Petrified wood is the replacement of wood tissues by silica by a sequential silica diagenesis process: colloidal silica → opal-A → opal-CT → chalcedony → macrocrystalline quartz (Mustoe & Dillhoff, 2022). It is technically a quartz pseudomorph after wood.

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Petrified Wood

  • Andrejs Zarins

摘要

Petrified wood is the replacement of wood tissues by silica by a sequential silica diagenesis process: colloidal silica → opal-A → opal-CT → chalcedony → macrocrystalline quartz (Mustoe & Dillhoff, 2022). It is technically a quartz pseudomorph after wood.