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• The Geologic Column

  Geology newsletter by Richard I. Gibson. Anything about geology, with a focus on minerals and tectonics.

  13 posts · theirs

Lately

• The South Anyui Suture

  The Geologic Column · 2026-08-26

• Fenster quartz?

  The Geologic Column · 2026-08-24

• Dickite after sanidine

  The Geologic Column · 2026-08-21

• A pile of rocks

  The Geologic Column · 2026-08-19

• Sodalite

  The Geologic Column · 2026-08-17

• The Kootenai Formation

  The Geologic Column · 2026-08-14

• Elrathia

  The Geologic Column · 2026-08-12

• Crocoite

  The Geologic Column · 2026-08-10

• Liesegang banding

  The Geologic Column · 2026-08-07

• The Adirondacks

  The Geologic Column · 2026-08-05

• Gravity Expeditions at Sea

  The Geologic Column · 2026-08-03

• The Golden Glue

  The Geologic Column · 2026-07-31

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