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Physical Sciences and Mathematics Commons

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Research and Technical Reports

1986

Earth Sciences

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Full-Text Articles in Physical Sciences and Mathematics

Assessment Of Economic Heavy Minerals Of The Virginia Inner Continental Shelf, C. R. Berquist, C. Hobbs Jan 1986

Assessment Of Economic Heavy Minerals Of The Virginia Inner Continental Shelf, C. R. Berquist, C. Hobbs

Reports

The Virginia Division of Mineral Resources and the Virginia Institute of Marine Science jointly made three cruises over the Virginia continental shelf in April and July of 1985 to sample known heavy-mineral sites for minerals of potential economic and/or strategic value. In addition to sampling, side-scan sonar and sub-bottom profiling surveys were performed at a site off Smith Island. At the Smith Island site, as many as four acoustic horizons were detected within the upper 6 meters of sediment. The uppermost seismostratigraphic layer consists of fine and very fine sand and contains the higher concentrations of heavy minerals. There ...