A2-131-10-021P (core, piston)
0-35 cm (core, piston)
Description | 0-35cm. SS at 13cm. Soft grayish olive green to dark olive gray biosiliceous clay with volc. glass and plagioclase shards. Diatoms to 15%; few but large rads. Trace silicoflagellates; scant trace forams. Also ferromagnesian minerals. |
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35-49 cm (core, piston)
Description | 35-49cm. SS at 47cm. Dark yellowish green clumped volcaniclastic clay clast. Large volcanic glass shards, trace ferromag. minerals. Finely divided Fe oxides may cement clay into clumps. Traces only diatoms and radiolarians. |
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49-60 cm (core, piston)
Description | 49-60cm. SS at 58cm. Grayish green clumped, slightly calcareous, clay. Forams to 5%; some benthics. Traces coccoliths, diatoms, rads, and sponge spics. Clumps give pseudo-silty texture. Some volc. shards and ferromag. minerals. Irregular upper contact. |
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60-65 cm (core, piston)
Description | 60-65cm. Removed on board ship. |
Note | Sample exhausted. |
65-149 cm (core, piston)
Description | 65-149cm. SS's at 80 and 90cm. Grayish green to dark olive siliciiclastic clay with diatoms and traces rads and forams. Some large volc. glass shards at 80cm. Ferromag. mins. are common. Indistinct lower (color) contact. |
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149-213 cm (core, piston)
Description | 149-213cm SS at 156 & 210cm. Dark olive, grayish green, dusky yellow brown clumped volcani-siliciclastic clay with diatoms (esp at 210cm), rads, traces sponge spics. and silicoflagels. Includes volc. glass and ferromag. mins. Some pyrite in diatom tests |
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213-218 cm (core, piston)
Description | 213-218cm. Removed on board ship. |
Note | Sample exhausted. |
218-274 cm (core, piston)
Description | 218-274cm. SS at 240 and 271cm).Olive gray* to greenish gray clumped clay. Traces diatoms, rads, sponge spicules. Some volc. glass and plagioclase shards. Indurated Inclusion at 271cm contains fewer siliceous forms. Sharp lower contact. |
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274-368 cm (core, piston)
Description | 274-368cm. SS's at 285, 320, 364cm. Dusky yellow green to dark olive gray clumped volcaniclastic clay. Microfault to 25cm. Coarse texture owing to large cemented clumps. Incl. ferromag. mins. Traces only siliceous microfossils. Scant trace coccoliths. |
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368-373 cm (core, piston)
Description | 368-373cm. Removed on board ship |
Note | Sample exhausted. |
373-450 cm (core, piston)
Description | SS's at 385 & 430cm. Dark olive gray* clumped siliciiclastic clay. Semi-indurated waxy inclusions at top. Traces coccoliths, diatoms, rads, silicoflagellates, forams. Contains plagioclase, volcanic glass (unusually large shards at 385cm) & ferromag. mins |
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450-466 cm (core, piston)
Description | 450-466cm. SS at 465cm. Grayish olive clumped siliciclastic clay. Small clasts and ash pockets. Traces only of calc. and silic. microfossils. Contains plagioclase (some zoned), volcanic glass and ferromag. minerals. Sharp, irregular lower contact. |
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466-476 cm (core, piston)
Description | 466-476cm. SS at 475cm. Grayish olive green and dark olive gray clumped siliciclastic clay. Scant traces of siliceous microfossils. Contains volcanic glass, large ferromagnesian mineral grains. Coarse texture owing to large cemented clay clumps. |
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476-510 cm (core, piston)
Description | 476-510cm. SS at 495cm. Dark olive gray volcaniclastic clay with traces of diatoms, radiolarians and sponge spicules. Contains volcanic glass (some large shards), plagioclase and ferromagnesian minerals. |
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510-515 cm (core, piston)
Description | 510-515 cm. Removed on board ship. |
Note | Sample exhausted. |
515-530 cm (core, piston)
Description | 515-530cm. SS at 527cm. Distinctive bed of olive, coarse-grained, acidic, volcanic glass. Scant traces only of diatoms and radiolarians. Also Fe oxides and pyrite. Very irregular, gouged lower contact. |
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530-597 cm (core, piston)
Description | 530-597cm. SS at 549 (clast), 554 (clast), and 575cm. Grayish olive, clumped, siliciclastic clay with traces of siliceous fossils. Clast at 549cm has numerous Fe oxide and/or pyrite micronodules. Clast at 554cm is less clumped than at 549 or 575cms. |
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597-661 cm (core, piston)
Description | 597-661cm. SS at 658cm. Dusky yellowish green, clumped siliciclastic clay with traces diatoms, radiolarians, and forams. Flakes of acidic volcanic glass and plagioclase shards. Interval contains numerous angular, waxy mud clasts. |
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- Collection
- Date Collected
- 1994-02-22
- Originator
- Vessel
- Physical Description
-
Core length 661cm, diameter 6cm
- Material Details
-
3904 meters
refrigerated
- Cruise
- Genre
- Cartographics
Point: 9.6587,-86.1508
Format
View formats within this collection
- Language
- English
- Identifier
-
Sample Number: A2-131-10-021P
- 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