Petit-spot as definitive evidence for partial melting in the asthenosphere caused by CO2

The genesis of primitive CO2-rich alkali magma at petit-spot volcanoes is still poorly understood. Here, the authors perform high pressure and temperature experiments to show that the CO2-rich melt is derived from the asthenosphere.

Bibliographic Details
Main Authors: Shiki Machida, Tetsu Kogiso, Naoto Hirano
Format: Article
Language:English
Published: Nature Publishing Group 2017-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/ncomms14302