alluvial fans
Identification code: 300008759
Hierarchy classification:
Narrower term/s
Alternative term/s
- alluvial fan
- fans, alluvial
Anotations
Scope note:
Designates sloping, fan-shaped masses of sediment deposited by a watercourse at the place where it leaves a constricted course or upland and emerges into a broad valley or a plain.
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