释义 |
cross-stratification
cross-strat·i·fi·ca·tion C5797000 (krôs′străt′ə-fĭ-kā′shən, krŏs′-)n. An arrangement of sediment strata deposited at an angle to the prevalent orientation of stratification, usually produced by the migration of sand dunes or ripples.cross-stratification
cross-stratification[′krȯs ‚strad·ə·fə′kā·shən] (geology) cross-bedding |