Solution mining : leaching and fluid recovery of materials / Robert W. Bartlett
- Bartlett, Robert W.
- Philadelphia : Gordon and Breach Science Publishers, 
- Copyright Date:
- Physical Description:
- xxxii, 276 pages : illustrations, maps ; 24 cm
- HEAP LEACHING GOLD (SILVER) ORES-THEORY: Disseminated gold ore deposits -- Gold leaching chemistry -- Modeling disseminated gold ore heap -- Leaching extractions -- HEAP LEACHING GOLD (SILVER) ORES-PRACTICE: Ore preparation -- Heap construction -- Solution distribution -- Solution ponds -- Solution chemical control -- Gold (silver) separation from dilute -- Leaching solutions -- Ore testing -- Project economics -- Refractory ore -- ENVIRONMENTAL CONTROL IN PERCOLATION LEACHING: Environmental concerns -- Percolation leach pad design -- Leach pad site selection -- Solution collection and pond design -- Seepage -- Heap failures -- Water balance -- Cyanide destruction -- Permitting -- PERCOLATION LEACHING OXIDIZED AND SECONDARY SULFIDE COPPER MINERALS: Copper ore deposit geology -- Consequences of different copper ore types -- Mineralogy and leaching chemistry of oxide copper ore -- Bluebird mine oxide copper ore heap leaching practice -- Copper solvent extraction/electrowinning -- Underground copper leaching practice -- Leach extraction from oxide copper ore rock fragments -- The shrinking core model of oxide copper ore rock leaching -- Example of the shrinking core model for oxide copper ore leaching -- Vertical solution variations in heap leaching oxide copper ores -- Shallow lift (thin layer) leaching and acid cure leaching -- Leaching secondary sulfide copper minerals -- Ferric sulfate generation -- Ferric cure leaching process --, PERCOLATION LEACHING COPPER MINE WASTE (PRIMARY SULFIDES): Overview of copper mine dump leaching practice -- Sulfide minerals -- Biologically enhanced oxidative leaching of sulfide minerals -- Limiting copper oxidation rates in copper dump leaching -- Iron removal from copper leach solution -- Copper separation -- Acid weathering of gangue minerals -- Characteristics of as-mined rock fragments -- Rock leaching mechanism and implications for forecasting production -- Leaching production forecasting -- Acid usage in copper dump leaching -- Managing sulfide mineral leaching operations -- SOLUTION FLOW AND AIR FLOW DURING PERCOLATION LEACHING: Solution and air flow regions in fragmented rock -- Solution retention and capillarity -- Hydraulic conductivity versus intrinsic permeability -- Percolation flow rates and flooding -- Solution percolation flow rates and washing sweep efficiency -- Intrinsic permeability and rock fragment sizes -- Agglomeration to improve intrinsic permeability -- Optimum solution application and irrigation rates -- Natural air convection in heaps and dumps -- Forced air ventilation of heaps and dumps -- Rubblization with chemical explosives -- IN SITU FLOODED LEACHING: Ore deposit types -- Modified in situ (flooded) leaching of fragmented copper deposits -- True in situ (flooded) leaching of copper ore deposits -- Uranium ore deposit geology -- Uranium leaching chemistry -- Flooded leaching with wells -- Pregnant liquor recovery using wells -- Evaluating ore deposits for in situ (flooded) leaching -- Well patterns -- Well completion -- Well stimulation -- Waste water treatment and aquifer restoration -- Uranium solution mining environmental restoration -- Economics of in situ leaching copper ore deposits --, and IN SITU LEACHING HYDROLOGY AND ENVIRONMENTAL CONTAINMENT: Steady state flow assumptions and definitions -- Flow to (from) a vertical well in a horizontal aquifer -- Flow from an injection well to a production well -- Well radius and skin effects -- Steady state flow for wellfield configurations -- Environmental containment -- EVAPORITES, BRINE AND SULFUR: Evaporite deposits and mineralogy -- Solution mining permeable evaporites -- Solution mining impermeable evaporites -- Searles lake brine -- Fort Cady borate in situ leaching -- Brine evaporative crystallization paths -- Salt recovery and separation processes -- Sulfur deposits -- The frasch process -- SOLAR EVAPORATION PONDS: Evaporation rates -- Salt deposits and brine entrainment -- Solar pond leakage -- Topography and engineering considerations -- Harvesting salt deposits -- NUMERICAL SIMULATION OF FRAGMENTED ROCK LEACHING: A review of diffusion controlled rock (ore fragment) leaching -- Rock (ore fragment) leaching with mixed kinetics -- Nonsteady state mixed kinetics model -- Reaction zone model: pseudo-steady state mixed kinetics -- In situ leaching of primary copper ore with sparged oxygen -- Mixed kinetics models compared with copper leaching experiments -- Simulated parametric leaching of fragmented primary copper ore -- Macromodel simulation of fragmented ore leaching.
- 2881245463 (hard)
- Bibliography Note:
- Includes bibliographical references and index.
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