trends S from unnamed ice field in Kenai Mts. to an unnamed stream 3 mi. N of North Arm Nuka Bay, 38 mi. E of Homer, Chugach Mts.
Descriptive name given by Grant and Higgins (1913, pl. 2), U.S. Geological Survey (USGS), and so named "because a huge rock splits or divides this glacier."
Ariadne Cove, Beauty Bay, Chance Cove, Chance Lagoon, James Lagoon, McArthur Cove, McCarty Fiord, McCarty Lagoon, Midnight Cove, Moonlight Bay, Morning Cove, North Arm Nuka Bay, Palisade Lagoon, Pilot Harbor, Quartz Bay, Shelter Cove, Surprise Bay, West Arm Nuka Bay, Yalik Bay,