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15 October 2014
As mentioned last week, I took a solo field trip north of Perissa, Santorini, Greece, in search of subducted rocks. The contact between the two main rock types (marble and schist) was prominent and visible from a great distance (see photos in previous post), but what was the nature of this contact? Did it represent conformable stratigraphy? Was it a fault? Here’s a closer look at the contact: In places, …
10 October 2014
Three folded sandstone slab-blobs will serve as today’s Friday folds. Meet the ploudins!
9 October 2014
While in Santorini, Greece, your humble geoblogger braves a warm afternoon to search the hillsides for evidence of subduction.
8 October 2014
A selection of “moon shots” from this morning’s lunar eclipse is presented.
6 October 2014
What can a little squiggle in a rock tell us? Stylolites in West Virginian limestone cut across the bedding plane, implying Alleghanian tectonic stresses.
3 October 2014
A glimpse out an airplane window reveals some Cycladean geology in the Aegean Sea. Somewhere down there among the metamorphic rocks is our Friday fold… but nary a volcano in sight.