Origins of Clastic Dikes Flowchart
Keying out clastic dikes in the field can be difficult. Click on image for larger PDF.
Video: Excavation Reveals Flute Casts on Clastic Dike Walls
Excavation of Late Pleistocene clastic dikes in the Columbia River Basin reveals the presence of flute casts with upward pointing noses....
Video: Clastic Dikes in Umatilla Basin Gravel Pit
Large outcrops are hard to come by in the Umatilla Basin. Here we check out clastic dikes in coarse Missoula flood deposits exposed in an...
