flows E and NW to Little Gerstle River 11 mi. SW of that streams's junction with Tanana River and 36 mi. SE of Delta Junction Alaska Range
Local name reported in 1937 by U.S. Geological Survey (USGS). Pegmatite is a coarse-grained igneous rock usually found in dikes.
Donna Lake, Little Donna Lake, South Johnson Lake,
Ridges:Rivers:Streams:Dougherty Creek, Elting Creek, George Creek, Pegmatite Creek, Prospect Creek, Sheep Creek,