Indiana Geology Glossary - Search Results

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fan: Wedge-shaped body of sediment (usually sand and gravel) with a roughly semicircular map pattern and a gentle to steep upper surface that slopes away from the head or apex of the body.
ice-contact fan: Fan deposited against the front of a glacier or atop and amidst blocks of ice.; See: fan
outwash fans: A fan-shaped accumulation of mostly sand and gravel deposited by glacial meltwater streams, and typically radiating from one or more distinct apexes along a moraine or other ice marginal position.