RGS9913-005GKK (core, gravity)
0-4 cm (core, gravity)
Description | 0-4cm. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
4-22 cm (core, gravity)
Description | 4-22cm. Smear slide at 5cm. Dark gray clayey siliciclastic (mostly feldspar) silt and sand with traces of diatoms, silicoflagellates, radiolarians, sponge spicules and plant material. Trace undiff. Calcite may be foram fragment. |
Temporal | |
Lithology | |
Topic |
22-25 cm (core, gravity)
Description | 22-25cm. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
25-47 cm (core, gravity)
Description | 25-47cm. Smear slides at 28 and 36cm. Dark gray clayey siliciclastic silt and sand with darker gray beds and lenses of clean, relatively well sorted, siliciclastic silty sand. Finer grained sediment contains traces of siliceous microfossils. |
Temporal | |
Lithology | |
Topic |
47-50 cm (core, gravity)
Description | 47-50cm. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
50-72 cm (core, gravity)
Description | 50-72cm. Smear slide at 70cm. Mixed dark gray and lighter dark gray layers of coarse siliciclastic sand and finer grained sediment. Traces siliceous microfossils. Trace foraminifers; includes a benthic fragment. Feldspar predominates in siliciclastics. |
Temporal | |
Lithology | |
Topic |
72-75 cm (core, gravity)
Description | 72-75cm. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
75-87 cm (core, gravity)
Description | 75-87cm. Smear slides at 70, 78 and 84cm. Dark gray silty, sandy clay with stringers, pockets and lenses of clean, well sorted, siliciclastic sand. Traces diatoms in more clayey zones. Somewhat arbitrary lower contact. Fewer silt/sand lenses, below. |
Temporal | |
Lithology | |
Topic |
87-93 cm (core, gravity)
Description | 87-93cm. Smear slide at 90cm. Dark gray diatom clay with burrow fills of siliciclastic silt and sand. Undulating lower color contact. |
Temporal | |
Lithology | |
Topic |
93-97 cm (core, gravity)
Description | 93-97cm. Smear slide at 95cm. Mixed, dark gray, diatom clay and siliciclastic sand and silt. Silicogflagellates, sponge spicules and shell fragments present. |
Temporal | |
Lithology | |
Topic |
97-100 cm (core, gravity)
Description | 97-100cm. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
100-120 cm (core, gravity)
Description | 100-122cm. Smear slides at 101 and 120cm. Dark gray diatom clay with well defined, large lens of coarser siliciclastic sand. Trace rads., sponge spicules, silicoflagels.and plant material. Pyrite in diatom frustules. Sand lens has a sharp lower contact. |
Temporal | |
Lithology | |
Topic |
120-125 cm (core, gravity)
Description | 122-125Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
125-147 cm (core, gravity)
Description | 125-147cm. Smear slide at 138cm. Dark gray to dark greenish gray diatom/calcareous clay. Diatoms to 25%. Traces sponge spicules, silicoflagellates and foraminifers. Some large quartz and feldspar grains. |
Temporal | |
Lithology | |
Topic |
147-150 cm (core, gravity)
Description | 147-150cm. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
150-172 cm (core, gravity)
Description | 150-172cm. Smear slide at 155cm. Dark gray to dark greenish gray fine-silty diatom clay. Traces silicoflagellates and foraminifer fragments. Thin irregular coarse-grained siliciclastic stringers at bottom. |
Temporal | |
Lithology | |
Topic |
172-175 cm (core, gravity)
Description | 172-175cn. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
175-197 cm (core, gravity)
Description | 175-197cm. Smear slides at 185 and 195 cm. Dark gray mixed siliciclastic/diatom clay-silt-sand. Pyrite present in diatom frustules. Distinct 2-cm layer at at 185cm is a clean, well sorted, siliciclastic sand. Feldspar predominates. |
Temporal | |
Lithology | |
Topic |
197-200 cm (core, gravity)
Description | 197-200cm. Removed onboard ship for pore-water studies. |
Note | Sample exhausted. |
- Collection
- Date Collected
- 1999-07-26
- Originator
- Vessel
- Physical Description
-
Core length 200cm, diameter 8cm
- Material Details
-
523 meters
refrigerated
- Cruise
- Genre
- Cartographics
Point: 40.7855,-124.5948
Format
View formats within this collection
- Language
- English
- Identifier
-
Sample Number: RGS9913-005GKK
- License
-
Creative Commons Attribution 4.0 International Public License
- Rights Holder
- UC Regents
- Copyright
-
Under copyright (US)
Use: This work is available from the UC San Diego Library. This digital copy of the work is intended to support research, teaching, and private study.
Constraint(s) on Use: This work is protected by the U.S. Copyright Law (Title 17, U.S.C.). Use of this work beyond that allowed by "fair use" or any license applied to this work requires written permission of the copyright holder(s). Responsibility for obtaining permissions and any use and distribution of this work rests exclusively with the user and not the UC San Diego Library. Inquiries can be made to the UC San Diego Library program having custody of the work.
- Digital Object Made Available By
-
Research Data Curation Program, UC San Diego, La Jolla, 92093-0175 (https://lib.ucsd.edu/rdcp)
- Last Modified
2020-10-26