recumbent fold


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recumbent fold

[ri′kəm·bənt ′fōld]
(geology)
An overturned fold with a nearly horizontal axial surface. Also known as reclined fold.
References in periodicals archive ?
Given its age, the tourmaline gneiss is interpreted to have intruded following recumbent fold development.
West-vergent recumbent folds in the Woodland and Kendall Mountain near the contact with the Digdeguash in Maine suggest that the St.
Doubly plunging folds involving the Carys Mills, Smyrna Mills, and Madrid formations in the northeastern part of the study area are interpreted as an interference pattern caused by refolding of early recumbent folds by later upright structures.
However, deformation is evident towards the base of the Macumber Formation where a series of large inclined to recumbent folds are developed that resemble the slump structures at MacIsaacs Point.
The structures include recumbent folds, boudins, small-scale normal faults, and calcite veins, from which the timing of deformation and the direction of extension can be determine.