earthstory reblogged
2020: Sequence of Little Blowhole operating. This blowhole was formed from a column dropping out in the Blow Hole Latite, the basal member of the Gerringong Volcanics (late Permian).
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2020: Sequence of Little Blowhole operating. This blowhole was formed from a column dropping out in the Blow Hole Latite, the basal member of the Gerringong Volcanics (late Permian).