Location: | Caplen Oil Field, Galveston County, TX Latitude N29°30'48.85" Longitude W94°34'23.20" Water depth 0.44 m Length recovered 0.60 m Date obtained 06/19/2000 Date described 08/22/00 |
0-20 cm | Organic Mud Olive black (5Y2/1) Root mat: 40% 1 mm, 60% fibrous Section becomes more compact (spongy) toward bottom
* distinct contact |
20-37.5 cm | Mud Dark gray (N3) to med. dark gray (N4) with depth Section becomes lighter toward bottom with light greenish gray (5GY 6/1) mottling and organic mottling - grayish black (N2) More mottled and less rooted than above section Roots: less than or equal to 10% 1 mm, 90% fibrous (random, but more concentrated toward top of section)
* gradational contact |
37.5-45 cm | Mud Med. - Med. dark gray (N4) Matrix is med. dark gray (N4) with abundant light greenish gray (5GY 6/1) mottling, v. little organic mottling Roots: less than or equal to 1mm (random)
* gradational contact |
45-57 cm | Sandy Mud Medium gray (N5) and light greenish gray (5GY 6/1) Mottling with some iron staining, moderately light brown (5YR 4/5) and moderate brown (5YR 3/4) mottling concentrate between 44-49 cm Grayish black (N2) organic mottling disseminated with a larger vertical patch 53-55 cm V. fine-grained sand Roots: less than or equal to 1mm (random)
* gradational contact |
57-71 cm | Sandy Mud Light olive gray (5GY 6/1) and light greenish gray (5GY 6/1) Less mottling and more iron staining than 45-57 cm Iron-stained organic remains Ð moderately light brown (5YR 4/5) and moderate brown (5YR 3/4) mottling concentrated toward bottom of section - although 0.5 mm diameter mottles slightly disseminated V. fine-grained sand Roots: less than or equal to 1 mm (random)
* gradational contact (except right side) |
71-73 cm | Mud and Sand Medium olive gray (5Y 5/1) Left side of core is sandy mud, right side is muddy sand |