basaltic

A guide to Rangitoto, the volcano under a blood red sky

Learn about Auckland’s largest and youngest volcano – Rangitoto. Rangitoto is a basaltic shield volcano that erupted after the arrival of Polynesians in the Auckland region (c. 1280 AD).

Tags:basaltic education field guide geoscience lava New Zealand Rangitoto shield volcano Teaching

Multiple melting points suggest erratic eruptions worldwide

Discrete melt batches that move at different depths and speeds may explain the erratic spatial and temporal pattern of eruptions in the Auckland Volcanic Field (AVF).