Geochemistry, Mineralogy, Petrology & Volcanology

#shareEGU20: #shareEGUartKIDS Hall of Fame – Volcanic Paint 2020!

Emily Mason and Maike Neuland May 8, 2020

This years Kid's Art theme is Volcanic Paint! Image created by Maike Neuland.

The EGU Kids Art activity normally happens in person in the creche at the conference centre during the general assembly (GA). We decided at the GA last year that the theme would be Volcanic Paint! Maike and I decided to move the activity online to hopefully bring a smile to a few of your faces – I know it has been bringing a smile to my face every day for the last week or so. We wanted to share as ...[Read More]

GEOtrivial Pursuit: a new way to teach, learn and share the Earth Sciences

Margot Courtillat May 6, 2020

On Wednesday 6 May (6-8pm CEST), the now famous Geoscience Games Night is going to take place on YouTube as a live stream! So, this is the perfect moment to introduce a new scientific game which for many of you, is going to remind you of a game created in the late 70s in Quebec. Yes, I am talking about Trivial Pursuit! But instead of History, Entertainment and Sports questions, creators Valeria Mi ...[Read More]

Imaggeo on Mondays: The mirror of the volcano

Hazel Gibson March 16, 2020

The mirror of the volcano. Credit: Joselyn Arriagada-Gonzalez (distributed via imaggeo.egu.eu)

Lascar volcano is located in the Antofagasta Region of Chile. This stratovolcano (a conical volcano built up over time through successive eruptions of lava, tephra and ash) of the Central Volcanic Zone of the Andes is the most active volcano of the region, with a height of 5.592 m (18,34 ft). The last phase of eruptive activity before this photo was taken was on October 30, 2015, which produced an ...[Read More]

Imaggeo on Mondays: Cooking crystals in the Earth cauldron

Hazel Gibson February 10, 2020

Cooking crystals in the Earth cauldron. Credit: Julien Leuthold (distributed via imaggeo.egu.eu)

This picture shows a 30 micrometer thick rock section of a gabbro from the Rum Layered Intrusion (Scotland). Large clinopyroxene crystals are enclosed in a foliated fine grained groundmass of plagioclase and olivine. The clinopyroxene core crystallized at an early stage, at 1160°C. They were partly molten at 1200°C during successive hot magma injections and subsequently recrystallized, enclosing h ...[Read More]