Category: Interpreting ancient environments

May 28, 2023

This is the first of three posts on tempestites: 2 Storm surges and tempestites 3

May 13, 2023

Some thoughts on how we record and identify sedimentary basins margins. Any discussion about depositional

April 18, 2023

The delivery of sediment to sedimentary basins It is estimated that 95% of the terrigenous

March 29, 2023

For good reason, Early Paleozoic hemichordate fossils derive their name from the Greek graptos, and

March 9, 2023

Stokes Law and the terminal or settling velocity of particles in suspension The experiments conducted

February 27, 2023

Getting sedimentary grains moving in a flowing medium Formation of granular sedimentary layers and many

February 6, 2023

A description of the common skeletal elements of hard, stony corals Hard corals are essential

January 20, 2023

Preview (opens in a new tab) Not really a CV, more a precis 1969 and

December 10, 2022

Colluvium – the source for most of Earth’s alluvium Colluvium is a sedimentary deposit that

December 9, 2022

Modern and fossil critters, trace fossils, shell morphology Many, but not all the terms included