Friday fold: Mars Hill terrane

Today’s Friday Fold comes to us via Pete Berquist of Thomas Nelson Community College in Hampton, Virginia. Check it out: Pete explains what’s going on here: I cannot provide an exact location but this is within the Mars Hill Terrane (MHT), which is an distinctive swath of Mesoproterzoic basement extending ~50 km x 100 km … Read more

Duke Stone

I wrote last fall about my visit to the Duke Quarry, home of a charismatic metavolcanic rock used to face buildings on the campus of Duke University in Durham, North Carolina. Here’s a sample of the “Duke Stone” that I brought back to NOVA, cut, polished, lacquered, and scanned. It’s quite lovely. You can click … Read more