Graham Eaton / Folded Carboniferous age sandstone and shale (Culm Measures) in plan view, deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late Paleozoic...

Graham Eaton / Small extension (normal) faults within a layer of shale between two layers of more competent sandstone. Carboniferous, turbidites, Bude, Cornwall, UK, May.

Graham Eaton / A small fault offsetting Carboniferous limestone that forms the side of a collapse arch. Penmon, Anglesey, Wales, UK, June

Graham Eaton / Chevron recumbent folding in Carboniferous age sandstone and shale (Culm Measures), deformed by compression during the Variscan or Hercynian orogeny, a geologic mountain-building event caused by Late...

Graham Eaton / Recumbent folds in Carboniferous age sandstones and Shale (Bude Formation), Bude, Cornwall, UK, May. The rocks were deformed during the Hercynian Orogeny or mountain building event.

Graham Eaton / Recumbent folds in Carboniferous age sandstones and Shale (Bude Formation), Bude, Cornwall, UK, May. The rocks were deformed during the Hercynian Orogeny or mountain building event.

Graham Eaton / Tilted beds of Carboniferous age, Culm Measures (Bude Formation) Sandy Mouth, near Bude, Cornwall, UK, May

Graham Eaton / En echelon tension (or parallel) cracks in Carboniferous age turbidite sandstones, Bude, Cornwall, UK, May. The tension cracks have formed in the more competent sandstones as the rocks were folded. T...

Graham Eaton / A thrust fault in Carboniferous age Sandstones and shales (Culm Measures) at Crackington Haven, near Bude, Cornwall, March. The rocks comprise the Crackington Formation of thinly bedded turbidite sand...

Graham Eaton / A thrust fault in Carboniferous age Sandstones and shales (Culm Measures) at Crackington Haven, near Bude, Cornwall, March. The rocks comprise the Crackington Formation of thinly bedded turbidite sand...

Graham Eaton / A small relay thrust fault in steeply dipping Carboniferous age Sandstones and shales (Culm Measures) near Bude, Cornwall, March.

Graham Eaton / A box fold formed by intersecting kink folds in Carboniferous age Sandstones and Shales (Culm Measures) at Menanchrurch near Bude, Cornwall, March. The deformation of the rocks formed during the Varis...