Live geoblogging: assessment

What do you think, folks? Do you like seeing field photos as I take them? Should I continue the Transect Trip instant photoblog series tomorrow as we traverse the Valley & Ridge?

Transect Trip 13: a better plume!

Okay… That last plumose structure was nothing compared to this beauty…

Transect Trip 12: plume du jour

Spectacular plumose structure on rusty joint surface Weverton Formation:

Transect Trip 11: bedding/cleavage

Bedding and cleavage intersect in the Weverton Fm.

Bedding = Cambrian

Cleavage = late Paleozoic (Alleghanian)

Transect Trip 10: en echelon tension gashes

Gorgeous back-rotated quartz-filled tension gashes in the Antietam Fm. Sinistral sense of shear:

Transect Trip 9: Skolithos B

Side view of Skolithos tubes:

Transect Trip 8: Skolithos A

Looking down on Skolithos ichnofossils in the Antietam Fm. quartz sandstone:

Transect Trip 7: mudchips

A few rip-up clasts in arkosic matrix (Swift Run Fm.):

Transect Trip 6: coarser Swift Run

Live geoblogging continues… Here’s some nice round quartz pebbles in the Swift Run Fm:

Transect Trip 5: bedding in the Swift Run

Neoproterozoic arkose and mudstone above the basement complex: