cross-stratification
1cross-stratification — Arrangement of strata inclined at an angle to the main stratification. This is a general term having two subdivisions; cross bedding, in which the cross strata are thicker than 1 cm, and cross lamination, in which they are thinner than 1 cm. A …
2Hummocky cross-stratification — is a form of cross bedding usually formed by the action of storms. It takes the form of a pile of smiles , crosscutting the crescents below.While it is usually formed in marine settings by the action of storms, it may also be deposited in fluvial …
3Cross-bedding — Crossbedding of sandstone near Mt. Carmel road, Zion Canyon, indicating wind action and sand dune formation prior to formation of rock (NPS photo by George A. Grant, 1929) …
4cross-bedding — a) Cross stratification in which the cross beds are more than 1 cm in thickness. b) A cross bedded structure; a cross bed. Compare: cross lamination. GG …
5cross-lamination — a) Cross stratification characterized by cross beds that are less than 1 cm in thickness. b) A cross laminated structure; a cross lamina. Compare: cross bedding. GG …
6cross-bedded — cross bedding, n. /kraws bed id, kros /, adj. Geol. having irregular laminations, as strata of sandstone, inclining in various directions not coincident with the general stratification. [CROSS + bedded (see BED, ED2)] * * * …
7cross|bed|ded — «KRS BEHD ihd, KROS », adjective. Geology. having an original lamination oblique to the main stratification …
8cross|bed|ding — «KRS BEHD ihng, KROS », noun. Geology. apparent lines of stratification crossing the real ones; false bedding …
9stratification — /strat euh fi kay sheuhn/, n. 1. the act or an instance of stratifying. 2. a stratified state or appearance: the stratification of ancient ruins from eight different periods. 3. Sociol. the hierarchical or vertical division of society according… …
10cross-bedded — ˈ ̷ ̷| ̷ ̷ ̷ ̷ adjective Etymology: cross (V) : having minor beds or laminae lying oblique to the main beds of stratified rock cross bedded sandstone * * * cross bedding, n. /kraws bed id, kros /, adj. Geol. having irregular laminations …
