14 February 2014

Friday fold: Valentine’s Day at Newberry Caldera’s big obsidian flow

Posted by Callan Bentley

Scott Johnson contributed this special “Valentine’s Day” edition of the Friday fold: a lovely primary igneous structure that evokes a heart:


That’s a close-up view (lens cap for scale) that Scott took when he GigaPanned this feature:


… the big obsidian flow at Newberry Crater in Oregon. That’s a really dry lava flow that oozed out of the Earth sometime in the past thousand years or so.

It’s even moderately heart-shaped in map view. Enjoy – I hope you have a lovely Friday!