eroded, faulted cliffs at biargar, near hamnavoe, mainland shetland, uk

393 419 ago aith bedrock biargar cliff cliffs day devonian dominated environment eroded fault faulted fractured hamnavoe igneous intrusions islands landscape local magma mainland million monzonite nature old outdoor period pluton rock scenery scenic scotland sea shetland silicarich spiggie stone strata stratified sunny this travel was years