Run
|
Date (2000)
|
Cored interval (ft)
|
Run length (ft)
|
Recovered (ft)
|
Recovery (%)
|
Primary lithology
|
Formation
|
---|---|---|---|---|---|---|---|
1 | 12 May | 5-10 | 5.0 | 3.65 | 73 | Sand; 2.2-ft contact, sandy silty clay | Omar |
2 | 12 May | 10-15 | 5.0 | 4.20 | 84 | Fine-very fine sand and clay | Omar |
3 | 12 May | 15-20 | 5.0 | 3.60 | 72 | Fine-very fine sand and clay | Omar |
4 | 12 May | 20-30 | 10.0 | 6.30 | 63 | Very fine sand and silty clay; shell layer | Omar |
5 | 12 May | 30-40 | 10.0 | 9.20 | 92 | Peaty clay; very fine-coarse sand at top | Omar |
6 | 12 May | 40-50 | 10.0 | 1.65 | 17 | Peaty clay | Omar |
7 | 13 May | 50-57 | 7.0 | 5.40 | 77 | Clay grading down to sand; 52.9-ft contact; very coarse sand below | Omar/Beaverdam |
8 | 13 May | 57-60 | 3.0 | 1.60 | 53 | Coarse-very coarse sand | Beaverdam |
9 | 13 May | 60-70 | 10.0 | 1.65 | 17 | Fine-coarse sand | Beaverdam |
10 | 13 May | 70-72 | 2.0 | 1.65 | 83 | Fine-coarse sand with clay interbeds | Beaverdam |
11 | 13 May | 72-75 | 3.0 | 2.50 | 83 | Medium sand; very coarse sand | Beaverdam |
12 | 13 May | 75-80 | 5.0 | 0.00 | 0 | ? | Beaverdam |
13 | 13 May | 80-85 | 5.0 | 1.25 | 25 | Coarse-very coarse sand with clay interbeds | Beaverdam |
14 | 14 May | 85-87 | 2.0 | 1.85 | 93 | Coarse sand with clay interbeds | Beaverdam |
15 | 14 May | 87-90 | 3.0 | 2.60 | 87 | Medium-very coarse sand | Beaverdam |
16 | 14 May | 90-91 | 1.0 | 2.00 | 200 | Fine-very coarse poorly sorted sand | Beaverdam |
17 | 14 May | 91-94 | 3.0 | 2.00 | 67 | Coarse sand; fine-medium sand | Beaverdam |
18 | 14 May | 94-97 | 3.0 | 2.75 | 92 | Medium-coarse sand | Beaverdam |
19 | 14 May | 97-100 | 3.0 | 0.70 | 23 | Coarse sand | Beaverdam |
20 | 14 May | 100-105 | 5.0 | 4.00 | 80 | Fine-medium sand | Beaverdam |
21 | 15 May | 105-110 | 5.0 | 3.70 | 74 | Coarse-very coarse sand; medium-fine sand | Beaverdam |
22 | 15 May | 110-115 | 5.0 | 4.30 | 86 | Medium-coarse sand | Beaverdam |
23 | 15 May | 115-120 | 5.0 | 3.40 | 68 | Medium sand; 117.5-ft contact; laminated clay and sand | Beaverdam/Bethany |
24 | 15 May | 120-125 | 5.0 | 0.40 | 8 | Fine-medium sand | Bethany |
25 | 15 May | 125-130 | 5.0 | 5.90 | 118 | Medium-coarse silty sand | Bethany |
26 | 15 May | 130-135 | 5.0 | 3.30 | 66 | Medium, poorly sorted sand | Bethany |
27 | 15 May | 135-140 | 5.0 | 4.10 | 82 | Medium-coarse sand | Bethany |
28 | 15 May | 140-145 | 5.0 | 4.70 | 94 | Medium-coarse sand | Bethany |
29 | 15 May | 145-150 | 5.0 | 3.45 | 69 | Fine-coarse sand, clay interbeds | Bethany |
30 | 15 May | 150-155 | 5.0 | 1.40 | 28 | Fine-medium silty sand | Bethany |
31 | 16 May | 155-160 | 5.0 | 4.80 | 96 | Clayey silty fine sand | Bethany |
32 | 16 May | 160-170 | 10.0 | 6.22 | 62 | Very fine-fine sand, clayey silt laminae | Bethany |
33 | 16 May | 170-175 | 5.0 | 3.80 | 76 | Very fine-coarse sand | Bethany |
34 | 16 May | 175-176.5 | 1.5 | 1.50 | 100 | Fine-coarse sands | Bethany |
35 | 16 May | 176.5-180 | 3.5 | 1.60 | 46 | Very fine-fine well-sorted sand | Bethany |
36 | 16 May | 180-185 | 5.0 | 5.00 | 100 | Very fine-fine sand; contact at 180.85 ft; silty clay, sand, and silt | Bethany |
37 | 16 May | 185-190 | 5.0 | 5.30 | 106 | Very fine-fine sand | Bethany |
38 | 16 May | 190-195 | 5.0 | 4.50 | 90 | Very fine and to silt; silty clay | Bethany |
39 | 16 May | 195-205 | 10.0 | 8.70 | 87 | Very fine-fine sand; clay lens; 197.4-ft contact | Bethany/Manokin |
40 | 17 May | 205-210 | 5.0 | 4.90 | 98 | Very fine-fine silty lignitic sand | Manokin |
41 | 19 May | 210-215 | 5.0 | 0.00 | 0 |
|
Manokin |
42 | 19 May | 215-220 | 5.0 | 4.90 | 98 | Indurated sandstone; very fine-fine sand; clay stringers | Manokin |
43 | 19 May | 220-229 | 9.0 | 7.15 | 79 | Interbedded poorly sorted medium-very fine, fine-very fine, fine-coarse, fine-medium, coarse-fine sand; occasionally lignitic | Manokin |
44 | 19 May | 229-234 | 5.0 | 2.90 | 58 | Fine-very coarse lignitic sand | Manokin |
45 | 19 May | 234-240 | 6.0 | 2.80 | 47 | Fine-very coarse sand | Manokin |
46 | 20 May | 240-245 | 5.0 | 2.00 | 40 | Medium-coarse sand | Manokin |
47 | 20 May | 245-250 | 5.0 | 0.10 | 2 | Medium-coarse sand | Manokin |
48 | 20 May | 250-253.5 | 3.5 | 2.60 | 74 | Fine-medium sand | Manokin |
49 | 20 May | 253.5-260 | 6.5 | 0.00 | 0 |
|
Manokin |
50 | 20 May | 260-263 | 3.0 | 1.30 | 43 | Fine-medium sand | Manokin |
51 | 20 May | 263-266 | 3.0 | 1.55 | 52 | Very fine-fine sand | Manokin |
52 | 20 May | 266-270 | 4.0 | 1.60 | 40 | Fine-very coarse sand | Manokin |
53 | 21 May | 270-275 | 5.0 | 0.00 | 0 |
|
Manokin |
54 | 21 May | 275-277.5 | 2.5 | 1.65 | 66 | Medium-coarse sand | Manokin |
55 | 21 May | 277.5-285 | 7.5 | 2.15 | 29 | Fine-medium sand | Manokin |
56 | 21 May | 285-288 | 3.0 | 2.45 | 82 | Fine grading down to fine-medium to medium sand | Manokin |
57 | 21 May | 288-292 | 4.0 | 1.45 | 36 | Medium grading to fine sand | Manokin |
58 | 21 May | 292-294 | 2.0 | 1.85 | 93 | Medium-coarse sand; very coarse pebbly sand | Manokin |
59 | 21 May | 294-297 | 3.0 | 0.80 | 27 | Pebbles (caved) over clay contact (294.1 ft) sand | Manokin |
60 | 21 May | 297-300 | 3.0 | 0.10 | 3 | Fine? sand | Manokin |
61 | 22 May | 300-305 | 5.0 | 3.70 | 74 | Medium grading to fine well-sorted sand | Manokin |
62 | 22 May | 305-310 | 5.0 | 4.00 | 80 | Fine-medium well-sorted sand | Manokin |
63 | 22 May | 310-312.5 | 2.5 | 1.55 | 62 | Fine-medium well-sorted sand | Manokin |
64 | 22 May | 312.5-320 | 7.5 | 6.37 | 85 | Fine-medium well-sorted sand; lignitic clay | Manokin |
65 | 22 May | 320-324 | 4.0 | 2.00 | 50 | Fine-medium to fine sand | Manokin |
66 | 22 May | 324-330 | 6.0 | 5.45 | 91 | Fine-medium sand | Manokin |
67 | 22 May | 330-340 | 10.0 | 4.75 | 48 | Fine-medium sand | Manokin |
68 | 23 May | 340-350 | 10.0 | 0.00 | 0 |
|
Manokin |
69 | 23 May | 350-355 | 5.0 | 3.55 | 71 | Fine-medium sand | Manokin |
70 | 23 May | 355-360 | 5.0 | 2.90 | 58 | Fine-medium sand | Manokin |
71 | 23 May | 360-365 | 5.0 | 4.10 | 82 | Fine-medium sand | Manokin |
72 | 23 May | 365-370 | 5.0 | 4.30 | 86 | Fine-medium sand | Manokin |
73 | 23 May | 370-375 | 5.0 | 3.15 | 63 | Clayey fine-medium sand | Manokin |
74 | 23 May | 375-380 | 5.0 | 4.55 | 91 | Shelly clayey fine-medium sand | Manokin |
75 | 23 May | 380-385 | 5.0 | 4.40 | 88 | Shelly clayey fine-medium sand | Manokin |
76 | 23 May | 385-390 | 5.0 | 4.45 | 89 | Shelly clayey fine-medium sand | Manokin |
77 | 23 May | 390-395 | 5.0 | 3.10 | 62 | Shelly clayey fine-medium sand | Manokin |
78 | 23 May | 395-400 | 5.0 | 3.10 | 62 | Shelly clayey fine-medium sand | Manokin |
79 | 24 May | 400-405 | 5.0 | 3.30 | 66 | Shelly clayey fine-medium sand | Manokin |
80 | 24 May | 405-410 | 5.0 | 4.65 | 93 | Shelly clayey fine-medium sand | Manokin |
81 | 24 May | 410-415 | 5.0 | 4.05 | 81 | Shelly clayey fine sand | Manokin |
82 | 24 May | 415-420 | 5.0 | 4.20 | 84 | Shelly clayey fine sand | Manokin |
83 | 24 May | 420-425 | 5.0 | 3.55 | 71 | Shelly clayey fine sand | Manokin |
84 | 24 May | 425-430 | 5.0 | 4.25 | 85 | Shelly clayey fine sand | Manokin |
85 | 24 May | 430-440 | 10.0 | 10.40 | 104 | Shelly clayey fine sand | Manokin |
86 | 24 May | 440-450 | 10.0 | 10.25 | 103 | Very fine sandy silt/clay; 449.4-ft contact | Manokin/St. Marys |
87 | 24 May | 450-460 | 10.0 | 9.95 | 100 | Slightly silty clay | St. Marys |
88 | 24 May | 460-470 | 10.0 | 6.70 | 67 | Slightly silty clay | St. Marys |
89 | 24 May | 470-480 | 10.0 | 9.15 | 92 | Slightly silty clay | St. Marys |
90 | 25 May | 480-485 | 5.0 | 5.10 | 102 | Slightly silty clay | St. Marys |
91 | 25 May | 485-490 | 5.0 | 5.22 | 104 | Slightly silty clay | St. Marys |
92 | 25 May | 490-500 | 10.0 | 9.50 | 95 | Slightly silty clay | St. Marys |
93 | 25 May | 500-510 | 10.0 | 10.15 | 102 | Slightly silty clay | St. Marys |
94 | 25 May | 510-516 | 6.0 | 5.65 | 94 | Slightly silty clay | St. Marys |
95 | 25 May | 516-520 | 4.0 | 0.20 | 5 | Indurated layer | St. Marys |
96 | 25 May | 520-523 | 3.0 | 3.60 | 120 | Glauconite sandy clay | St. Marys |
97 | 25 May | 523-530 | 7.0 | 7.30 | 104 | Indurated layer with silty clay below | St. Marys |
98 | 26 May | 530-540 | 10.0 | 10.35 | 104 | Slightly silty laminated clay | St. Marys |
99 | 26 May | 540-550 | 10.0 | 10.45 | 105 | Slightly silty laminated clay/glauconite at base | St. Marys |
100 | 26 May | 550-558.5 | 8.5 | 8.85 | 104 | Glauconite sandy clay/clay; contact at 557.7 ft | St. Marys |
101 | 26 May | 558.5-560 | 1.5 | 1.20 | 80 | Slightly silty clay | St. Marys |
102 | 26 May | 560-570 | 10.0 | 10.05 | 101 | Slightly silty clay | St. Marys |
103 | 26 May | 570-573.5 | 3.5 | 3.40 | 97 | Medium sand and shell bed | St. Marys |
104 | 26 May | 573.5-580 | 6.5 | 1.70 | 26 | Indurated sandy shell bed; 575.2-ft contact | St. Marys/Choptank |
105 | 26 May | 580-581 | 1.0 | 1.00 | 100 | Fine to medium sand | Choptank |
106 | 26 May | 581-588 | 7.0 | 6.70 | 96 | Conglomerate and muddy sand | Choptank |
107 | 27 May | 588-593 | 5.0 | 1.85 | 37 | Interbedded sand and clay | Choptank |
108 | 27 May | 593-600 | 7.0 | 7.15 | 102 | Medium sand | Choptank |
109 | 27 May | 600-610 | 10.0 | 9.15 | 92 | Medium sand | Choptank |
110 | 27 May | 610-615 | 5.0 | 6.05 | 121 | Medium sand | Choptank |
111 | 27 May | 615-616.7 | 1.7 | 1.15 | 68 | Medium sand | Choptank |
112 | 27 May | 616.7-620 | 3.3 | 1.11 | 34 | Medium sand | Choptank |
113 | 27 May | 620-630 | 10.0 | 9.95 | 100 | Medium sand | Choptank |
114 | 27 May | 630-638 | 8.0 | 6.95 | 87 | Medium sand | Choptank |
115 | 27 May | 638-645 | 7.0 | 6.75 | 96 | Medium sand | Choptank |
116 | 28 May | 645-649 | 4.0 | 3.30 | 83 | Shelly sand/shell bed | Choptank |
117 | 28 May | 649-656 | 7.0 | 5.35 | 76 | Medium sand/cemented at base | Choptank |
118 | 28 May | 656-660 | 4.0 | 3.80 | 95 | Medium sand | Choptank |
119 | 28 May | 660-670 | 10.0 | 2.30 | 23 | Medium sand/cemented | Choptank |
120 | 28 May | 670-680 | 10.0 | 10.30 | 103 | Laminated sand and silt | Choptank |
121 | 28 May | 680-690 | 10.0 | 7.15 | 72 | Laminated sand and silt | Choptank |
122 | 28 May | 690-692 | 2.0 | 4.75 | 238 | Laminated sand and silt/cemented at base | Choptank |
123 | 28 May | 692-700 | 8.0 | 2.10 | 26 | Medium sand/cemented at top | Choptank |
124 | 28 May | 700-710 | 10.0 | 9.45 | 95 | Laminated sand and silt | Choptank |
125 | 28 May | 710-720 | 10.0 | 9.45 | 95 | Laminated sand and silt | Choptank |
126 | 29 May | 720-726 | 6.0 | 5.05 | 84 | Laminated sand and silt | Choptank |
127 | 29 May | 726-730 | 4.0 | 4.30 | 108 | Laminated sand and silt | Choptank |
128 | 29 May | 730-740 | 10.0 | 8.25 | 83 | Laminated sand and silt | Choptank |
129 | 29 May | 740-750 | 10.0 | 9.90 | 99 | Laminated sand and silt | Choptank |
130 | 29 May | 750-760 | 10.0 | 10.20 | 102 | Laminated sand and silt | Choptank |
131 | 29 May | 760-770 | 10.0 | 9.75 | 98 | Laminated sand and silt/very fine sand | Choptank |
132 | 29 May | 770-776.5 | 6.5 | 6.30 | 97 | Shelly sand | Choptank |
133 | 29 May | 776.5-780 | 3.5 | 2.60 | 74 | Shelly sand with hard zones | Choptank |
134 | 30 May | 780-790 | 10.0 | 7.90 | 79 | Medium-fine sand; hard zone; gravelly, slightly shelly sand | Choptank |
135 | 30 May | 790-792 | 2.0 | 1.70 | 85 | Medium-fine sand; hard zone | Choptank |
136 | 30 May | 792-792.5 | 0.5 | 0.50 | 100 | Indurated; sandy molluscan packstone | Choptank |
137 | 30 May | 792.5-800 | 7.5 | 3.60 | 48 | Sandy molluscan packstone/fine sand | Choptank |
138 | 30 May | 800-805 | 5.0 | 4.55 | 91 | Fine-medium well-sorted sand | Choptank |
139 | 30 May | 805-807 | 2.0 | 0.20 | 10 | Sandstone | Choptank |
140 | 30 May | 807-810 | 3.0 | 1.10 | 37 | Sandstone and fine sands | Choptank |
141 | 30 May | 810-819 | 9.0 | 4.80 | 53 | Sandstone and fine sands | Choptank |
142 | 31 May | 819-829.3 | 10.3 | 6.10 | 60 | Sandstone and clayey sandy silt; 819.9-ft contact | Choptank/Calvert |
143 | 31 May | 829.25-839.5 | 10.3 | 8.70 | 85 | Sandy silt scattered shell fragments | Calvert |
144 | 31 May | 839.5-849.75 | 10.3 | 10.36 | 101 | Clayey sandy silt | Calvert |
145 | 31 May | 849.75-851.75 | 2.0 | 2.00 | 100 | Sandy silt; indurated zone at base | Calvert |
146 | 31 May | 851.75-860 | 8.3 | 8.40 | 102 | Sandy clayey silt; indurated at top | Calvert |
147 | 31 May | 860-870 | 10.0 | 10.00 | 100 | Very fine sandy silt; slightly micaceous; rare shell fragments and foraminifers | Calvert |
148 | 31 May | 870-880 | 10.0 | 10.17 | 102 | Very slightly sandy silt; bioturbated; rare shell fragments; faint layering | Calvert |
149 | 1 Jun | 880-889 | 9.0 | 8.70 | 97 | Silt to sandy silt; rare shells; shell concentration at base; bioturbated throughout | Calvert |
150 | 1 Jun | 889-899 | 10.0 | 9.75 | 98 | Shelly fine to medium sand | Calvert |
151 | 1 Jun | 899-900 | 1.0 | 1.20 | 120 | Medium to coarse massive quartz sand, shell fragments | Calvert |
152 | 1 Jun | 900-910 | 10.0 | 5.85 | 59 | 0-0.8 ft = medium quartz sand; 0.8-2.45 ft = interlayered sand and calcite-cemented sand; 2.45-5.85 ft = medium quartz sand | Calvert |
153 | 1 Jun | 910-911.35 | 1.4 | 0.85 | 63 | Medium quartz sand with shell fragments; calcite-cemented sand at base | Calvert |
154 | 1 Jun | 911.35-920 | 8.6 | 2.65 | 31 | Calcite-cemented medium quartz sand with shell fragments | Calvert |
155 | 2 Jun | 920-930 | 10.0 | 7.50 | 75 | 0-6.6 ft = medium quartz sand with abundant shells and fragments with calcite-cemented intervals (2.2, 2.4-3, and parts of 4.1-6.6 ft); 6.6-7.5 ft = laminated clay/silt with sand and clay burrows | Calvert |
156 | 2 Jun | 930-940 | 10.0 | 2.40 | 24 | 0-1.65 ft = silty sand with shells; 1.65-1.9 ft = silty sand; 1.9-2.4 ft = calcite-cemented sand | Calvert |
157 | 2 Jun | 940-945 | 5.0 | 4.50 | 90 | 0-0.65 ft = clayey medium quartz sand; 0.5-0.9 ft = clay-infilled burrow (20 mm wide); 0.65-3.3 ft = clayey to silty shelly quartz sand with phosphate; 3.3-ft contact; 3.3-4.5 ft = clayey to silty quartz sand with shell horizons | Calvert |
158 | 2 Jun | 945-953.5 | 8.5 | 7.60 | 89 | 0-0.3 ft = calcite-cement SS; 0.3-0.6 ft = silty clayey sand; 0.6-1.9 ft = fine-medium sand with shells, etc.; 1.9-5.53 ft = interbedded laminated silt, sandy silt, cross-laminated silt, sand; 5.53-7.6 ft = silty sand, coarsening upward, no bedding, shelly intervals | Calvert |
159 | 2 Jun | 953.5-960 | 6.5 | 4.95 | 76 | 0-1.4 ft = sand to clayey sand with shell hash at 0.5-0.65 ft; 1.4-2.75 ft = cemented shell hash/sandstone; 2.75-4.95 ft = calcareous silty sand with shell fragments at 3.7-3.9 ft | Calvert |
160 | 2 Jun | 960-970 | 10.0 | 9.80 | 98 | 0-4.4 ft = very sandy clayey silt, cross-laminated to 2.3 ft; 4.4-4.7 ft = silt; 5.5-5.7 ft grades to sand silt; 5.7-9.8 ft = bioturbated silt and sandy silt | Calvert |
161 | 2 Jun | 970-980 | 10.0 | 7.40 | 74 | 0-7.4 ft = very fine to fine sand, clayey and silty to 1.1 ft, silty below; a few laminations | Calvert |
162 | 3 Jun | 980-982 | 2.0 | 1.50 | 75 | 0-1.3 ft = slightly silty fine to medium sand with shells; 1.3-1.5 ft = calcite-cemented sandstone with shells | Calvert |
163 | 3 Jun | 982-990 | 8.0 | 6.40 | 80 | 0-0.5, 1.6-3, and 4.6-5.85 ft = calcite-cemented sandstone with shells; 0.5-1.6 and 5.85-6.4 ft = silty sand with shells and fragments; 3-4.6 ft = shelly sand with interbedded silt | Calvert |
164 | 3 Jun | 990-1000 | 10.0 | 6.55 | 66 | 0-1.55, 2.5-3.9, 4.8-6.2, and 6.2-6.55 ft = shelly silty sand; 1.55-2.5 and 3.9-4.8 ft = calcite-cemented sand with shell layers | Calvert |
165 | 3 Jun | 1000-1010 | 10.0 | 7.40 | 74 | 0-1.2 ft = interbedded silt sand and laminated silt; 1.2-7.4 ft = silty sand with zones of increased silt contact and faint laminae | Calvert |
166 | 3 Jun | 1010-1020 | 10.0 | 9.80 | 98 | 0-2.4 and 7-9.8 ft = sand, occasionally silty, scattered shells; 2.4-7 ft = siltier sands in places, laminae more pronounced; 7.9-8 ft = shell hash laminae | Calvert |
167 | 3 Jun | 1020-1030 | 10.0 | 9.05 | 91 | Fine well-sorted sand, slightly silty, scattered shell fragments, siltier intervals show laminae, a few burrows | Calvert |
168 | 3 Jun | 1030-1040 | 10.0 | 8.10 | 81 | 0-5.1 ft = fine quartz sand, slightly silty, rare shell fragments, scattered laminae/cross-laminae; 5.1-8.5 ft = sand interlaminated with silt and very fine sand, cross-laminations and ripples, sand content increases downcore | Calvert |
169 | 4 Jun | 1040-1047.5 | 7.5 | 7.20 | 96 | Slightly silty well-sorted fine sand, laminated to thinly bedded, scattered shells throughout, shells concentrated and more homogeneous sediment (less laminated) below 6.4 ft | Calvert |
170 | 4 Jun | 1047.5-1055 | 7.5 | 7.95 | 106 | 0-3.35 ft = laminated silt and very fine sand, scattered shells and burrows; 3.35-5.1 ft = very fine/fine silty sand, shells, bioturbated; 5.1-7 ft = burrowed silt, very slightly clayey; 7-7.95 ft = clayey | Calvert |
171 | 4 Jun | 1055-1057 | 2.0 | 1.35 | 68 | Silty very fine sand, burrows, very fine laminae | Calvert |
172 | 4 Jun | 1057-1060 | 3.0 | 3.70 | 123 | 0-0.8 ft = calcite-cemented sandstone with green conchoidal fracture, very fine, burrowed; 0.8-3.7 ft = sand, interlaminated fine and very fine, both silty, lamination often obscured by bioturbation | Calvert |
173 | 4 Jun | 1060-1070 | 10.0 | 5.25 | 53 | Silty very fine sand, laminae/cross-laminae, scattered shell fragments, below 2.8 ft laminae are disturbed by burrowing | Calvert |
174 | 4 Jun | 1070-1077 | 7.0 | 6.70 | 96 | Very silty very fine sand, bioturbated, faint laminae throughout | Calvert |
175 | 12 Jun | 1077-1080 | 3.0 | 2.90 | 97 | Laminated (fine) sandy clayey silt; occasional rare small (<1 cm) shell fragments | Calvert |
176 | 12 Jun | 1080-1090 | 10.0 | 10.00 | 100 | Laminated fine sandy clayey silt; small shell fragments increase downsection | Calvert |
177 | 12 Jun | 1090-1100 | 10.0 | 10.30 | 103 | Laminated fine sandy clayey silt; small shell fragments, sand size shell fragments common | Calvert |
178 | 12 Jun | 1100-1110 | 10.0 | 10.50 | 105 | Laminated fine sandy clayey silt; becoming silty fine sand in lower foot | Calvert |
179 | 13 Jun | 1110-1120 | 10.0 | 10.45 | 105 | Silty fine sand fines downcore to a sandy clayey silt by 2.5 ft | Calvert |
180 | 13 Jun | 1120-1130 | 10.0 | 10.30 | 103 | Sandy silt, rare small thin shell fragments, large foraminifers visible | Calvert |
181 | 13 Jun | 1130-1140 | 10.0 | 10.55 | 106 | Sandy silt, sandier and shellier in the upper 3.5 ft, clay increases in the lower 2 ft | Calvert |
182 | 13 Jun | 1140-1150 | 10.0 | 10.60 | 106 | Dark gray laminated silt with clay; trace shell fragments | Calvert |
183 | 13 Jun | 1150-1153.5 | 3.5 | 2.55 | 73 | Dark gray laminated silt with clay; trace shell fragments; over glauconitic quartz. Sand with silt; sequence boundary at 1154 ft | Calvert |
184 | 13 Jun | 1153.5-1160 | 6.5 | 2.85 | 44 | Medium to coarse quartz sand with thick shell fragments | Calvert |
185 | 14 Jun | 1160-1165 | 5.0 | 0.15 | 3 | Medium-coarse quartz sand | Calvert |
186 | 14 Jun | 1165-1170 | 5.0 | 4.65 | 93 | Coarse quartz sand | Calvert |
187 | 14 Jun | 1170-1175 | 5.0 | 2.25 | 45 | Fine-coarse quartz silty sand | Calvert |
188 | 14 Jun | 1175-1180 | 5.0 | 4.50 | 90 | Fine-coarse quartz silty sand | Calvert |
189 | 14 Jun | 1180-1190 | 10.0 | 7.50 | 75 | Fine-coarse quartz silty sand | Calvert |
190 | 15 Jun | 1190-1200 | 10.0 | 0.00 | 0 |
|
|
191 | 15 Jun | 1200-1201 | 1.0 | 4.30 | 430 | Fine-coarse quartz silty sand | Calvert |
192 | 15 Jun | 1201-1210 | 9.0 | 0.00 | 0 |
|
|
193 | 15 Jun | 1210-1220 | 10.0 | 7.90 | 79 | Very muddy/silty sand, scattered shells | Calvert |
194 | 15 Jun | 1220-1230 | 10.0 | 10.45 | 105 | Very muddy/silty sand, shelly; silt | Calvert |
195 | 15 Jun | 1230-1237.5 | 7.5 | 7.60 | 101 | Slightly sandy silt, shelly | Calvert |
196 | 16 Jun | 1237.5-1240 | 2.5 | 2.50 | 100 | Indurated, sandy silt; slightly sandy, clayey silt | Calvert |
197 | 16 Jun | 1240-1250 | 10.0 | 10.20 | 102 | Sandy silt | Calvert |
198 | 16 Jun | 1250-1260 | 10.0 | 9.70 | 97 | Sandy silt | Calvert |
199 | 16 Jun | 1260-1270 | 10.0 | 10.30 | 103 | Sandy silt | Calvert |
200 | 16 Jun | 1270-1280 | 10.0 | 9.40 | 94 | Sandy silt | Calvert |
201 | 16 Jun | 1280-1290 | 10.0 | 10.50 | 105 | Sandy silt, with few sand stringers | Calvert |
202 | 17 Jun | 1290-1300 | 10.0 | 10.40 | 104 | Sandy or clayey silt; shell bed | Calvert |
203 | 17 Jun | 1300-1310 | 10.0 | 10.55 | 106 | Silt, shelly | Calvert |
204 | 17 Jun | 1310-1320 | 10.0 | 8.90 | 89 | Silt; phosphatic shelly silt; cemented sand; silt | Calvert |
205 | 17 Jun | 1320-1320.3 | 0.3 | 0.30 | 100 | Sandy silt with glauconite sand-filled burrows | Calvert |
206 | 17 Jun | 1320.3-1330 | 9.7 | 5.60 | 58 | Siltstone; silt, slightly glauconitic | Calvert |
207 | 18 Jun | 1330-1340 | 10.0 | 10.05 | 101 | Clayey silt, slightly glauconitic | Calvert |
208 | 18 Jun | 1340-1350 | 10.0 | 10.25 | 103 | Sandy silt becoming silty sand, slightly glauconitic | Calvert |
209 | 18 Jun | 1350-1360 | 10.0 | 10.45 | 105 | Silty sand, slightly glauconitic | Calvert |
210 | 18 Jun | 1360-1370 | 10.0 | 10.10 | 101 | Silty sand/sandy silt, slightly glauconitic, thinly laminated | Calvert |
211 | 18 Jun | 1370-1380 | 10.0 | 10.50 | 105 | Silty sand/sandy silt, slightly glauconitic, thinly laminated | Calvert |
212 | 18 Jun | 1380-1390 | 10.0 | 10.40 | 104 | Slightly sandy silt, slightly glauconitic, thinly laminated | Calvert |
213 | 19 Jun | 1390-1400 | 10.0 | 10.55 | 106 | Slightly sandy silt, slightly glauconitic, thinly laminated | Calvert |
214 | 19 Jun | 1400-1410 | 10.0 | 10.45 | 105 | Slightly sandy silt, slightly glauconitic, thinly laminated | Calvert |
215 | 19 Jun | 1410-1420 | 10.0 | 9.90 | 99 | Silt, slightly glauconitic, thinly laminated, burrowed | Calvert |
216 | 19 Jun | 1420-1429 | 9.0 | 8.30 | 92 | Glauconitic silt; 1420-ft contact; clay | Calvert/ Unnamed |
217 | 19 Jun | 1429-1437 | 8.0 | 7.30 | 91 | Glauconitic silt; contact zone = 1430.6-1431.35 ft; sequence boundary at 1430.5 ft; silty clay | Unnamed |
218 | 20 Jun | 1437-1440 | 3.0 | 0.00 | 0 |
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Unnamed |
219 | 20 Jun | 1445-1450 | 5.0 | 3.75 | 75 | Silty clay | Unnamed |
220 | 20 Jun | 1445-1450 | 5.0 | 6.50 | 130 | Silty clay/clayey silt | Unnamed |
221 | 20 Jun | 1450-1454 | 4.0 | 3.45 | 86 | Glauconitic clay/clayey glauconite sand | Unnamed |
222 | 20 Jun | 1454-1460 | 6.0 | 6.20 | 103 | Glauconite sand; sequence boundary at 1454.5 ft; glauconitic clay; glauconitic sand | Unnamed |
223 | 20 Jun | 1460-1470 | 10.0 | 7.95 | 80 | Clay glauconite sand; sequence boundary at 1465.7 ft; foraminiferal clay | Unnamed |
Bethany Beach coring totals: | 1465.0 | 1166.5 | 79.6 |
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