Indiana Geology Glossary - Search Results

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Fort Wayne Moraine: A large curved ridge composed of clayey till of the Lagro Formation centered on the City of Fort Wayne in northeastern Indiana. This ridge was deposited as an end moraine of the Erie Lobe of the late Wisconsin ice sheet before it retreated from Indiana approximately 12,000 years ago.
moraine: Broadly arcuate to linear hummocky ridge deposited where an ice margin became stationary for a protracted period of time.
recessional moraine: A moraine that formed where the ice margin stabilizes during a general retreat of the glacier; See: moraine
terminal moraine: A moraine that marks the maximum extent of the ice margin.; See: moraine
Wabash Moraine: A large curved ridge composed of clayey till of the Lagro Formation located west of the St Joseph and St. Mary’s Rivers in northeastern Indiana. This ridge was deposited as an end moraine of the Erie Lobe of the late Wisconsin ice sheet before it retreated from Indiana approximately 12,000 years ago.