Like fortune tellers who peer into a crystal ball for insight, volcanologists @ USGS Hawaiian Volcano Observatory (HVO) peer into the tiny crystals contained in lava flows to learn about the magma’s journey before it was erupted onto the surface. @USGS ➡️

Like fortune tellers who peer into a crystal ball for insight, volcanologists @ USGS Hawaiian Volcano Observatory (HVO) peer into the tiny crystals contained in lava flows to learn about the magma’s journey before it was erupted onto the surface. @USGS ➡️ https://www.usgs.gov/observatories/hvo/news/volcano-watch-peering-a-crystal-ball-what-tiny-crystals-can-tell-us-about