-
1 cherty bed
nGEOL capa silícea f -
2 cherty
См. также в других словарях:
sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… … Universalium
Fernie Formation — (Group) Stratigraphic range: Jurassic Fernie shales exposed in the mountains near Fernie … Wikipedia
Roller cone bit — A roller cone bit is a drill bit used for drilling through rock, for example when drilling for oil and gas. [cite book | last = Hyne | first = Norman J. | title = Dictionary of Petroleum Exploration, Drilling Production | publisher = PennWell… … Wikipedia
Marble Falls, Texas — Marble Falls redirects here. For the location in the Ozarks, see Marble Falls, Arkansas. Marble Falls, Texas City … Wikipedia