Very cool drillcore from #Krafla #volcano #Iceland from 666m depth. Basalt intruded into hydrothermally altered rock. #LancsVolcIce http://pic.twitter.com/D9TvhUSqH9
— Thorbjorg Agustsdott (@fencingtobba) May 4, 2017
via Twitter https://twitter.com/fencingtobba
May 04, 2017 at 07:53PM
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