PaleontologybioRxivPreprint
Experimental evidence for a microbial origin of reduction spots in red beds
Sev Zielinska, Nim Felton, Philip B. Vixseboxse, Sean McMahon
The paper demonstrates experimentally that microbial activity can create bleached spots in ferruginous sediments, supporting the microbial origin of similar features in ancient red beds.
DOI 10.64898/2026.01.12.699011