Origin of a salt-water lens in permafrost at Kotzebue, Alaska
Frozen sediments were found to a depth of 238 feet in the drilling of a 325-foot well at Kotzebue , Alaska . Between 79 and 86 feet, however, highly saline water was found in a gravel lens . The writer suggests that the salt water originated by fractionation by freezing. Analyses of this water and of slightly saline water from below the permafrost are given.
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