Sheeted Clastic Dikes in the Megaflood Region
The definitive article on clastic dikes in Eastern Washington. Origin, age, character, and distribution are discussed. Data driven research.
Fracture Notes - In progress
What are cracks and fractures? How does hydraulic fracturing work? How does HF relate to sheeted clastic dikes? In this post, I reveal...
Clastic Dikes Literature Relevant to Eastern Washington 1820-2020
Fieldwork in Burlingame Canyon near Walla Walla in July 1995. Several dozen articles, abstracts, consultant reports, and field guides...
Hydraulic Fracture Efficiency
Synthetic hydraulic fractures produced in Jell-O using a straw and colored syrup (left) and a natural one in the Touchet Beds (right) as...
Clastic Dikes: Sand Dikes Intruding Bedrock
Clastic Dikes in Basalt Bedrock Sheeted dikes with sandy fills intrude downward into Miocene Columbia River Basalt in the Walla Walla...
Repeated Deformation - Lake Rufus Woods, WA
Shear stress at the base of the overriding flow is transmitted to the substrate. Soupy and clay-rich substrate material is partially...
Calcrete Field Trip - Warden Canal
Directions - From Othello, drive north on Hwy 17 and turn R (east) on Hwy 170/Rd 8 SE at the '76 gas station toward Warden. Follow for...
Sill Injectites w/ Shattered Fills at Indian Creek, WA
At Indian Creek, WA I discovered 3 breccia-filled sills injected into varved Glacial Lake Columbia sediments, each extending for more...
Dike-Sill-Dike Geometry in a Fluid-Driven, Sediment-filled Fracture
Coarse Grained Layers Behave as Efficient Pathways - Coarse grained layers appear to behave as efficient pathways during propagation of...
Two Generations of Clastic Dikes in Touchet Valley, WA
An excellent outcrop located along Touchet River Road North, some 13 miles north of Touchet, WA exposes two sets of clastic dikes. The...
