South Sister NW flank. Right shoulder at skyline is thin sheet of m...

South Sister northwest flank. Right shoulder at skyline is thin she...

Detailed Description

South Sister northwest flank. Right shoulder at skyline is thin sheet of mafic material from 22ka summit eruption. Red cinders in headwall cirques are layered with dipping lava flows.

Details

Image Dimensions: 3300 x 2200

Source:


Hildreth et al., 2013