bearing strata

См. также в других словарях:

• water-bearing — ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷ adjective : yielding or holding water : laden with percolating water : permeable by water water bearing strata …   Useful english dictionary

• 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

• Polystrate fossil — [ Nova Scotia, Canada (printed 1868).] Polystrate or upright fossil describes fossils of single organisms (such as tree trunks) that run through more than one geological strata. Entire fossil forests have been discovered [… …   Wikipedia

• Deep foundation — A deep foundation installation for a bridge in Napa, California, United States …   Wikipedia

• Carboniferous Period — Interval of geologic time 354–290 million years ago, marked by great changes in world geography. All the landmasses drew closer together as a result of tectonic plate movements. The supercontinent Gondwana occupied much of the Southern Hemisphere …   Universalium

• Seatearth — is a British coal mining term, which is used in the geological literature. As noted by Jackson (1997), a seatearth is the layer of sedimentary rock underlying a coal seam. Seatearths have also been called seat earth , seat rock , or seat stone in …   Wikipedia

• Arabia — /euh ray bee euh/, n. a peninsula in SW Asia, including Saudi Arabia, Yemen Arab Republic, People s Democratic Republic of Yemen, Oman, the United Arab Emirates, Qatar, and Kuwait: divided in ancient times into Arabia Deserta, Arabia Petraea, and …   Universalium

• silica mineral — Any of the forms of silicon dioxide (SiO2), including quartz, tridymite, cristobalite, coesite, stishovite, melanophlogite, lechatelierite, and chalcedony. Various kinds of silica minerals have been produced synthetically. * * * Introduction… …   Universalium

• veld — /velt, felt/, n. the open country, bearing grass, bushes, or shrubs, or thinly forested, characteristic of parts of southern Africa. Also, veldt. [1795 1805; < Afrik < D: FIELD] * * * ▪ grasslands, Africa Introduction Afrikaans“field”  name given …   Universalium

• groundwater — [groundwôt΄ər] n. water found underground in porous rock strata and soils, as in a spring: also written ground water * * * ground water also ground·wa·ter (groundʹwô tər, wŏt ər) n. Water beneath the earth s surface, often between saturated soil… …   Universalium

• coal measures — Geol. 1. coal bearing strata. 2. (caps.) in Europe, a portion of the Carboniferous System, characterized by widespread coal deposits. [1655 65] * * * Major division of Upper Carboniferous (323–290 million years ago) rocks and time in Great… …   Universalium