- magnetic sandstone
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• магнетитовый песчаник• черный шлих• шлих
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Matilija Sandstone — Stratigraphic range: Eocene Outcrop of the Matilija Sandstone in the Santa Ynez Mountains, California. Type sedimentary Und … Wikipedia
Coldwater Sandstone — Stratigraphic range: Middle and upper Eocene Coldwater Sandstone, Santa Ynez Mountains, north of Santa Barbara, California Type sedimentary … Wikipedia
Typical magnetic properties of rocks — ▪ Table Typical magnetic properties of rocks rock Jn natural remanent magnetization (10−5 electromagnetic units per cubic centimetre) k magnetic susceptibility (10−5 electromagnetic units per cubic centimetre) ratio* Qn=Jn/k·Hex Igneous granite… … Universalium
Geology of Tasmania — Tasmania has a varied geological history, with the world s biggest exposure of diabase, or dolerite. Rocks from the Neoproterozoic, Paleozoic and Mesozoic time periods appear. It is one of the few southern hemisphere areas glaciated during the… … Wikipedia
Geology of the Australian Capital Territory — Australia grew around three fused pieces of very ancient continental crust (cratons). The geology of the Australian Capital Territory includes rocks dating from the Ordovician around 480 million years ago, whilst most rocks are from the Silurian … Wikipedia
rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… … Universalium
Rock — /rok/, n. a male given name. * * * I In geology, a naturally occurring and coherent aggregate of minerals. The three major classes of rock igneous, sedimentary, and metamorphic are based on the processes that formed them. These three classes are… … Universalium
dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or … Universalium
geochronology — geochronologic /jee oh kron l oj ik/, geochronological, adj. geochronologist, n. /jee oh kreuh nol euh jee/, n. the chronology of the earth, as based on both absolute and relative methods of age determination. [1890 95; GEO + CHRONOLOGY] * * *… … Universalium
Concretion — For other uses, see enterolith and nodule (geology). Septaria redirects here. For the genus of gastropods, see Septaria (gastropod). Concretions on Bowling Ball Beach (Mendocino County, California) weather out of steeply tilted Cenozoic mudstone… … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium