Following his session at the EGU General Assembly, Greg Valentine (Buffalo University) spoke to Sara Mynott about how he creates model volcanoes, specifically maar-diatremes, and blows them up to better understand what goes on in an eruption… So what is a maar-diatreme? A diatreme is a vent-like structure, mostly made up of broken up bedrock and magma. Initially, you have a dyke that channels magm ...[Read More]
GeoTalk: Explosive testing with Greg Valentine
The Eastern Ukinrek Maar, Alaska. Credit: R. Russell, Alaska Department of Fish and Game, USGS.