Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil
Autor(a) principal: | |
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Data de Publicação: | 2015 |
Outros Autores: | , , , , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Repositório Institucional de Geociências - RIGEO |
Texto Completo: | https://rigeo.cprm.gov.br/handle/doc/15542 |
Resumo: | Two kimberlitic bodies were recognized and studied on northern Rio Grande do Norte state during fieldworks of the Diamond Brazil Project. These intrusions have been named Santa Fé-1 and Santa Fé-2 and are located in the Rio Piranhas-Seridó domain, Borborema Province. The Santa Fé-1 and Santa Fé-2 pipes have areas of 27 ha and 9 ha, respectively, and exhibit a volcaniclastic kimberlite breccia texture containing ilmenite, garnet, spinel and clinopyroxene in abundance. Eclogite garnet contains Na2O >0.07 wt.% and has been classified as G3"D" and G4"D". According to ground magnetic and gravity survey data, these kimberlitic intrusions are cylindrical bodies, magnetically stratified and discordantly hosted into highly magnetic and dense rocks, which correspond to granodioritic and tonalitic orthogneisses and migmatites of the Arabia Complex (2546 ± 4.2 Ma, SHRIMP U-Pb zircon). The recognition of kimberlitic pipes with expressive dimensions in a previously not prospective setting opens new horizons to exploration of primary sources for diamonds in the Borborema Province and especially in the Rio Grande do Norte state. |
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CABRAL NETO, IzaacCUNHA, Lys MatosSILVEIRA, Francisco ValdirNANNINI, FelixOLIVEIRA, Roberto Gusmão deSOUZA, Weldom Saraiva deBEZERRA, Ane Karoline2016-03-07T18:47:23Z2016-03-07T18:47:23Z2015CABRAL NETO, Izaac et al. Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil. Informe Técnico, Brasília, n. 2, nov. 2015.https://rigeo.cprm.gov.br/handle/doc/15542Two kimberlitic bodies were recognized and studied on northern Rio Grande do Norte state during fieldworks of the Diamond Brazil Project. These intrusions have been named Santa Fé-1 and Santa Fé-2 and are located in the Rio Piranhas-Seridó domain, Borborema Province. The Santa Fé-1 and Santa Fé-2 pipes have areas of 27 ha and 9 ha, respectively, and exhibit a volcaniclastic kimberlite breccia texture containing ilmenite, garnet, spinel and clinopyroxene in abundance. Eclogite garnet contains Na2O >0.07 wt.% and has been classified as G3"D" and G4"D". According to ground magnetic and gravity survey data, these kimberlitic intrusions are cylindrical bodies, magnetically stratified and discordantly hosted into highly magnetic and dense rocks, which correspond to granodioritic and tonalitic orthogneisses and migmatites of the Arabia Complex (2546 ± 4.2 Ma, SHRIMP U-Pb zircon). The recognition of kimberlitic pipes with expressive dimensions in a previously not prospective setting opens new horizons to exploration of primary sources for diamonds in the Borborema Province and especially in the Rio Grande do Norte state.CPRMRECURSOS MINERAISKIMBERLITOSDOMÍNIO RIO PIRANHAS-SERIDÓPROVÍNCIA BORBOREMAPEDRO AVELINORIO GRANDE DO NORTERegistro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasilinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleBrasíliainfo:eu-repo/semantics/openAccessporreponame:Repositório Institucional de Geociências - RIGEOinstname:Companhia de Pesquisa de Recursos Minerais (CPRM)instacron:CPRMLICENSElicense.txtlicense.txttext/plain; charset=utf-82290http://rigeo.cprm.gov.br/jspui/bitstream/doc/15542/2/license.txt517acec2570d5eea2af74172b1393dd7MD52ORIGINALinf_tec_2_afinidade_kimberlito_rn.pdfinf_tec_2_afinidade_kimberlito_rn.pdfproducao institucionalapplication/pdf4422285http://rigeo.cprm.gov.br/jspui/bitstream/doc/15542/3/inf_tec_2_afinidade_kimberlito_rn.pdf9a0fb6f269262aa1a1cd163730328388MD53TEXTinf_tec_2_afinidade_kimberlito_rn.pdf.txtinf_tec_2_afinidade_kimberlito_rn.pdf.txtExtracted texttext/plain15252http://rigeo.cprm.gov.br/jspui/bitstream/doc/15542/4/inf_tec_2_afinidade_kimberlito_rn.pdf.txte16e299075107915da5d419ddf56807aMD54THUMBNAILinf_tec_2_afinidade_kimberlito_rn.pdf.jpginf_tec_2_afinidade_kimberlito_rn.pdf.jpgGenerated Thumbnailimage/jpeg1643http://rigeo.cprm.gov.br/jspui/bitstream/doc/15542/5/inf_tec_2_afinidade_kimberlito_rn.pdf.jpga0e303997dc4cdc66d88a305d29364d4MD55doc/155422023-02-13 11:13:34.885oai:rigeo.sgb.gov.br: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Repositório InstitucionalONGhttp://rigeo.cprm.gov.br/oai/requestrigeo@sgb.gov.bropendoar:2023-02-13T14:13:34Repositório Institucional de Geociências - RIGEO - Companhia de Pesquisa de Recursos Minerais (CPRM)false |
dc.title.pt_BR.fl_str_mv |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil |
title |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil |
spellingShingle |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil CABRAL NETO, Izaac RECURSOS MINERAIS KIMBERLITOS DOMÍNIO RIO PIRANHAS-SERIDÓ PROVÍNCIA BORBOREMA PEDRO AVELINO RIO GRANDE DO NORTE |
title_short |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil |
title_full |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil |
title_fullStr |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil |
title_full_unstemmed |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil |
title_sort |
Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil |
author |
CABRAL NETO, Izaac |
author_facet |
CABRAL NETO, Izaac CUNHA, Lys Matos SILVEIRA, Francisco Valdir NANNINI, Felix OLIVEIRA, Roberto Gusmão de SOUZA, Weldom Saraiva de BEZERRA, Ane Karoline |
author_role |
author |
author2 |
CUNHA, Lys Matos SILVEIRA, Francisco Valdir NANNINI, Felix OLIVEIRA, Roberto Gusmão de SOUZA, Weldom Saraiva de BEZERRA, Ane Karoline |
author2_role |
author author author author author author |
dc.contributor.author.fl_str_mv |
CABRAL NETO, Izaac CUNHA, Lys Matos SILVEIRA, Francisco Valdir NANNINI, Felix OLIVEIRA, Roberto Gusmão de SOUZA, Weldom Saraiva de BEZERRA, Ane Karoline |
dc.subject.por.fl_str_mv |
RECURSOS MINERAIS KIMBERLITOS DOMÍNIO RIO PIRANHAS-SERIDÓ PROVÍNCIA BORBOREMA PEDRO AVELINO RIO GRANDE DO NORTE |
topic |
RECURSOS MINERAIS KIMBERLITOS DOMÍNIO RIO PIRANHAS-SERIDÓ PROVÍNCIA BORBOREMA PEDRO AVELINO RIO GRANDE DO NORTE |
description |
Two kimberlitic bodies were recognized and studied on northern Rio Grande do Norte state during fieldworks of the Diamond Brazil Project. These intrusions have been named Santa Fé-1 and Santa Fé-2 and are located in the Rio Piranhas-Seridó domain, Borborema Province. The Santa Fé-1 and Santa Fé-2 pipes have areas of 27 ha and 9 ha, respectively, and exhibit a volcaniclastic kimberlite breccia texture containing ilmenite, garnet, spinel and clinopyroxene in abundance. Eclogite garnet contains Na2O >0.07 wt.% and has been classified as G3"D" and G4"D". According to ground magnetic and gravity survey data, these kimberlitic intrusions are cylindrical bodies, magnetically stratified and discordantly hosted into highly magnetic and dense rocks, which correspond to granodioritic and tonalitic orthogneisses and migmatites of the Arabia Complex (2546 ± 4.2 Ma, SHRIMP U-Pb zircon). The recognition of kimberlitic pipes with expressive dimensions in a previously not prospective setting opens new horizons to exploration of primary sources for diamonds in the Borborema Province and especially in the Rio Grande do Norte state. |
publishDate |
2015 |
dc.date.issued.fl_str_mv |
2015 |
dc.date.accessioned.fl_str_mv |
2016-03-07T18:47:23Z |
dc.date.available.fl_str_mv |
2016-03-07T18:47:23Z |
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.citation.fl_str_mv |
CABRAL NETO, Izaac et al. Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil. Informe Técnico, Brasília, n. 2, nov. 2015. |
dc.identifier.uri.fl_str_mv |
https://rigeo.cprm.gov.br/handle/doc/15542 |
identifier_str_mv |
CABRAL NETO, Izaac et al. Registro dos primeiros corpos com afinidade kimberlítica na Província Borborema, NE do Brasil. Informe Técnico, Brasília, n. 2, nov. 2015. |
url |
https://rigeo.cprm.gov.br/handle/doc/15542 |
dc.language.iso.fl_str_mv |
por |
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por |
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info:eu-repo/semantics/openAccess |
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openAccess |
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CPRM |
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Repositório Institucional de Geociências - RIGEO |
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