Browsing the archives for the geology tag

In the Steps of Finn MacCool (Giant’s Causeway)

  This October I had a chance to mix two of my hobbies, geology and mythology, on the Giant’s Causeway in northern Ireland. Geologists tell us that the Giant’s Causeway is a beautiful example of columnar basalt, lava that cooled slowly and cracked into enormous columns of four to eight sides. The audio guide provided by […]