Mostrando 4 resultados de: 4
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Publisher
IPMI 38th Annual Conference "Precious Metals 2014: Back to the Future or Back to the Past"(2)
Bulletin of Environmental Contamination and Toxicology(1)
Environmental Science and Pollution Research(1)
Área temáticas
Economía de la tierra y la energía(2)
Minería y operaciones afines(2)
Ciencias de la tierra(1)
Ingeniería civil(1)
Ingeniería química(1)
Gravity concentration of gold in Nambija - Ecuador: The importance of process analysis for recovery success
Conference ObjectAbstract: Gold has been recovered from the Nambija mining zone by gravity concentration since the discovery ofPalabras claves:Autores:Ayala D.K., Espinosa P.A., Gustavo A. Muñoz, Patricio Colon Velásquez-López, Pazmiño I.C.Fuentes:scopusEvaluation of the project: Improvement of the working conditions of small-scale and artisanal mining in Ecuador. Historical background, current situation, and actions for the future
Conference ObjectAbstract: Small-scale gold mining in Ecuador takes place under precarious conditions basically due to lack ofPalabras claves:Autores:Ayala D.K., Espinosa P.A., Gustavo A. Muñoz, Patricio Colon Velásquez-López, Pazmiño I.C.Fuentes:scopusMercury Pollution in Soils from the Yacuambi River (Ecuadorian Amazon) as a Result of Gold Placer Mining
ArticleAbstract: Gold mining is known to generate important economic products but also to produce several types of coPalabras claves:Amalgamation, Mercury, Placer mining, PollutionAutores:Ayala D.K., Benítez P., Charo López-Blanco, Chinchay L., Collahuazo L., Torres S.Fuentes:scopusRemediation experiment of Ecuadorian acid mine drainage: geochemical models of dissolved species and secondary minerals saturation
ArticleAbstract: Acid mine drainage is one of the main environmental hazards to ecosystems worldwide and it is directPalabras claves:AMD, Hydro-geochemistry, Metal removal, Mine waste revalorization, Secondary mineral cycles, Water remediation, Zaruma-portovelo mining districtAutores:Ayala D.K., Barba-Brioso C., Boski T., Calderón E., Delgado J., Flavio López, Torres S.Fuentes:scopus