Origin of Silicic Magmatism at the Katla Volcano, South Iceland

• Main Author: Svanholm, Caroline
• Format: Bachelor Thesis
• Language: English
• Published: Uppsala universitet, Institutionen för geovetenskaper 2021
• Subjects: Katla volcano; Iceland; high-silica rocks; oxygen isotopes; AFC processes; Vulkanen Katla; Island; kiselrika bergarter; syreisotoper; AFC-processer; Geology; Geologi; Katla
• Online Access: http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-455651

Katla volcano, South Iceland, is a bimodal volcanic system hosting an unusual high number of silicic rocks within a basaltic rift setting. The petrogenesis of silica-rich rocks at Katla is controversial and two end-member hypotheses have been suggested. One model involves closed-system fractional cr...