Geology of Reef-Front Carbonate Sediment Deposits, Oahu: Data, vibracores

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

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

2000 Kailua vibracore sketches, descriptions, and photographs

Home > data > vibracores > 2000 Kailua sketches, descriptions & photographs > vibracore 7V1

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Vibracore 7V1, Kailua Bay

Uniform to subtly upward-coarsening successions of burrowed to bioturbated, muddy and sandy, Halimeda gravel: massive appearing owing probably to extensive bioturbation; local mud-filled burrow structures; yellowish to light greenish gray (5Y-GY8/1); poor to fair sorting with muddy (10.0%) and sandy (very fine- to fine-grained) "matrix"; elongate Halimeda flakes 0.5-1.0 cm long; clasts angular to subangular; sand and fine gravel fractions dominantly Halimeda (66.5-81.0%) common foraminifera (11.5-15.0%) very minor calcareous algae (1.0-3.0%).

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

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http://geopubs.wr.usgs.gov/open-file/of03-441/data/vibracore/descriptions/kailua7V.html

For more information, please contact: Monty Hampton

Pages created and maintained by Laura Zink Torresan
last modified 15 December 2003 (cad)

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Department of the Interior U.S. Geological Survey Geologic Division
Coastal & Marine Geology Program Western Region Coastal & Marine Geology Team