Type up and turn in your description of the climb. Due next lab. Glacial Features Mount Katahdin is the only mountain in New England having features that appear to postdate or be contemporaneous with the Late Wisconsinan continental glaciation. Cirques are amphitheater-like basins carved by cirque glaciers. With a red pencil draw a line around the rim of each cirque basin you can identify.
Tarns are ponds or small lakes that occupy some cirque basins.
They form by the ponding of meteoric water on the shallow impermeable basin composing the cirque floor. Commonly a shallow bedrock lip dams the water on the down-valley side. Find and name any tarns that your see. With a blue pencil draw a line along each arete. Some geologists might argue that the Knife Edge is not a true arete.