Volcano Watch — Petrologists gather to discuss challenges and goals in understanding Kīlauea chemistry

During the most active portion of their life cycle, called the shield stage, Hawaiian volcanoes erupt frequently and mostly produce a rock type called basalt. Basaltic lava flows formed during the shield stage make up the majority of the rock of the Hawaiian Islands. Kīlauea, one of the world’s most active volcanoes, is a modern example of a volcano in the shield-building stage.

During the most active portion of their life cycle, called the shield stage, Hawaiian volcanoes erupt frequently and mostly produce a rock type called basalt. Basaltic lava flows formed during the shield stage make up the majority of the rock of the Hawaiian Islands. Kīlauea, one of the world’s most active volcanoes, is a modern example of a volcano in the shield-building stage. Read More