buckle fold

buckle fold

[′bək·əl ‚fōld]
(geology)
A double flexure of rock beds formed by compression acting in the plane of the folded beds.
References in periodicals archive ?
The result: The flashy star-and-pistol-clad buckle folds down into a shelf, and a spring-loaded ring pops up to accommodate the wearer's can or bottle.
The limestone beds ate highly deformed with inclined to recumbent buckle folds discordantly overlying an unfolded but finely laminated horizon at the base of the formation (Fig.