Stromatolites. The Precambrian is replete with them. In many ways they define the Precambrian, that period of earth history, about […]
Trace fossils have the privilege of being two things at once: sedimentary structures, and fossils. They occur in sediment, are made
Syntectonic deposition This category is a bit different to the other Atlas collections. It does not refer to a specific
Soft sediment deformation Deformation of sediment while it is soft or semi-consolidated, is common. The rock record is replete with
Submarine fans and channels: Beyond the slope (continental slope or delta slope) is the deep ocean floor, at depths usually
Marine slopes are bona fide geological settings in themselves, but from a geotectonic perspective they are the region where continental
The term ‘shelf’ is used here loosely – it covers a range of submarine settings, mostly shallower than about 300m,
Volcanoes and the products of volcanism Volcanoes shape our earth: landscapes, the air we breathe, the oceans. From day one
The Dalaradian, a 15+km-thick sequence of metasediments and metavolcanics occupies a broad swath through central Scotland. This is the Grampian
This collection of images from various modern and ancient fluvial deposits, includes meandering (high sinuosity) and braided (low sinuosity) rivers.