| SG (undifferentiated) |
| Esker sg |
| Esker (acidic) sg |
| Esker (basic) sg |
| Sandstone and shale sg (Cambrian/Precambrian) |
| SG (Lower Palaeozoic) |
| Sandstone sg (Lower Palaeozoic) |
| Shale sg (Lower Palaeozoic) |
| Sandstone and shale sg (Lr. Palaeozoic) |
| Shale and sandstone sg (Lr. Palaeozoic) |
| Sandstone sg (Lr. Palaeozoic/Devonian) |
| Sandstone sg (Devonian) |
| Sandstone sg (Devonian/Carboniferous) |
| Limestone sg (Carboniferous) |
| Limestone sand |
| SG (Namurian) |
| Shale and sandstone sg (Namurian) |
| Metamorphic sg |
| Granite sg |
| Chert sg |
| SG locality in alluvial or lacustrine silts/clays |
| SG locality in till |
| Ridge or plateau with gravel |
| Ridge or plateau probably with gravel |
| Broad hill gravel potential unknown |
| Undulating (<5m local relief) |
| Till over Gravel (Co. Louth) |
| Alluvium, undifferentiated |
| Alluvium, sandy-gravelly |
| Alluvium, gravelly |
| Alluvium, gravelly-clayey |
| Alluvium, sandy |
| Alluvium, sandy-silty |
| Alluvium, sandy-clayey |
| Lacustrine, undifferentiated |
| Lacustrine, gravelly |
| Lacustrine, sandy |
| Lacustrine, sandy-silty |
| Lacustrine, sandy-clayey |
| Raised beach sg |
| Beach sg |
| Beach gravel |
| Beach sand |
| Marine sg |
| Blown sand |
| Blown sand in dunes |
| Till with Gravel (undifferentiated) / Sandy-gravelly Till |
| Till with Shale sg (Cambrian/Precamb) |
| Till with Shale sg (Lr. Pal) |
| Till with Sandstone and shale sg (Lr. Pal) |
| Till with Shale and sandstone sg (Lr. Pal) |
| Till with Sandstone sg (Devonian) |
| Till with Limestone sg (Carb) |
| Till with Shale and sandstone sg (Namurian) |
| Till (Irish Sea Basin matrix) with Sandstone sg (Lr. Pal) |
| Till (Irish Sea Basin matrix) with Limestone sg (Carb) |
| Limestone till (Irish Sea Basin matrix) with gravel |
| Till with Granite sg |
| Till with Chert sg |
| Scree |
| Marl (shell) |