bulk of reservoir rock
61Geography of Washington, D.C. — Map showing Washington, D.C. s location in relation to the surrounding states of Maryland and Virginia Washington, D.C., US, is located at …
62Samarium-neodymium dating — is useful for determining the age relationships of rocks and meteorites, based on decay of a long lived Sm isotope to a radiogenic Nd isotope. Nd isotope ratios are used to provide information on the source of igneous melts as well as to provide… …
63List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
64biogeochemical cycle — [bī΄ō jē΄ō kem′i kəl] n. the cycle in which nitrogen, carbon, and other inorganic elements of the soil, atmosphere, etc. of a region are converted into the organic substances of animals or plants and released back into the environment * * * ▪… …
65Egypt — • Provides information on history, religion, and literature Catholic Encyclopedia. Kevin Knight. 2006. Egypt Egypt † …
66Sierra de Guadarrama — Sub Range Peaks of La Pedriza …
67Marine Corps Test Unit — #1 Active 1 July 1954 19 June 1957 Country United States Allegiance Department of the Navy Branch United States Marine Corps The …
68List of maritime disasters — An advertisement for soap, using RMS Titanic (1912) A maritime disaster is an event which usually involves a ship or ships and can involve military action. Due to the nature of maritime travel, there is often a large loss of life. This transport… …
69Daniel Boone National Forest — IUCN Category VI (Managed Resource Protected Area) …
70Course of the Klamath River — The Klamath River is a river in southern Oregon and northern California in the United States. This article describes its course. Contents 1 Oregon 2 Far northern California 3 Weitchpec to mouth …
