Eolianite vs. Marine units
| EOLIANITES | MARINE UNITS | |
| COLOUR | grey to white | grey to white with pink Homotrema rubrum |
| TEXTURE | med. to fine grain, well to mod. sorting, rounded grains | coarse to med. grained, rarely rubbly, poor to mod. sorting |
| STRUCTURES | steep thick foresets, complex windward, rare ripples, burrows, roots, leaf casts | shallow-dip beach stratification, parting lineations, rare cross-strat., ripples |
| SHAPE | topo expression of dune | tabular to lensoid |
| FOSSILS | land snails esp. in poorly cemented pockets | marine mega fossils, esp. molluscs, rarely corals or serpulid rubble |
(from Land et al., 1967; Vacher, 1971)