The processes that creates gneiss can recreate normal granite if carried on long enough, and gneiss can also form from gabbro or shale. Schist and quartzite may be formed alongside gneiss, along with other types of metamorphic rock formed from igneous rocks. Gneiss is very common and actually forms the majority of the Earth's lower crust, so any deep tunneling encounters gneiss.
Inventoried roadless area. Inventoried Roadless Areas are a group of United States Forest Service lands that have been identified by government reviews as lands without existing roads that could be suitable for roadless area conservation as wilderness or other non-standard protections.
consists of the Non-Movement Area and the Movement Area. Non-Movement Area The Non-Movement Area (see map on pg. 3) is defined as the taxilanes and ramp areas not under the control of the Air Traffic Control Tower. The Non-Movement Area consists of aircraft gates, the central terminal, the North and South Satellites, cargo facilities, hardstands (where aircraft often