Category Archives: sediments

Dalradian – a Celtic Supergroup

Geology is such a great thing to study because it involves making so many connections through time and space, switching scales from the cosmic to the atomic. This means that challenge for this series of posts about the geology of … Continue reading

Categories: Ireland, Scotland, sediments, tectonics

Mantle support of topography – a swell idea

Why are some bits of the earth higher than others? Finding mountains near plate boundaries is easy to explain – various forms of plate collision cause the crust to thicken and the surface to rise. What about Southern Africa? Reaching … Continue reading

Categories: England, mountains, Scotland, sediments, tectonics

Charnwood forest – misty traces of ancient landscapes

Precambrian rocks are fairly uncommon in England so I jumped at the chance to visit some with the friendly folk of Reading Geological Society. They were found in Charnwood Forest. The pattern of rocks in England and Wales is broadly … Continue reading

Categories: England, sediments

Sherlock Holmes and the case of the detrital zircon

The October copy of the journal Geology contains a paper that made me think of Sherlock Holmes. That doesn’t happen very often.¬†One of the fictional detective’s many skills was the ability to get important insights from the sediment found on … Continue reading

Categories: mountains, sediments, tectonics