Sediment Provenance with Microscopes and Raman – Don’t Panic Podcast Episode 352

Geologic Dykes – Don’t Panic Podcast Episode 348

In this week’s geocast John and Shannon talk about geologic dikes and how they form. These features are injections of rock into pre-existing strata, classifying them as intrusive. There are two main classes: sedimentary and igneous. While igneous dikes are more...