Another crappy day in the Nevada desert. Wassuk Range near Schurz
large weathered boulder
Huge boulder in recent debris flow deposit
Wassuk Range fault(s)
Old cemented beach gravel
detail of cemented beach gravel
tephra bed overlain by boulders in ancient fan deposit
Strat context of tephra bed. Large boulders overlain by brown clay-rich soil with carb nodules
planated bedrock overlain by cemented beach gravel
old, cemented beach gravel
backsets in cemented beach gravel
platy cemented beach gravel in bouldery fan deposit
tufa crust on ancient(?) beach gravels
Hard to see, but there are at least 3 thin beds of cemented beach gravel in this pile of bouldery alluvium
Three beach gravel interbeds in this area, hard to discern in photo.
Thin beach gravel layer in bouldery alluvium
Same as previous
Low sun at end of day highlighting wave modified fault scarp
view up Black Mountain canyon
View toward lower Walker River north of Schurz
old fans flanking Black Mtn wash
Need to check strat in distance
Typical Wassuk drainage
Nice view of Wassuk Range piedmont
old and high cemented beach gravel
View of old fan deposits with thin beachrock interbeds
Thickest old beach deposit found that day.
Grussy fan with paleosol over bouldery fan
Note the array of scattered, large boulders
View of faulted fan toes...these units contain the beacrock interbeds
Ginormous imbricated boulders (field book on leftmost boulder)
old brown mud in interesting location
gray mud underneath brown mud overlain by young beach gravel
brown mud over gray along fault trace
Three beachrock interbeds forming compound knickpoint in coarse fan alluvium
High, old, and disaggregated beachrock
Late Holocene delta transition
Late Holocene Mono tephra bed in lacustrine sediments.
Tephra bed detail
Degraded stretch of lower Walker River
Degraded stretch of lower Walker River, with dead cow
Cracked rock on active fault trace
Grussy fan deposit and clear evidence for hillslope source of grus up the canyon
Cool skull-shaped rock
Tilted lacustrine seds with Bishop / Glass Mtn. ash
Several generations of bouldery debris flow deposits.
Sharp bedrock-alluvium contact
tilted, x-stratified beachrock
Sign of the American Luddite
Goblin Gulch. Cool rocks.
Historical delta of Walker River.
Walker Channel cut in lake muds.
The paltry Walker cut into lake muds.
Nevada lone tree number 435
Paleochannels preclude vegetation for some reason.
Balloon with note from Stanford graduate. Seriously.
View south from the 1925 delta lobe.
Blister bugs love rabbitbrush...apparently
View to Wassuks from large beach feature on Gillis Range piedmont.
Steep bedrock-alluvium contact
I call fault on that.
Large cottonwoods in and large boulders astride Deadman Wash.
View toward Pelican Point showing huge boulders on the Deadman fan.
Large boulder lump at mouth of Deadman Canyon.
Deadman Fan apex area.
Yet another mylar balloon in the middle of nowhere.
The steadily shrinking Walker Lake.
Spectacular lunch spot.
Creepy. Stepped through many of their webs today.
That's a nice boulder.
Large boulders in late Holocene debris flow
Old juniper stump on Penrod Fan
Errant rounded cobble
High, but not the highest beachrock, approx 1400 m
Old beach gravel with furrows
High beachrock on Wassuk Range front
Looking down on high beachrock (gray patch in center) and toward the tamarisk orchard.
Outcropping tephra rich layer on fan surface
Tephra-laden debris flow
More tephra-rich debris flow matrix in small fan
Tephra-laden debris flow in small fan
Looking north along trace of late Holocene fault
Incised late Holocene fan, including detrital juniper log
Crest of bouldery linear feature at highstand level
Looking south along crest of bouldery linear ridge.
More tephra choked alluvium
Looking NE toward bouldery linear feature
View toward Walker Delta on a beautiful day.
Tephra layer in unfaulted fan that is inset against late Holocene fault.
Flat-lying cemented beachrock outcrop
High gravel platform SW of Pelican Point
Beach rock in footwall gravel platform
View to delta from high footwall gravel platform. Note abundant rounded cobbles.
Highest extant rounded gravel on footwall platform.
View north along rangefront beach platform.
Fault runs in saddle before the truck
Wave-cut shore platform at high level
Beach rock in footwall beach gravels
late Holocene fault scarp
Ideal shoreline profile including fault trace and high footwall shore platform
This photo highlights the active fault trace
Fault plane in bedrock exposure here.
My favorite Zappa guitar solo is in the song Yo Mama.
Tephra in interfan trough seds here.
limb of deformed bed of fluviolacustrine silt
A block of halite in pre-eetza muds
poorly exposed fold in pre-Eetza mud
abundant concretions in sandy Eetza delta seds
Finally, some rounded pea gravel
Minor deformation in Eetza delta (Ed)
Eetza (?) delta sequence
mud ball in fluvial sandy gravel
Leaning toward fluvial gravel in delta sequence here
More fluvial gravel
lateral extent of gravel from local vista
the muds below the gravel
flat-lying muds with penguin
Late Holocene tephra in alluvial inset
looking along strike of the W fault
along strike of W fault
the pre-Eetza muds on river left (East side)
small landslide involving pre-Eetza muds.
Foresets in muds evident below photo center.
mud with Apache(?) copter for scale
View toward the ox gravels...a beach deposit from low in the section
soft sed def in fluvial sand / shallow lacustrine sand?
laminated muds above the deformed sands
Delta bluff with rattlesnake
extensive gravel unit in section and exhumed in this area. Leaning fluvial
Morrison's section...cover of DNAG volume