sedimentary structuresScienceRock and life: Trace fossilsScienceFriday Field Foto #32: Load structures in shallow-marine sedimentsScienceFriday Field Foto #30: Cross section in a gravel quarryScienceFriday Field Foto #28: Thin-bedded turbiditesScienceFriday Field Foto #25: Ancient organic detritusScienceFriday Field Foto #24: Conglomerate injectitesScienceFriday Field Foto #23: Flame structuresScienceFriday Field Foto #22: Rip-up clastsScienceFriday Field Foto #21: Climbing ripplesScienceFriday Field Foto #19: Trough cross-beddingScienceFriday Field Foto #17: Clast imbricationScienceFriday Field Foto #12: Combined-flow ripplesScienceSouthbound SandScienceFriday Field Foto #4: Patterns in the beach
