Another collection in the “Earth Through a Microscope” series, these images showcase gneiss from the famous Matterhorn inZermatt, Switzerland. It was collected at the summit of the mountain by Karina Taugwalder, a descendent of Peter Taugwalder Sr. andPeter Taugwalder Jr. This father and son team were the guides of the first party to successfully reach the summit in 1865.While the base of the mountain is sedimentary rock, The summit is composed of gneiss from the Dent Blanche klippe. This klippe ispart of the Apulian plate which, geologically recently, broke from Africa and was deposited on the Tethys ocean. This mass latercollided with the European continental crust and resulted in the orogeny of the Matterhorn.