An Geologist collects a sample of lava, quenching it in a bucket of...

An HVO geologist collects a sample of lava, quenching it in a bucke...

(Public domain.)

Detailed Description

An HVO geologist collects a sample of lava, quenching it in a bucket of water. Chemical analysis of the lava provides insight into changes in the magma plumbing system.

Details

Image Dimensions: 3456 x 5184

Date Taken: Friday, July 24, 2015