Quidi Vidi Formation is an Ediacaran
stratigraphic unit consisting of red
sandstone deposited on an
alluvial plain
An alluvial plain is a largely flat landform created by the deposition of sediment over a long period of time by one or more rivers coming from highland regions, from which alluvial soil forms. A floodplain is part of the process, being the sma ...
.
References
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Ediacaran Newfoundland and Labrador