An Geologist shields his face from the intense heat as he takes a s...
![An HVO geologist shields his face from the intense heat as he takes...](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/vhp_img1322.jpg?itok=bqlXeyFR)
Detailed Description
An HVO geologist shields his face from the intense heat as he takes a sample of active lava on the Kahauale‘a 2 flow. The chemistry of the lava is analyzed through time and used to study changes in the magmatic system.