fine-grained sediment
61Taconic orogeny — The Taconic orogeny was a great mountain building period that perhaps had the greatest overall effect on the geologic structure of basement rocks within the New York Bight region. The effects of this orogeny are most apparent throughout New… …
62stratification — /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… …
63Kayenta Formation — The Kayenta Formation is a geologic layer in the Glen Canyon Group that is spread across the Colorado Plateau province of the United States, including northern Arizona, northwest Colorado, Nevada, and Utah. This rock formation is particularly… …
64Mount Edziza volcanic complex — Mount Edziza, one of the main volcanoes of the Mount Edziza volcanic complex Elevation …
65Anthropology and Archaeology — ▪ 2009 Introduction Anthropology Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …
66environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
67Dike (geology) — Banded gneiss with dike of granite orthogneiss. An intrusion (Notch Peak monzonite) inter fingers (partly as a dike …
68Sequence stratigraphy — is a relatively new branch of geology that attempts to link relative sea level changes to sedimentary deposits. The essence of the method is mapping of strata based on identification of surfaces which represent time lines (e.g. subaerial… …
69Rock cycle — rocks do not remain in equilibrium and are forced to change as they encounter new environments. The rock cycle is an illustration that explains how the 3 rock types are related to each other and how processes change from one type to another over… …
70mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …
