Robuta

https://www.usgs.gov/publications/bokan-mountain-peralkaline-granitic-complex-alexander-terrane-southeastern-alaska Bokan Mountain peralkaline granitic complex, Alexander terrane (southeastern Alaska): evidence for... The circular Bokan Mountain complex (BMC) on southern Prince of Wales Island, southernmost Alaska, is a Jurassic peralkaline granitic intrusion about 3 km in... alexander terranesoutheastern alaskabokanmountainperalkaline https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2021.673686/full Frontiers | Eruption Style, Emplacement Dynamics and Geometry of Peralkaline Ignimbrites: Insights... Ignimbrites are relatively uncommon on ocean island volcanoes and yet they constitute a significant portion of the stratigraphy of Terceira Island (Azores). ... frontierseruptionstyleemplacementdynamics https://www.usgs.gov/publications/evolution-a-quaternary-peralkaline-volcano-mayor-island-new-zealand Evolution of a Quaternary peralkaline volcano: Mayor Island, New Zealand | U.S. Geological Survey Mayor Island is a Holocene pantelleritic volcano showing a wide range of dispersive power and eruptive intensity despite a very limited range in magma...