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Acid rock
Results: 92

#	Item
51	INACTIVE PRODUCTION ROCK SITES AND QUARRIES Add to Reading List Source URL: dnr.alaska.gov Language: English - Date: 2014-06-06 18:03:22 Acid mine drainage Environmental issues with mining Quarry Zinc Soil Leviathan Mine Chemistry Mining Matter
52	Fact Sheet #4 Acid Rock Drainage Acid Rock Drainage is a term used to describe a set of chemical reactions. These reactions occur when sulphur-containing rock is exposed to water and oxygen. In many ways, the Add to Reading List Source URL: www.faromine.ca Language: English - Date: 2010-08-05 16:02:28 Chalcogens Chemical elements Nonmetals Environmental issues with mining Acid mine drainage Acidithiobacillus Weathering Sulfur Properties of water Chemistry Matter Proteobacteria
53	120 PHOSPHATE ROCK (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: Phosphate rock ore was mined by 10 firms in 4 States, and upgraded into an estimated 39.7 million tons of marketable Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2001-02-01 13:11:32 Phosphate Phosphoric acid Monocalcium phosphate Fertilizer Diammonium phosphate Phosphogypsum Phosphorite Calcium phosphate Ammonium phosphate Chemistry Phosphates Phosphorus
54	122 PHOSPHATE ROCK (Data in thousand metric tons, unless noted) Domestic Production and Use: Phosphate rock ore was mined by 10 firms in 4 States, and upgraded into an estimated 45.5 million metric tons of marketable pr Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2004-03-29 16:13:46 Phosphorus Phosphoric acid Calcium phosphate Ammonium dihydrogen phosphate Fertilizer Ammonium phosphate Phosphorite Potash Thermphos International Chemistry Phosphates Monocalcium phosphate
55	120 PHOSPHATE ROCK (Data in thousand metric tons unless otherwise noted) Domestic Production and Use: Phosphate rock ore was mined by 6 firms at 12 mines in 4 States, and upgraded to an estimated 30.9 million tons of ma Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2009-02-02 08:22:47 Fertilizers Economic geology Phosphate minerals Organophosphates Phosphate Phosphorus Monocalcium phosphate Phosphoric acid Phosphorite Chemistry Matter Phosphates
56	124 PHOSPHATE ROCK (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: Phosphate rock ore was mined by nine firms in four States, and upgraded to an estimated 35.8 million tons of marketa Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2003-02-11 12:09:04 Phosphorus Monocalcium phosphate Fertilizer Phosphoric acid Phosphorite Office Chérifien des Phosphates Israel Chemicals Chemistry Matter Phosphates
57	124 PHOSPHATE ROCK (Data in thousand metric tons, unless otherwise noted) Domestic Production and Use: Phosphate rock ore was mined by 10 firms in 4 States, and upgraded into an estimated 42.5 million metric tons of mar Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 1997-03-07 11:29:52 Phosphoric acid Monocalcium phosphate Ammonium dihydrogen phosphate Calcium phosphate Fertilizer Ammonium phosphate Phosphorite Potash Feed phosphates Chemistry Phosphates Phosphorus
58	Phosphate Rock By Stephen M. Jasinski Domestic survey data and tables were prepared by Hoa P. Phamdang, statistical assistant, and the world production table was prepared by Glenn J. Wallace, international data coordinat Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2007-08-31 11:08:37 Phosphorus Monocalcium phosphate Phosphoric acid Fertilizer Phosphogypsum Phosphorite Feed phosphates Calcium phosphate The Mosaic Company Chemistry Phosphates Office Chérifien des Phosphates
59	PHOSPHATE ROCK By Stephen M. Jasinski Domestic survey data and tables were prepared by Hoa P. Phamdang, statistical assistant, and the world production table was prepared by Glenn J. Wallace, international data coordinat Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2004-09-14 12:24:24 Bone Valley Fertilizer Monocalcium phosphate Apatite Phosphorite Calcium phosphate Phosphoric acid Diammonium phosphate Phosphogypsum Chemistry Phosphates Phosphorus
60	118 PHOSPHATE ROCK (Data in thousand metric tons unless otherwise noted) Domestic Production and Use: Phosphate rock ore was mined by 6 firms at 12 mines in 4 States and upgraded to an estimated 26.1 million tons of mar Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2011-01-24 13:17:35 Economic geology Phosphate minerals Phosphorus Phosphate Phosphorite Phosphoric acid Fertilizer Office Chérifien des Phosphates Thermphos International Chemistry Matter Phosphates

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