sedimentary deposit
51biostrome — biostromal, adj. /buy euh strohm /, n. Geol. a bedded, blanketlike sedimentary deposit of organic origin built by marine organisms and including shell beds, flat reefs, and corals. [1930 35; BIO + Gk strôma layer, bed; see STROMA] * * * …
52Fiji — /fee jee/, n. 1. an independent archipelago of some 800 islands in the S Pacific, N of New Zealand, composed of the Fiji Islands and a smaller group to the NW: formerly a British colony, now a member of the Commonwealth of Nations. 792,441; 7040… …
53sapropel — sapropelic, adj. /sap reuh pel /, n. mud consisting chiefly of decomposed organic matter formed at the bottom of a stagnant sea or lake. [1905 10; SAPRO + pel < Gk pelós mud] * * * ▪ geology unconsolidated sedimentary deposit rich in… …
54turbidite — /terr bi duyt /, n. Geol. a sedimentary deposit laid down by a turbidity current. [1955 60; TURBID + ITE1] * * * …
55turbiditic — adjective Of, pertaining to, or arising from turbidite, a sedimentary deposit formed by a turbidity current …
56lagerstätte — noun A sedimentary deposit that exhibits extraordinary fossil richness or completeness. A fossil lagerstätte bearing the Guanling fauna of Yin Gongzheng et al. (2000, p. 23) occurs 7 to 10 m above the base of the Wayao Formation …
57turbidite — noun Any sedimentary deposit formed by a turbidity current. See Also: turbidity …
58Feathered dinosaur — Artist s impression of Anchiornis, illustrating feather arrangement and colors The realization that dinosaurs are closely related to birds raised the obvious possibility of feathered dinosaurs. Fossils of Archaeopteryx include well preserved… …
59pipe — 1. A generally small, sub cylindrical, vertical hole developed in an unconsolidated sedimentary deposit by the washing away of all or part of its fines content. Some pipes develop above points on a carbonate rock surface, such as joint… …
60distal — (sedimentology; adjective) Said of a sedimentary deposit consisting of fine clastics and deposited farthest from the source area. Compare: proximal. GG …
