Serpentinization, abiogenic methane, and extremophilic Archaea within the seafloor Posted on July 1, 2014 by UHNAI Webmaster in Mottl, M.J., S.C. Komor, P. Fryer, C.L. Moyer (). Serpentinization, abiogenic methane, and extremophilic Archaea within the seafloor. , 4,