ground barite

См. также в других словарях:

• barite — /bair uyt, bar /, n. a common mineral, barium sulfate, BaSO4, occurring in white, yellow, or colorless tabular crystals: the principal ore of barium. Also, barytes. Also called heavy spar. [1780 90; BAR(YTES) + ITE1] * * * or barytes or heavy… …   Universalium

• barite —    1. A cave mineral BaSO4.    2. A natural finely ground barium sulfate used for increasing the density of drilling fluids [6] …   Lexicon of Cave and Karst Terminology

• Baryte — (barite) Baryte crystals on dolomite from Cumbria, England (size: 5.4×4.6 cm) General Category Sulfate mineral, barite group …   Wikipedia

• Harz — Mountains redirects here. For the district of the same name, see Harz (district). Harz Range Country Germany …   Wikipedia

• Drilling fluid — This article is about fluids used when drilling a well. For fluids used with drill bits during metal working, see cutting fluid. Driller pouring a foaming agent down the rod string on a drilling rig In geotechnical engineering, drilling fluid is… …   Wikipedia

• luminescence — luminescent, adj. /looh meuh nes euhns/, n. 1. the emission of light not caused by incandescence and occurring at a temperature below that of incandescent bodies. 2. the light produced by such an emission. [1885 90; < L lumin (see LUMEN) +… …   Universalium

• United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …   Universalium

• History of Trumbull, Connecticut — Trumbull, Connecticut   Town   Flag …   Wikipedia

• Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting …   Wikipedia

• Italy — /it l ee/, n. a republic in S Europe, comprising a peninsula S of the Alps, and Sicily, Sardinia, Elba, and other smaller islands: a kingdom 1870 1946. 57,534,088; 116,294 sq. mi. (301,200 sq. km). Cap.: Rome. Italian, Italia. * * * Italy… …   Universalium

• Pakistan — /pak euh stan , pah keuh stahn /, n. 1. Islamic Republic of, a republic in S Asia, between India and Afghanistan: formerly part of British India; known as West Pakistan from 1947 71 to distinguish it from East Pakistan (now Bangladesh).… …   Universalium