Magma stored under volcanoes is mostly solid
Analysis of crystals found in lava suggests shift to molten goo occurs close to eruption
UP AND OUT Seven hundred years ago, a New Zealand volcano (a 19th century eruption is illustrated here) spewed out seven zircon crystals that are providing a peek at the state of magma in underground chambers.
Charles Blomfield
This article is only available to Science News subscribers.
Subscribers, enter your e-mail address to access our archives.
