Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

Sedimentary rock is one of the three main rock groups (along with igneous and metamorphic rocks) and is formed in four main ways: by the deposition of the weathered remains of other rocks (known ...

PROF. MARK'S little volume gives a general account of the conditions which have controlled the distribution of the sedimentary rocks in time and space. It is not concerned except incidentally with ...

Marble. Chalk. The Giant’s Causeway. All made of rock but all different. Learn all about the three different types of rock found on Earth with BBC Bitesize.

Finally, since I'm a sedimentary geologist, I decided to explore where deposition of sediment might occur over the next million years.

The geological intricacies of the Ok Tedi Mine Pit are currently on display at the 2025 Papua New Guinea Resources Week ...

Scientists studying microbial communities and the growth of sedimentary rock at Mammoth Hot Springs in Yellowstone National Park have made a surprising discovery about the geological record of ...

Observations and measurements of the rocks lead to interpretations of processes of deposition, which help reconstruct ancient Earth conditions.

These samples document that after the deposition of sedimentary mud, the amorphous precursors of cherts recrystallise hundreds of metres below the Earth's surface, recording temperatures at depth ...