Geology
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Brooklyn Stalactites
Here at Backyard and Beyond, we spare no wonder for our natural and unnatural world. In the Bergen St. F/G subway station in Brooklyn, these stalactites descend from both platforms. They’re classic soda straw formations, hollow through the center. They are also, obviously, not exactly like the ones you’d find in a cave. (Frankly, you…
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Two Projects of Note
The marvelously named “Friends of The Pleistocene” and Smudge Studio are working on a geological guide to the city’s building materials as a way to show how geological time very much intersects with human time. The work is called Geologic City: A Field Guide to the GeoArchitecture of New York and I’m really looking forward…
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LDEO
Last Saturday, I went up to Columbia University’s Lamont-Doherty Earth Observatory for their annual Open House. I’ve passed the sign on 9W several times over the years, and really only noticed the “observatory” part of the sign; I thought it was an astronomical observatory, built before city and suburb light pollution pretty much ruined East…
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Geological Ruminations II
A trip to Iceland concentrates the mind on the subject of volcanism. Split between the separating-at-two-centimeters-a-year North American and Eurasian plates, Iceland is astride a tremendously deep plume of magma known as a hot spot. It has some major volcanoes, including Grimsvotn, Katla, Hekla, Krafla, and Laki. In 1963, a whole new island, Surtsey, named…
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Geological Ruminations
I wish I knew more about geology. It is not a subject suitable for book learnin’. Still, I’m interested. My samples of NYC regional rock include Manhattan schist, purplish diabase from the Palisades Sill, and Staten Island serpentine. But poor Brooklyn, being terminal moraine and outwash plain, is just a jumble of gravel and clays…
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