heavy minerals

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• Heavy mineral sands ore deposits — Heavy minerals (dark) in a quartz beach sand (Chennai, India). Heavy mineral sands are a class of ore deposit which is an important source of zirconium, titanium, thorium, tungsten, rare earth elements, the industrial minerals diamond …   Wikipedia

• heavy mud — /hɛvi ˈmʌd/ (say hevee mud) noun a drilling mud having a high specific gravity, usually attained by adding powdered heavy minerals such as ground barytes to normal drilling mud …  

• Heavy spar — Heav y spar (Min.) Native barium sulphate or barite, so called because of its high specific gravity as compared with other non metallic minerals. [1913 Webster] …   The Collaborative International Dictionary of English

• Heavy solution — Solution So*lu tion (s[ o]*l[=u] sh[u^]n), n. [OE. solucion, OF. solucion, F. solution, fr. L. solutio, fr. solvere, solutum, to loosen, dissolve. See {Solve}.] 1. The act of separating the parts of any body, or the condition of undergoing a… …   The Collaborative International Dictionary of English

• heavy solution — noun : a liquid of high density (as a solution of mercury iodide in potassium iodide or of the cadmium salt of a borotungstic acid) used especially in determining the specific gravities of minerals and in separating them when mechanically mixed …   Useful english dictionary

• Cornwall Minerals Railway — [v · d · …   Wikipedia

• King Fahd University of Petroleum and Minerals — Infobox University name = King Fahd University of Petroleum Minerals جامعة الملك فهد للبترول و المعادن Ǧāmaʿat al Malik Fahd Lilbetrūl wa al Maʿādin | motto =وقل ربي زدني علما Say my Lord Increase me in Knowledge (English) established = 1963… …   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

• Geology of Mars — Mars   Mars as seen by the Hubble Space Telescope Designations …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• Indian Rare Earths Limited — On August 18 1950, Indian Rare Earths Limited (IREL) was incorporated as a private limited company jointly owned by the Government of India and Government of Travancore, Cochin with the primary intention of taking up commercial scale processing… …   Wikipedia