Matthew D. Merrill
type: Person
description: research geologist
works for: United States Geological Survey
has occupation: geologist
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citations:
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  stated in qid: Q65509402
  retrieved: 2021-01-18
citations:
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  stated in qid: Q36578
  retrieved: 2025-06-24
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  entity updated at: 2026-05-03T16:20:22.557058+00:00Z
  entity created at: 2026-05-03T15:14:55.751900+00:00Z