The Stoer Group lies below the Torridonian. The unconformity surface here has a lot of relief on it.
Oldest fossils in the United Kingdom.
Unconformity between 3.0 Ga Lewisian gneiss and 1.0 Ga Torridonian siliciclastics.
Unconformable contact between the Lewisian gneiss (3.0 Ga) and the Torridonian Group (1.0 Ga).
Proterozoic siliciclastics. Spot the paleomag drill holes ("research vandalism")
Part of the Cambrian succession exposed north of Loch Assynt. Note the Skolithos trace fossils. Less obvious are small, cone-like Salterella.
Cambrian quartz arenite with prominent Skolithos tubes. Here, iron oxide staining highlights the trace fossils.
Skolithos tubes define this member of the Cambrian quartzite, north of Loch Assynt.
Ancient lakeshores (lake dammed by glacial ice) etched into the valley walls.
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