Geology for ELR ANI2 is based on British Geological Survey (BGS) low-resolution data sampled at 100 metre intervals along the ELR. The geology presented should not be treated as accurate or complete. Data marked with Ⓤ is classed as undifferentiated by the BGS.
| Mileage | Material | Deposit | Bedrock |
|---|---|---|---|
| 0M -006y to 4M 0825y | Sand and Gravel | Raised Marine Deposits Ⓤ | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 4M 0825y to 7M 0055y | Sand and Gravel | Glacial Sand and Gravel | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 7M 0055y to 8M 0715y | Diamicton | Till | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 8M 0715y to 10M 0825y | Sand and Gravel | Glacial Sand and Gravel | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 10M 0825y to 11M 0605y | Clay, Silt and Sand | Alluvium | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 11M 0605y to 12M 0935y | Sand and Gravel | Glacial Sand and Gravel | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 12M 0935y to 13M 0165y | Clay, Silt and Sand | Alluvium | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 13M 0165y to 13M 0605y | Sand and Gravel | Glacial Sand and Gravel | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 13M 0605y to 14M 0385y | Clay, Silt and Sand | Alluvium | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 14M 0385y to 14M 1045y | Sand and Gravel | Glacial Sand and Gravel | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 14M 1045y to 15M 0275y | Clay, Silt and Sand | Alluvium | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 15M 0275y to 17M 0935y | Sand and Gravel | Glacial Sand and Gravel | Upper Old Red Sandstone - Conglomerate, Sandstone, Siltstone and Mudstone |
| 17M 0935y to 21M 1155y | Sand and Gravel | Glacial Sand and Gravel | Middle Old Red Sandstone Ⓤ - Conglomerate, Sandstone, Siltstone and Mudstone |
| 21M 1155y to 21M 1595y | Sand and Gravel | Glacial Sand and Gravel | Grampian Group - Quartzite |
| 21M 1595y to 22M 0495y | Diamicton | Till | Grampian Group - Quartzite |
| 22M 0495y to 22M 0605y | Clay, Silt and Sand | Alluvium | Grampian Group - Quartzite |
| 22M 0605y to 22M 1485y | Clay, Silt and Sand | Alluvium | Grampian Group - Psammite and Semipelite |
| 22M 1485y to 22M 1705y | Clay, Silt and Sand | Alluvium | Grampian Group - Quartzite |
| 22M 1705y to 24M 0825y | Sand and Gravel | Glacial Sand and Gravel | Grampian Group - Quartzite |
| 24M 0825y to 25M 0165y | Sand and Gravel | Glacial Sand and Gravel | Appin Group - Graphitic Pelite, Calcareous Pelite, Calcsilicate-Rock and Psammite |
| 25M 0165y to 25M 1155y | Clay, Silt and Sand | Alluvium | Appin Group - Graphitic Pelite, Calcareous Pelite, Calcsilicate-Rock and Psammite |
| 25M 1155y to 25M 1265y | Diamicton | Till | Appin Group - Graphitic Pelite, Calcareous Pelite, Calcsilicate-Rock and Psammite |
| 25M 1265y to 25M 1485y | Diamicton | Till | Unnamed Igneous Intrusion, Neoproterozoic - Felsic-Rock |
| 25M 1485y to 26M 0165y | Clay, Silt and Sand | Alluvium | Unnamed Igneous Intrusion, Neoproterozoic - Felsic-Rock |
| 26M 0165y to 26M 0275y | Diamicton | Till | Unnamed Igneous Intrusion, Neoproterozoic - Felsic-Rock |
| 26M 0275y to 29M 0165y | Diamicton | Till | Appin Group - Graphitic Pelite, Calcareous Pelite, Calcsilicate-Rock and Psammite |
| 29M 0165y to 30M 0915y | Clay, Silt and Sand | Alluvium | Appin Group - Graphitic Pelite, Calcareous Pelite, Calcsilicate-Rock and Psammite |