Lassen Volcanic National Park, California

Dacite Lava Flow and 1915-16 Crater, Lassen Peak



1915 dacite lava flow and 1915-16 crater, July 29, 2004

The Chaos Crags, right, are also dacite domes.


Go to CVO Website - Lassen Volcanic National Park
Go to Lassen Volcanic National Park - Climb A Volcano
Go to Geology of Lassen Volcanic National Park - NPS
Go to Geology of Lassen Volcanic National Park - Nature & Science
Go to

Go to LCC Earth Sciences LINKS Page


CLICK on the colored links above to go to those Web Pages.
LCC Lassen Volcanic N.P. Lassen Peak Image #19 08-10-04
Image by David Cordero
dcordero@lcc.ctc.edu