Ash-flow tuff outcrop, NW flanks of Newberry Volcano, OR, was empla...
Detailed Description
Larger dark lava bombs were carried in the pyroclastic flow supported within the ashy matrix.
Sources/Usage
Public Domain.
Related
Pyroclastic Flows are Rare, but Potentially Destructive, at Newberry
Eruptions of hot ash, pumice, and gas formed a pyroclastic flow deposit 75,000 years ago that can be seen at the base of the cliffs of Paulina Creek Falls.
Related
Pyroclastic Flows are Rare, but Potentially Destructive, at Newberry
Eruptions of hot ash, pumice, and gas formed a pyroclastic flow deposit 75,000 years ago that can be seen at the base of the cliffs of Paulina Creek Falls.