复理岩(英语:Flysch)是指一系列沉积岩层,从深水和浊积流沉积物演变到浅水页岩和砂岩[1]。复理岩由重复的沉积循环组成。每一循环有向上颗粒变细的特征。通常循环底部是砾岩或角砾岩,逐渐向上演变为砂岩和页岩/泥岩[2]。复理岩一般形成在前陆盆地磨拉岩下部。代表盆地从深水盆地缓慢地被填满后变成陆相山麓盆地的过程[3]
Moores, Eldridge M.; Twiss, Robert J. (2000). Tectonics (3rd print ed.). New York: Freeman. pp. 265–266. ISBN 0716724375
Labhart, Toni P. (2005). Geologie der Schweiz [Geology of Switzerland] (in German) (7th ed.). Bern: Ott Verlag. p. 64. ISBN 3-7225-0007-9
Einsele, Gerhard (2000). Sedimentary Basins : Evolution, Facies, and Sediment Budget (2nd ed.). Berlin: Springer. pp. 210–211. ISBN 9783540661931