The document describes different rock formations found around Pitchoff Mountain and Cascade Mountain in the Adirondacks. It notes that Pitchoff Mountain contains hornblende granite with large crystals. Cascade Mountain's summit is composed of gabbroic anorthosite containing plagioclase and dark minerals. The document also discusses how heavy rains and Hurricane Irene caused flooding in 2011, widening slides and exposing more minerals in the area.