Tecnological tests of the pegmatites waste at Alto Dois Irmãos/PB in the Borborema Pegmatitic Province/BPP

Autor: Gerson Ferreira da Silva, Irineu Antônio Schadach Brum, Vinícius Rewel do Nascimento Cordeiro, Emily Mayer de Andrade Becheleni, Defsson Douglas de Araújo Ferreira

Publikováno v: REM: International Engineering Journal, Vol 77, Iss 1, Pp 57-64 (2023)

Abstract In the county of Pedra Lavrada - PB, various mineral occurrences of pegmatite are observed with prominence at Alto Dois Irmãos - PB, where quartz, feldspar and mica are mined. The understanding of mineral constituents is fundamental to defi

Externí odkaz: https://doaj.org/article/478c4d0a223c462aa599be8f9dfa4738

Photocatalytic degradation of ferricyanide as synthetic gold mining wastewater using TiO2 assisted by H2O2

Autor: Diana Fernanda Caicedo, Irineu Antônio Schadach Brum, Luis Andrés Betancourt Buitrago

Publikováno v: Repositório Institucional da UFRGS
Universidade Federal do Rio Grande do Sul (UFRGS)
instacron:UFRGS
REM-International Engineering Journal, Volume: 73, Issue: 1, Pages: 107-99, Published: 20 DEC 2019
REM: International Engineering Journal, Vol 73, Iss 1, Pp 99-107 (2019)
REM-International Engineering Journal v.73 n.1 2020
REM-International Engineering Journal
Fundação Gorceix (FG)
instacron:FG

Ferricyanide Fe(CN) 6 3- is one of the most stable cyanometallic complexes present in the gold mining effluents. This cyanocomplex is hard to degrade by natural attenuation and generates a negative impact on aquatic environments. Although free cyanid

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e6a9e1eca7b111a658206bb5a44aa215
https://doi.org/10.1590/0370-44672019730042