Pohang diatom beds · A record of tiny shells

Exploration · Neogene

Pohang diatom beds · A record of tiny shells

Miocene marine strata of the Pohang Basin · modern regional location

Interpretive illustration of diatom-rich strata. Enlarged shells are a separate concept, not an outcrop or microscope photograph.

Marine strata in the Pohang Basin preserve silica derived from diatoms. Follow the link between microorganisms and sedimentary rock, from accumulating shells to changes after burial.