Alaska Division of Geological & Geophysical Surveys PRELIMINARY INTERPRETIVE REPORT 2016-4 HEAVY MINERAL CONCENTRATION IN A MARINE SEDIMENT TRANSPORT CONDUIT, BERING STRAIT, ALASKA by James C. Barker, John J. Kelley, and Sathy Naidu June 2016 Released by STATE OF ALASKA DEPARTMENT OF NATURAL RESOURCES Division of Geological & Geophysical Surveys 3354 College Rd., Fairbanks, Alaska 99709-3707 Phone: (907) 451-5010 Fax (907) 451-5050
[email protected] www.dggs.alaska.gov $3.00 Contents INTRODUCTION .................................................................................................................................................. 1 REGIONAL SETTING ............................................................................................................................................ 2 MATERIALS AND METHODS ................................................................................................................................ 3 RESULTS .............................................................................................................................................................. 5 Heavy Mineral Deposition in the Bering Strait Area .................................................................................... 5 Heavy Mineral Composition ......................................................................................................................... 8 Mineralogy ..................................................................................................................................................