Chapter 10 DEPOSITIONAL ENVIRONMENTS PART I: GENERAL

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during early diagenesis, get converted to hematite, provided that there is not so much organic matter to be oxidized that the iron ends up in the ferrous state. That’s far more likely to happen in nonmarine, especially fluvial, environments than in marine environments, so red beds are good suggestive evidence of nonmarine deposition.

  Deposition, Diagenesis, Depositional