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You are browsing the archive for Friday Fold Archives - Mountain Beltway.

14 February 2019

Friday fold: an arch of gypsum in Sicily

Ahh, Sicily on a Friday morning. Join us to examine a spectacular arch of gypsum from the Messinian evaporite package.

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8 February 2019

Friday fold: Falte an der Riedbergpaßstraße im Allgäu

A Friday fold from Germany showing an overturned sequence of sedimentary layers. Bedding / cleavage relationships show which limb is tectonically inverted. Furthermore, this fold was an “Aha!” moment for the budding geological mind of a small boy.

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1 February 2019

Friday fold: Two spectacular folds from Oman

The William & Mary “Rock Music” class has returned from Oman, bearing cultural insights and Friday fold photos!

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25 January 2019

Friday folds: more Marli Miller

Four Friday folds from Marli Miller’s online photo archive of geological images.

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18 January 2019

Friday fold: Saluda Dam, South Carolina

Scott White (@SeafloorScott) of the University of South Carolina pitched in with today’s Friday fold: Click to enlarge This shows a section of high grade gneiss in the spillway of the Saluda Dam in Columbia, South Carolina. Zooming in there, you can see a nice fold hinge on the left edge: Although I don’t know the precise location of this outcrop, I did a bit of internet sleuthing… According to …

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11 January 2019

Friday fold: more from Utah

For the final Friday fold of 2018, we return to Utah’s Slate Canyon, where “Mountain Beltway” reader Octavia Sawyer shares an anticline with parasitic folds shaped like “sea serpents.”

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21 December 2018

Friday fold: Samaria Gorge, Crete II

The Friday fold is a guest submission from AGU’s new Chief Digital Officer, and shows a spectacular set of recumbent folds in Crete.

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14 December 2018

Friday fold: Titus Canyon Anticline

A guest Friday fold brings us to a position in the sky somewhere over eastern Death Valley National Park. Join us in contemplating the Titus Canyon Anticline.

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23 November 2018

Friday fold: loopy limestone in Utah

The countryside near Provo, Utah yields a terrific Friday fold in an outcrop of Cambrian limestone.

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16 November 2018

Friday folds: more deformation from Cinque Terre, Italy

A return to coastal Italy on this wintry Friday… You’ll recall that The Other Callan shared some fold imagery with us a few weeks back as he explored the Cinque Terre region of Italy. He is back in the States now, and has been kind enough to share his geology-themed photos with me, so I can share them with you. Take a gander: Several people more familiar with these rocks …

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