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U.S. Geological Survey
Open-File Report 03-441

DATA REPORT: Geology of Reef-Front Carbonate Sediment Deposits around Oahu, Hawaii

South coast vibracores sketches, descriptions, and photographs

Home > data > vibracores > sketches, descriptions & photographs > south coast > vibracore 47V1

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Vibracore 47V1, south coast

Massive-appearing (bioturbated), fine- to medium-grained, algal/foraminiferal/coral carbonate sand: with thin pebble zone of coral fragments (3->5 cm) at 3 m; light olive to yellowish gray (5Y6/1-8/1); vague bedding indicated by oriented Halimeda flakes and shell fragments; moderate sorting; sand size clasts angular to rounded; composed mainly of a mix of calcareous algae (29.0-34.0%), foraminifera (25.0-28.0%); and coral fragments (14.0-15.5%); common Halimeda (4.0-10.0%), carbonate rock fragments (3.5-7.5%) and echinoid fragments (3.0-5.0%).

Labelled sketch of core showing bedding and other features
High detail photo of core

 
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http://geopubs.wr.usgs.gov/open-file/of03-441/data/vibracore/descriptions/socoast47V.html

For more information, please contact: Monty Hampton

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last modified 15 December 2003 (cad)

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