kirkwood (Kw3) |
61 | 410-420 | 7.1 | 71 | Clayey medium-coarse sand/sandy shelly clay; contact at 410.05 ft | 5GY 3/2 dark olive gray; 5GY 4/1 dark greenish gray | Kirkwood (Kw3/Kw2b) |
62 | 420-430 | 8.05 | 81 | Shelly very clayey fine sand | 5GY 4/1 dark greenish gray | Kirkwood (Kw2b) |
63 | 430-440 | 9.9 | 99 | Shelly clayey sand; large burrow at 433.25 ft; silty clay | 5GY 4/1 dark greenish gray; 5Y 3/2 dark olive gray | Kirkwood (Kw2b) |
64 | 440-450 | 1.5 | 15 | Shelly clayey sand | 5GY 4/1 dark greenish gray | Kirkwood (Kw2b) |
65 | 450-460 | 9.2 | 92 | Shelly clayey sand | N4 dark gray 5GY 4/1 dark gray | Kirkwood (Kw2b) |
66 | 460-465 | 4.5 | 90 | Clay with burrowed sand; sequence boundary at 465 ft | 7.5YR 3/2 dark brown; 5Y 4/1 dark gray (burrow) | Kirkwood (Kw2b) |
67 | 465-470 | 4.45 | 89 | Shelly medium-coarse quartz sand; three fining upward cycles | 5Y 4/1 dark gray; 10YR 4/1 interbeds | Kirkwood (Kw2a3) |
68 | 470-480 | 7.3 | 73 | Interbedded medium-very coarse sand; dark silty clay; lithology change at 477.1 ft to silt | 5Y 4/1 dark gray; 10YR 4/1 interbeds | Kirkwood (Kw2a3) |
69 | 480-490 | 2.3 | 23 | Silt | 5Y 3/2 dark olive gray | Kirkwood (Kw2a3) |
70 | 490-500 | 10.4 | 104 | Silt; lithology change at 495 ft; silty clay | 5Y 3/2 dark olive gray; 2.5Y 3/2 very dark grayish brown | Kirkwood (Kw2a3) |
71 | 500-507.5 | 6.65 | 89 | Silty clay grading down to shell bed and shell hash; sequence boundary at 503.8 ft | 5Y 3/2 dark olive gray; 2.5Y 3/2 very dark grayish brown | Kirkwood (Kw2a3/Kw2a2) |
72 | 507.5-510 | 2.75 | 110 | Shelly medium sand to sandy shell hash | 5Y 3/2 dark olive gray | Kirkwood (Kw2a2) |
73 | 510-520 | 7.55 | 76 | Shelly medium sand to sandy shell hash | 5Y 3/2 dark olive gray | Kirkwood (Kw2a2) |
74 | 520-530 | 8.6 | 86 | Clayey sand with shell hash; laminated clayey with shell hash; facies change at 524 ft | 5Y 3/2 dark olive gray; 5Y 2.5/2 black | Kirkwood (Kw2a2) |
75 | 530-534 | 3.1 | 78 | Laminated clayey silt; sandy silt to silty sand; sequence boundary at 531.6 ft | 5Y 2.5/2 black; 5Y 3/2 dark olive gray | Kirkwood (Kw2a2/Kw2a1) |
76 | 534-540 | 5.1 | 85 | Cross-bedded silty fine sand interbedded with laminated silty clay | 5Y 2.5/2 black; 5Y 3/1 very dark gray | Kirkwood (Kw2a1) |
77 | 540-550 | 10.2 | 102 | Laminated to thin-bedded clay-silt | 5Y 2.5/2 black | Kirkwood (Kw2a1) |
78 | 550-560 | 4.9 | 49 | Laminated silty-clay | 5Y 3/2 dark olive gray | Kirkwood (Kw2a1) |
79 | 560-570 | 9.4 | 94 | Laminated silty-clay | 5Y 3/2 dark olive gray; 5Y 2.5/2 black | Kirkwood (Kw2a1) |
80 | 570-580 | 10.3 | 103 | Laminated silty-clay; trace shell | 5Y 3/2 dark olive gray; 5Y 2.5/2 black | Kirkwood (Kw2a1) |
81 | 580-590 | 8.3 | 83 | Laminated silty-clay; trace shell | 5Y 3/2 dark olive gray | Kirkwood (Kw2a1) |
82 | 590-600 | 10 | 100 | Micaceous slightly silty clay | 5Y 3/2 dark olive gray | Kirkwood (Kw2a1) |
83 | 600-610 | 10.5 | 105 | Micaceous slightly silty clay | 5Y 3/2 dark olive gray | Kirkwood (Kw2a1) |
84 | 610-619 | 8.1 | 90 | Micaceous slightly silty clay | 5Y 3/2 dark olive gray | Kirkwood (Kw2a1) |
85 | 619-627 | 8.2 | 103 | Micaceous slightly silty clay; contact clayey sand to sandy clay/shell bed/indurated zone; facies change at 627.0-627.2 ft | 5Y 3/2 dark olive gray; 5Y 3/1 very dark gray to 5Y 2.5/1 very dark gray to 5Y 3/1 black; 5Y 6/2 light olive gray | Kirkwood (Kw2a1) |
86 | 627-630 | 3 | 100 | Indurated zone; sandy, shelly, clay; clayey fine sand | 5Y 6/1 gray; 5Y 3/2 dark olive gray; 5Y 3/2 | Kirkwood (Kw2a1) |
87 | 630-636 | 6.25 | 104 | Micaceous silty clay; clayey very fine sand; indurated zone | 5Y 4/1 dark gray; 5Y 3/1 very dark gray; 5Y 6/1 gray | Kirkwood (Kw2a1) |
88 | 636-640 | 3.6 | 90 | Interbedded clay and sands | 5Y 3/1 very dark gray to 5Y 2.5/1 black | Kirkwood (Kw2a1) |
89 | 640-650 | 1.65 | 17 | Clayey fine to medarkosic sand; shell hash; sequence boundary at 641.55 ft | 5Y 3/2 dark olive gray | Kirkwood (Kw2a1/Kw1b) |
90 | 650-660 | 7 | 70 | Shell hash; shelly sand; shell bed; very shelly sand | 5Y 3/2 dark olive gray | Kirkwood (Kw1b) |
91 | 660-670 | 1.5 | 15 | Shelly fine-medium sand | 5Y 4/1 dark gray | Kirkwood (Kw1b) |
92 | 670-675 | 4.95 | 99 | Medium-coarse quartz | 5Y 3/1 very dark gray | Kirkwood (Kw1b) |
93 | 675-680 | 3.8 | 76 | Alternations of fine-coarse sands | 5Y 5/1 gray; 5Y 3/2 dark olive gray | Kirkwood (Kw1b) |
94 | 680-687.5 | 7.3 | 97 | Alternations of fine-coarse sands and clay | 5Y 5/1 gray; 5Y 3/2 dark olive gray | Kirkwood (Kw1b) |
95 | 687.5-695 | 7.6 | 101 | Alternations of fine-coarse sands and clay | 5Y 4/1 dark gray; 10YR 3/1 very dark gray | Kirkwood (Kw1b) |
96 | 695-700 | 5.1 | 102 | Alternations of fine-coarse sands and clay | 5Y 3/1 to 5Y 2.5/2 very dark gray to black; 10YR 3/1 very dark gray | Kirkwood (Kw1b) |
97 | 700-705 | 2.1 | 42 | Mainly fine to medium quartz sand with clay laminations | 5Y 3/2 dark olive gray to 5Y 3/2 dark olive gray | Kirkwood (Kw1b) |
98 | 705-710 | 4.4 | 88 | Slightly silty to sandy clays | 10YR 3/1 very dark gray to 5Y 3/2 dark olive gray | Kirkwood (Kw1b) |
99 | 710-713 | 3.9 | 130 | Alternations of clayey silty fine sands and silty micaceous clay | 10YR 3/1 very dark gray; 5Y 3/2 dark olive gray; 5Y 3/1 very dark gray | Kirkwood (Kw1b) |
100 | 713-720 | 5.7 | 81 | Clayey glauconitic fine quartz sand at top massive shell bed at bottom; sequence boundary 718.7 ft | 5GY 4/1 dark greenish gray to 5Y 3/1 very dark gray | Kirkwood (Kw1b/Kw1a3) |
101 | 720-730 | 2.3 | 23 | Fine, medium to coarse quartz sand | 5Y 4/1 dark gray | Kirkwood (Kw1a3) |
102 | 730-735 | 4 | 80 | Fine-medium quartz sand with clay interbeds | 5Y 4/1 dark gray; 10YR 4/1 dark gray | Kirkwood (Kw1a3) |
103 | 735-740 | 4.7 | 94 | Fine-medium quartz sand with silty clay interbeds; sequence boundary at 740 ft | 5Y 4/1 dark gray; 10YR 3/1 very dark gray | Kirkwood (Kw1a3) |
104 | 740-750 | 1.6 | 16 | Medium-very coarse quartz sand | 5Y 4/1 dark gray | Kirkwood (Kw1a2) |
105 | 750-760 | 9.1 | 91 | Cross-bedded medium quartz sand; some medium-coarse sand | 10YR 4/2 dark grayish brown | Kirkwood (Kw1a2) |
106 | 760-765 | 4.6 | 92 | Cross-bedded fine-medium sand | 10YR 4/2 dark grayish brown; 10YR 5/1 gray | Kirkwood (Kw1a2) |
107 | 765-775 | 10.05 | 101 | Cross-bedded fine-medarkosic sand; clay at base | 10YR 4/1 dark gray to 10YR 4/2 dark grayish brown; 10YR 3/1 very dark gray and 10YR 2/2 very dark brown | Kirkwood (Kw1a2) |
108 | 775-780 | 0.9 | 18 | Clay at top; silty fine sand to medarkosic-coarse sand; sequence boundary at 775.9-780 ft | 10YR 3/1 very dark gray; 10YR 4/1 dark gray | Kirkwood (Kw1a2) |
109 | 780-785 | 0.3 | 6 | Clay at top; fine sandy clay with fine-medarkosic sand interbeds to fine-medarkosic sand | 10YR 3/1 very dark gray; 10YR 3/2 very dark grayish brown to 10YR 4/1 dark gray | Kirkwood (Kw1a1) |
110 | 785-790 | 4.1 | 82 | Slightly silty fine-medium sand | 10YR 3/2 very dark grayish brown | Kirkwood (Kw1a1) |
111 | 790-800 | 9.15 | 92 | Fine-medium sand | 10YR 4/1 dark gray | Kirkwood (Kw1a1) |
112 | 800-810 | 9.05 | 91 | Fine-medium sand/interbedded sand and slightly silty clay | 10YR 4/1 dark gray; 10YR 3/1 very dark gray | Kirkwood (Kw1a1) |
113 | 810-820 | 10.3 | 103 | Fine-medium sand/lithology change to sandy silty clay at 811.3 ft | 10YR 4/1 dark gray; 10YR 3/1 very dark gray | Kirkwood (Kw1a1) |
114 | 820-830 | 10.5 | 105 | Silty clay with sandy interbeds | 10YR 4/1 dark gray; 10YR 3/1 very dark gray | Kirkwood (Kw1a1) |
115 | 830-840 | 8.8 | 88 | Silty clay with sandy interbeds | 10YR 3/1 very dark gray | Kirkwood (Kw1a1) |
116 | 840-850 | 10.55 | 106 | Laminated silty fine sand interbedded with laminated silty clay | dark gray-black | Kirkwood (Kw1a1) |
117 | 850-860 | 9.65 | 97 | Laminated silty fine sand interbedded with laminated silty clay | 2.5Y 3/1 very dark gray; 25Y 4/1 dark gray | Kirkwood (Kw1a1) |
118 | 860-870 | 3.55 | 36 | Interbedded silty clay and silty fine sand | 2.5Y 3.1 very dark gray; 25Y 4/1 dark gray | Kirkwood (Kw1a1) |
119 | 870-880 | 9.1 | 91 | Sandy glauconite silt overlying silty clay with shells | 7.5YR 3/1 very dark gray/5G 4/1 dark greenish gray | Kirkwood (Kw1a1) |
120 | 880-890 | 9.6 | 96 | Shelly silty clay | 7.5YR 3/1 very dark clay | Kirkwood (Kw1a1) |
121 | 890-900 | 9.95 | 100 | Silty clay/burrowed clay/shelly glauconite sand; sequence boundary at 891.65 ft; contact at 895.55 ft | 2.5Y 3/2; 5Y 5; 5Y 3/2; 5GY 4/1 | Kirkwood (Kw1a1/Kw0)/Atlantic City (O6) |
122 | 900-906 | 5.7 | 95 | Glauconitic medium-coarse sand with shells | 5GY 4/1 dark greenish gray | Atlantic City (O6) |
123 | 906-910 | 5.05 | 126 | Slightly silty glauconitic medium-coarse sand | 5GY 3/2 dark olive gray | Atlantic City (O6) |
124 | 910-920 | 9.95 | 100 | Slightly silty glauconitic medium-coarse sand | 5GY 3/2 dark olive gray | Atlantic City (O6) |
125 | 920-928 | 7.65 | 96 | Slightly silty glauconitic medium-coarse sand; shell debris at lower part | 5G 4/2 grayish green; 5Y 3/2 dark olive gray | Atlantic City (O6) |
126 | 928-938 | 9.6 | 96 | Slightly silty glauconitic medium-coarse sand; shell debris at lower part | 5G 4/2 grayish green; 5Y 3/2 dark olive gray | Atlantic City (O6) |
127 | 938-940 | 1.9 | 95 | Slightly silty glauconitic medium-coarse sand; shell debris at lower part | 5G 4/2 grayish green; 5Y 3/2 dark olive gray | Atlantic City (O6) |
128 | 940-950 | 9.9 | 99 | Slightly silty glauconitic medium-coarse sand; shell debris at lower part; sequence boundary at 950 ft | 5G 4/2 grayish green; 5Y 3/2 dark olive gray | Atlantic City (O6) |
129 | 950-960 | 9.2 | 92 | Glauconitic medium-coarse sand with interbeds of sandy clay; shelly | 5G 4/2 grayish green; 5Y 3/2 dark olive gray | Atlantic City (O5) |
130 | 960-970 | 8.65 | 87 | Clayey, glauconitic, medium-coarse sand with thin clays | 5Y 4/2 olive gray | Atlantic City (O5) |
131 | 970-975 | 4.25 | 85 | Clayey, glauconitic, medium-coarse sand with thin clays | 5Y 4/2 olive gray | Atlantic City (O5) |
132 | 975-980 | 4.5 | 90 | Slightly silty, glauconitic, medium-coarse sand with little clay and shell fragments | 5GY 4/1 dark greenish gray | Atlantic City (O5) |
133 | 980-990 | 9.4 | 94 | Slightly silty, glauconitic medium-coarse sand grading to clayey glauconitic sand | 2.5Y 2.5/1 black | Atlantic City (O5) |
134 | 990-994 | 3.95 | 99 | Glauconitic clay | 5Y 3/1 very dark grey | Atlantic City (O5) |
135 | 994-1005 | 10.65 | 97 | Shelly glauconitic silty clay grading to clay with abundant coarse glauconite/sand contact at 1002 ft | 5Y 3/2 dark olive gray | Atlantic City (O5) |
136 | 1005-1007.5 | 2 | 80 | Clayey very coarse glauconite sand | N 2.5/ black | Atlantic City (O5) |
137 | 1007.5-1011.5 | 3.55 | 89 | Slightly clayey very coarse glauconite/?goethite sand | N 2.5/ black | Atlantic City (O5) |
138 | 1011.5-1020 | 5.8 | 68 | Clayey coarse glauconite/?goethite; very coarse glauconite sand; sequence boundary at 1015.8 ft | 5Y 2.5/2 black; N 2.5/ black | Atlantic City (O5/O3) |
139 | 1020-1030 | 0.85 | 9 | Glauconite mixed with drilling mud? | Atlantic City (O3) | |
140 | 1030-1033 | 1.7 | 57 | Slightly clayey coarse glauconite/?goethite sand | 5Y 2.5/2 black | Atlantic City (O3) |
141 | 1033-1040 | 5.4 | 77 | Shelly silty coarse glauconite sand | 5Y 2.5/2 black | Atlantic City (O3) |
142 | 1040-1045 | 4.3 | 86 | Gravelly, clayey medium-coarse glauconite-quartz sands grading to sandy clay | 5Y 2.5/2 black | Atlantic City (O3) |
143 | 1045-1050 | 2.9 | 58 | Slightly pebbly, sandy glauconite clay; sequence boundary at 1050.5 ft | 5Y 4/2 olive gray | Atlantic City (O3/O2b) |
144 | 1050-1053 | 3.1 | 103 | Clayey, pebbly, slightly shelly, quartzose glauconite sand | 5Y 3/2 dark olive gray; 5Y 6/1 gray | Atlantic City (O2b) |
145 | 1053-1056.5 | 3.2 | 91 | Clayey quartzose glauconite sand | 7.5YR 2.5/1 black | Atlantic City (O2b) |
146 | 1056.5-1060 | 3 | 86 | Silty glauconitic medium-coarse quartz sand | 2.5Y 3/2 dark grayish brown | Atlantic City (O2b) |
147 | 1060-1070 | 10 | 100 | Silty glauconitic medium-pebbly quartz sand | 2.5Y 3/2 dark grayish brown | Atlantic City (O2b) |
148 | 1070-1080 | 8.4 | 84 | Silty glauconitic medium-coarse quartz sand with indurated zones | 5Y 4/2 olive gray | Atlantic City (O2b) |
149 | 1080-1090 | 6.4 | 64 | Medium-coarse quartz glauconite sand over clayey glauconite sand with shells; sequence boundary at 1090 ft | 5GY 4/1 dark greenish gray | Atlantic City (O2b)/Sewell Point (O2a) |
150 | 1090-1100 | 10.7 | 107 | Interbedded glauconitic clays and clayey sandy glauconite sand | 10YR 2/2 very dark brown | Sewell Point (O2a) |
151 | 1100-1106.5 | 6.5 | 100 | Clayey glauconite fine sands | 5Y 2.5/1 black | Sewell Point (O2a) |
152 | 1106.5-1113 | 4.7 | 72 | Clayey glauconite fine-very coarse sands | 5Y 2.5/1 black | Sewell Point (O2a) |
153 | 1113-1120 | 7.95 | 114 | Clayey glauconite fine-very coarse sands | 5Y 2.5/1 black | Sewell Point (O2a) |
154 | 1120-1126 | 5.9 | 98 | Clayey glauconite medium coarse sands | 5Y 2.5/1 black | Sewell Point (O2a) |
155 | 1126-1130 | 1.2 | 30 | Clayey glauconite medium coarse sands; sequence boundary at 1126.3 ft | 2.5Y 3/1 very dark gray | Sewell Point (O2a/O1) |
156 | 1130-1135 | 0.4 | 8 | Glauconitic clay | 5Y 4/3 to 4/3 olive | Sewell Point |
157 | 1135-1140 | 1.4 | 28 | Glauconitic clay | 5Y 4/3 to 4/3 olive | Sewell Point |
158 | 1140-1145 | 4.1 | 82 | Clayey glauconite medium coarse sands | 5Y 4/3 to 4/3 olive | Sewell Point |
159 | 1145-1150 | 4.8 | 96 | Clayey glauconite sand | 2.5Y 3/1 black | Sewell Point |
160 | 1150-1160 | 8.1 | 81 | Clayey glauconite sand | 2.5Y 3/1 black | Sewell Point |
161 | 1160-1162.5 | 2.4 | 96 | Quartzose glauconite sand/sandy quartz; contact Sewell Point glauconite clay | 2.5Y 3/1 black | Sewell Point |
162 | 1162.5-1170 | 0.5 | 7 | Clayey quartzose glauconite sand | 2.5Y 3/1 black | Sewell Point |
163 | 1170-1180 | 10.35 | 104 | Quartzose glauconitic clay; sequence boundary 1171.5 ft; mica laminated clay | 2.5Y 3/1 black; 5GY 4/1 dark greenish gray | Sewell Point/Absecon Inlet |
164 | 1180-1190 | 9.4 | 94 | Micaceous laminated silty clay to clay | 5Y 3/2 dark olive gray | Absecon Inlet |
165 | 1190-1200 | 10.4 | 104 | Micaceous laminated silty clay to clay | 5Y 3/2 dark olive gray | Absecon Inlet |
166 | 1200-1210 | 10.5 | 105 | Micaceous laminated silty clay | 5Y 3/2 dark olive gray | Absecon Inlet |
167 | 1210-1220 | 10.4 | 104 | Micaceous laminated silty clay | 5Y 3/2 dark olive gray | Absecon Inlet |
168 | 1220-1230 | 9.4 | 94 | Micaceous shelly laminated silty clay with clay interbeds | 5Y 3/2 dark olive gray | Absecon Inlet |
169 | 1230-1240 | 10.4 | 104 | Micaceous shelly laminated silty clay with clay interbeds | 5Y 3/2 dark olive gray | Absecon Inlet |
170 | 1240-1250 | 3.25 | 33 | Laminated silty micaceous clay | 2.5Y 4/2 dark grayish brown to 2.5Y 4/1 very dark grayish brown | Absecon Inlet |
171 | 1250-1260 | 6.8 | 68 | Glauconitic sandy clay to silty micaceous glauconitic clay | Dark olive gray 5Y 3/2, dark greenish gray 5GY 4/1 to dark grayish brown 2.5Y 4/2 | Absecon Inlet |
172 | 1260-1270 | 10.5 | 105 | Slightly glauconitic clay, occasional pyrite and shell fragments | Very dark gray 5Y 3/1 to dark olive gray 5Y 3/2 | Absecon Inlet |
173 | 1270-1280 | 9.2 | 92 | Very slightly glauconitic clay, occasional thin shell fragments, occasional pyrite | Dark olive gray 5Y 3/2 to black 5Y 2.5/2 | Absecon Inlet |
174 | 1280-1290 | 10.5 | 105 | Very slightly glauconitic clay, occasional thin shell fragments | Very dark gray 5Y 3/1 to dark olive gray 5Y 3/2 | Absecon Inlet |
175 | 1290-1300 | 10.45 | 105 | Very slightly glauconitic clay, occasional thin shell fragments | Very dark gray 5Y 3/1 to dark olive gray 5Y 3/2 | Absecon Inlet |
176 | 1300-1310 | 8.3 | 83 | Very slightly glauconitic clay, occasional thin shell fragments | 5Y 3/1 very dark gray | Absecon Inlet |
177 | 1310-1313 | 2.95 | 98 | Very slightly glauconitic clay, occasional thin shell fragments | 5Y 3/1 very dark gray | Absecon Inlet |
178 | 1313-1320 | 5.2 | 74 | Very slightly glauconitic clay, occasional thin shell fragments, turritella spp., schaphopod | 5Y 3/2 dark olive gray | Absecon Inlet |
179 | 1320-1330 | 10.5 | 105 | Very slightly glauconitic clay, occasional thin shell fragments | 5Y 3/2 dark olive gray | Absecon Inlet |
180 | 1330-1340 | 10.2 | 102 | Very slightly glauconitic clay, occasional thin shell fragments | 5Y 3/2 dark olive gray | Absecon Inlet |
181 | 1340-1350 | 7.7 | 77 | Pyritic shelly silty clay to clay | 5Y 3/2 dark olive gray to 5Y 3/1 very dark gray | Absecon Inlet |
182 | 1350-1360 | 10.5 | 105 | Pyritic shelly silty clay to clay | 5Y 3/2 dark olive gray | Absecon Inlet |
183 | 1360-1370 | 10.6 | 106 | Pyritic shelly silty clay to clay | 5Y 3/2 dark olive gray | Absecon Inlet |
184 | 1370-1380 | 9.8 | 98 | Pyritic shelly silty clay to clay; glauconitic clay; sequence boundary at 1375 ft; clayey glauconite sand; ash marl | 5Y 3/2 dark olive gray (AI); 5Y 4/2 olive gray (upper SR); 5GY 5/1 greenish gray | Absecon Inlet/u Shark River |
185 | 1380-1390 | 10.6 | 106 | Glauconitic slightly silty clay to clay | 5Y 4/2 olive gray; 5GY 5/1 greenish gray | u Shark River |
186 | 1390-1400 | 10.25 | 103 | Glauconitic silty clay to clay | 5GY 5/1 greenish gray | u Shark River |
187 | 1400-1410 | 10.2 | 102 | Shelly glauconitic silty clay; sequence boundary at 1402.9 ft; slightly glauconitic silty clay | 5Y 4/1 olive gray; 5Y 3/2 dark olive gray | u Shark River |
188 | 1410-1420 | 9.9 | 99 | Slightly glauconitic shelly silty dry clay | 5Y 3/2 dark olive gray | u Shark River |
189 | 1420-1430 | 3.7 | 37 | Clay to glauconitic clay | 5Y 3/2 dark olive gray | u Shark River |
190 | 1430-1440 | 7.7 | 96 | Slightly glauconitic clay to clayey glauconite sand; sequence boundary at 1434.4 ft | 5Y 5/2 olive gray; 5Y 3/2 dark olive gray | u Shark River |
191 | 1438-1448 | 10 | 100 | Slightly glauconitic uniform silty clay | 5Y 5/2 olive gray | l Shark River |
192 | 1448-1453 | 5.3 | 106 | Slightly glauconitic uniform silty clay | 5Y 4/2 olive gray | l Shark River |
193 | 1453-1460 | 0.15 | 2 | Somewhat indurated silty clay | 5Y 4/2 olive gray | l Shark River |
194 | 1460-1463 | 0.4 | 13 | Porcellanitic slightly glauconitic shelly clay | 5Y 4/2 olive gray | l Shark River |
195 | 1463-1470 | 2.2 | 31 | Somewhat indurated/porcellanitic slightly glauconitic clay | 5Y 4/2 olive gray | l Shark River |
196 | 1470-1480 | 0.4 | 4 | Somewhat indurated silty clay | 5Y 4/2 olive gray | l Shark River |
197 | 1480-1484 | 0.1 | 3 | Indurated silty clay | 5Y 4/2 olive gray | l Shark River |
198 | 1484-1487 | 2.87 | 96 | Indurated clayey silt to silty clay | 5Y 6/2 light olive gray | l Shark River |
199 | 1487-1490 | 3.6 | 120 | Indurated porcellanitic clay to clayey porcellanite | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
200 | 1490-1500 | 8.5 | 85 | Indurated foraminiferal porcellanitic clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
201 | 1500-1509 | 10.43 | 116 | Indurated foraminiferal porcellanitic clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
202 | 1509-1519.3 | 8.37 | 81 | Indurated foraminiferal porcellanitic clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
203 | 1519.3-1527.5 | 6.8 | 83 | Indurated foraminiferal porcellanitic clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
204 | 1527.5-1536 | 10.5 | 124 | Indurated foraminiferal porcellanitic clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
205 | 1536-1540 | 4.2 | 105 | Indurated foraminiferal porcellanitic clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
206 | 1540-1550 | 9.6 | 96 | Indurated foraminiferal porcellanitic clay to slightly glauconitic foraminiferal clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray; 5GY 6/1 to 5GY 5/1 greenish gray | l Shark River |
207 | 1550-1560 | 10.4 | 104 | Glauconitic clay; sequence boundary at 9.0 ft; porcellanitic clay | 5Y 6/2 light olive gray; 5Y 5/2 olive gray | l Shark River |
208 | 1560-1570 | 8.7 | 87 | Indurated foraminiferal porcellanitic clay to slightly glauconitic foraminiferal clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | l Shark River |
209 | 1570-1580 | 3.5 | 70 | Glauconitic foraminiferal clay and silty clay | 5Y 6/2 light olive gray to 5Y 7/1 light gray | Shark River |
Totals: | ||||||
Recovered (ft): | 1271.14 | |||||
Drilled (ft): | 1575 | |||||
Recovery (%): | 80.71 | |||||
Median recovery (%): | 91 | |||||
Hole B | ||||||
1 | 0-2.9 | 2.9 | 100 | Soil and fill | Not recorded | Fill |
2 | 2.9-4.0 | 1.1 | 100 | Gravelly sand | Not recorded | Unnamed gravel member, Cape May |
3 | 4.0-6.0 | 2 | 100 | Sandy gravel | Not recorded | Unnamed gravel member, Cape May |
4 | 6.0-7.0 | 1 | 100 | Gravelly sand | Not recorded | Unnamed gravel member, Cape May |
5 | 7.0-8.0 | 1 | 100 | Medium-coarse quartz sand | Not recorded | Unnamed gravel member, Cape May |
6 | 8.0-9.0 | 1 | 100 | Gravelly sand | Not recorded | Unnamed gravel member, Cape May |
7 | 9.0-11.1 | 2.1 | 100 | Slightly gravelly fine-very coarse sand | Not recorded | Unnamed gravel member, Cape May |
8 | 11.1-12.25 | 1.15 | 100 | Well-sorted fine sand | Not recorded | Cape May |
9 | 12.25-13.1 | 0.85 | 100 | Sandy gravel | Not recorded | Cape May |
10 | 13.1-13.7 | 0.6 | 100 | Gravelly sand | Not recorded | Cape May |
11 | 13.7-13.9 | 0.2 | 100 | Fine sand | Not recorded | Cape May |
12 | 13.9-16.1 | 2.2 | 100 | Sandy gravel grading to gravely sand | Not recorded | Cape May |
13 | 16.1-19.4 | 3.3 | 100 | Medium sand; contact at 19.4 ft | Not recorded | Cape May |
14 | 19.4-22.7 | 3.3 | 100 | Slightly micaceous silty clay | Not recorded | Cape May |
15 | 22.7-23.4 | 0.7 | 100 | Silty fine sand | Not recorded | Cape May |
16 | 23.4-24.0 | 0.6 | 100 | Fine-medium sand | Not recorded | Cape May |
17 | 24.0-25.0 | 1 | 100 | Occasionally pebbly medium sand | Not recorded | Cape May |
18 | 25.0-25.5 | 0.5 | 100 | Fe-stained occasionally pebbly medium sand | Not recorded | Cape May |
19 | 25.5-27.0 | 1.5 | 100 | Occasionally pebbly medium sand | Not recorded | Cape May |
20 | 27.0-29.0 | 2 | 100 | Medium sand | 2.5Y 8/2 pale yellow | Cape May |
21 | 29.0-30.0 | 1 | 100 | Medium-coarse sand | 5YR 5/8 yellowish red | Cape May |
22 | 30-30.5 | 0.5 | 100 | Gravelly sand | Not recorded | Cape May |
23 | 30.5-34.0 | 3.5 | 100 | Medium-very coarse sand | Not recorded | Cape May |
24 | 34.0-38.0 | 4 | 100 | Medium sand | 2.5Y 8/2 pale yellow | Cape May |
25 | 38.0-39.0 | 1 | 100 | Medium sand | 5YR 5/8 yellowish red | Cape May |
26 | 39.0-49.0 | 10 | 100 | Medium-coarse sand | 2.5Y 8/2 pale yellow | Cape May |
27 | 49.0-51.0 | 2 | 100 | Silty micaceous fine sand | 2.5Y 7/8 yellow | Cape May |
28 | 51.0-51.8 | 0.8 | 100 | Fine-coarse sand | Brownish yellow | Cape May |
29 | 51.8-61.0 | 9.2 | 100 | Coarse-very coarse sand | Not recorded | Cape May |
30 | 61.0-73.0 | 12 | 100 | Medium-very coarse sand | Not recorded | Cape May |
Totals | ||||||
Recovered (ft): | 73 | |||||
Drilled (ft): | 73 | |||||
Recovery (%): | 100 | |||||
Median recovery (%): | 100 |
Note: AI = Absecon Inlet, SR = Shark River.