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13 May 2012
Well, I had planned to work on my Bancroft posts this week, but in all the packing hoopla I realized that I left my field notes in Buffalo, which doesn’t help me much while I’m here in Los Alamos. So you’re just going to have to settle for some photos from the hike I took yesterday along the Quemazon trail to the Cave of the Winds.
25 April 2012
Volcanic tuff isn’t a particularly strong rock, but it easy to carve and shape, which is why it’s a very popular building material. Naples, Italy is especially known for this; the Neapolitan Yellow Tuff, Campanian Ignimbrite and Piperno Tuff, all formed by eruptions of the Campi Flegrei caldera, are three of the units quarried the most often for dimension stone. In “How tough is tuff in the event of fire?”, M. J. Heap et al. take a look at a potential threat to structures built from tuff.