Depositional fan in foreground of Mount St.Helens crater formed as ...

Depositional fan in foreground of Mount St.Helens crater formed as ...

Detailed Description

Depositional fan in foreground of Mount St.Helens crater formed as material eroded out of the crater. Volcanic sediment is transported continuously by stream water and occasionally by debris flows.

Details

Image Dimensions: 800 x 640

Date Taken: