Geochemistry of gold in Archean granulite facies terrains
Autor(a) principal: | |
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Data de Publicação: | 1976 |
Outros Autores: | |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UFBA |
Texto Completo: | http://www.repositorio.ufba.br/ri/handle/ri/9979 |
Resumo: | Texto completo. Acesso restrito. p. 113–123 |
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Repositório Institucional da UFBA |
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Sighinolfi, G.PaoloSantos, Adelaide M.Sighinolfi, G.PaoloSantos, Adelaide M.2013-04-22T19:33:19Z2013-04-22T19:33:19Z19760009-2541http://www.repositorio.ufba.br/ri/handle/ri/9979v. 17Texto completo. Acesso restrito. p. 113–123Gold distribution in Archean--Precambrian granulite facies terrains from Bahia state, Brazil, is investigated by means of flameless A.A. spectroscopy. The average Au content for 105 samples is 1.51 ppb, which is appreciably lower than normal values for intermediate- mafic igneous and sedimentary rocks. Gold distribution is discussed in terms of the possible effects of high-grade metamorphism and the composition of the initial material. Compositional patterns suggest that metamorphism had little influence on primary Au distribution. Alternatively, if Au was mobilized in the fluids generated by dehydration reactions, most of it would have been reprecipitated not far from the starting point. Acidintermediate igneous and non-mature sediments predominate within the initial material of the Archean granulites.Submitted by Santiago Fabio (fabio.ssantiago@hotmail.com) on 2013-03-04T18:56:05Z No. of bitstreams: 1 444.pdf: 1219822 bytes, checksum: 173472f434ba249a61ec053161db0aba (MD5)Approved for entry into archive by Rodrigo Meirelles(rodrigomei@ufba.br) on 2013-04-22T19:33:19Z (GMT) No. of bitstreams: 1 444.pdf: 1219822 bytes, checksum: 173472f434ba249a61ec053161db0aba (MD5)Made available in DSpace on 2013-04-22T19:33:19Z (GMT). No. of bitstreams: 1 444.pdf: 1219822 bytes, checksum: 173472f434ba249a61ec053161db0aba (MD5) Previous issue date: 1976SalvadorChemical Geologyhttp://dx.doi.org/10.1016/0009-2541(76)90025-5reponame:Repositório Institucional da UFBAinstname:Universidade Federal da Bahia (UFBA)instacron:UFBAGeochemistry of gold in Archean granulite facies terrainsChemical Geologyinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleenginfo:eu-repo/semantics/openAccessORIGINAL444.pdf444.pdfapplication/pdf1219822https://repositorio.ufba.br/bitstream/ri/9979/1/444.pdf173472f434ba249a61ec053161db0abaMD51LICENSElicense.txtlicense.txttext/plain1762https://repositorio.ufba.br/bitstream/ri/9979/2/license.txt1b89a9a0548218172d7c829f87a0eab9MD52TEXT444.pdf.txt444.pdf.txtExtracted texttext/plain11https://repositorio.ufba.br/bitstream/ri/9979/3/444.pdf.txtb308b7fe5c1c2bbdc0cb686d451b84aaMD53ri/99792022-08-08 13:20:16.072oai:repositorio.ufba.br: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Repositório InstitucionalPUBhttp://192.188.11.11:8080/oai/requestopendoar:19322022-08-08T16:20:16Repositório Institucional da UFBA - Universidade Federal da Bahia (UFBA)false |
dc.title.pt_BR.fl_str_mv |
Geochemistry of gold in Archean granulite facies terrains |
dc.title.alternative.pt_BR.fl_str_mv |
Chemical Geology |
title |
Geochemistry of gold in Archean granulite facies terrains |
spellingShingle |
Geochemistry of gold in Archean granulite facies terrains Sighinolfi, G.Paolo |
title_short |
Geochemistry of gold in Archean granulite facies terrains |
title_full |
Geochemistry of gold in Archean granulite facies terrains |
title_fullStr |
Geochemistry of gold in Archean granulite facies terrains |
title_full_unstemmed |
Geochemistry of gold in Archean granulite facies terrains |
title_sort |
Geochemistry of gold in Archean granulite facies terrains |
author |
Sighinolfi, G.Paolo |
author_facet |
Sighinolfi, G.Paolo Santos, Adelaide M. |
author_role |
author |
author2 |
Santos, Adelaide M. |
author2_role |
author |
dc.contributor.author.fl_str_mv |
Sighinolfi, G.Paolo Santos, Adelaide M. Sighinolfi, G.Paolo Santos, Adelaide M. |
description |
Texto completo. Acesso restrito. p. 113–123 |
publishDate |
1976 |
dc.date.issued.fl_str_mv |
1976 |
dc.date.accessioned.fl_str_mv |
2013-04-22T19:33:19Z |
dc.date.available.fl_str_mv |
2013-04-22T19:33:19Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://www.repositorio.ufba.br/ri/handle/ri/9979 |
dc.identifier.issn.none.fl_str_mv |
0009-2541 |
dc.identifier.number.pt_BR.fl_str_mv |
v. 17 |
identifier_str_mv |
0009-2541 v. 17 |
url |
http://www.repositorio.ufba.br/ri/handle/ri/9979 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.publisher.none.fl_str_mv |
Chemical Geology |
publisher.none.fl_str_mv |
Chemical Geology |
dc.source.pt_BR.fl_str_mv |
http://dx.doi.org/10.1016/0009-2541(76)90025-5 |
dc.source.none.fl_str_mv |
reponame:Repositório Institucional da UFBA instname:Universidade Federal da Bahia (UFBA) instacron:UFBA |
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Universidade Federal da Bahia (UFBA) |
instacron_str |
UFBA |
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UFBA |
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Repositório Institucional da UFBA |
collection |
Repositório Institucional da UFBA |
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