phosphate rock

phosphate rock
noun Date: 1870 a rock that consists largely of calcium phosphate usually together with other minerals (as calcium carbonate), is used in making fertilizers, and is a source of phosphorus compounds

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Phosphate rock — or phosphorite is a general description applied to several kinds of rock which contain significant concentrations of phosphate minerals, which are minerals that contain the phosphate ion in their chemical structure.Many kinds of rock contain… …   Wikipedia

  • phosphate rock — ☆ phosphate rock n. any rock, esp. phosphorite, containing large amounts of phosphates, used as a raw material for making fertilizers, phosphorous chemicals, etc …   English World dictionary

  • phosphate rock — noun : a rock that consists of calcium phosphate largely in the form of apatite or carbonate apatite usually together with calcium carbonate and other minerals, that is useful in fertilizers and is a source of phosphorus compounds, and that… …   Useful english dictionary

  • phosphate rock — phosphorite. [1865 70] * * * ▪ Table Phosphate rock country mine production 2006 (metric tons)* % of world mine production demonstrated reserves 2006 (metric tons)* % of world demonstrated reserves China 32,000,000 22.1    13,000,000,000 26.0   … …   Universalium

  • phosphate rock — /ˈfɒsfeɪt rɒk/ (say fosfayt rok) noun a sedimentary rock containing calcium phosphate …   Australian English dictionary

  • Rock phosphate — is a general term for rock that contains a high concentration of phosphate minerals, which commonly belong to the apatite group. Phosphate rock minerals are the only significant global resources of phosphorus. Phosphorus is an essential element… …   Wikipedia

  • Phosphate — Systematic name …   Wikipedia

  • Phosphate minerals — are those minerals that contain the tetrahedrally coordinated phosphate (PO43 ) anion along with the freely substituting arsenate (AsO43 ) and vanadate (VO43 ). Chlorine (Cl ), fluorine (F ), and hydroxide (OH ) anions also fit into the crystal… …   Wikipedia

  • Phosphate —  Ne doit pas être confondu avec Roche phosphatée. Phosphate …   Wikipédia en Français

  • phosphate — /fos fayt/, n. 1. Chem. a. (loosely) a salt or ester of phosphoric acid. b. a tertiary salt of orthophosphoric acid, as sodium phosphate. 2. Agric. a fertilizing material containing compounds of phosphorus. 3. a carbonated drink of water and… …   Universalium

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