Search Results - "Azzone, Rogerio G"
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The transition from miaskitic to agpaitic rocks, as highlighted by the accessory phase assemblages in the Passa Quatro alkaline complex (southeastern Brazil)
Published in Canadian mineralogist (02-05-2019)“…The Passa Quatro alkaline complex is one of the main intrusions in the Serra do Mar Cretaceous to Paleogene Igneous Province of southeastern Brazil. It is…”
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Diamond sources of the Juína region, Amazonian craton: textural and mineral chemical characteristics of Kimberley-type pyroclastic kimberlites
Published in Mineralogy and petrology (01-03-2024)“…Juína is the second-largest diamond-producing municipality in Brazil and is globally known for its outstanding sublithospheric diamond occurrences in both…”
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Petrographic, geochemical, and isotopic evidence of crustal assimilation processes in the Indaiá-II kimberlite, Alto Paranaíba Province, southeast Brazil
Published in Canadian mineralogist (01-09-2020)“…ABSTRACT The Indaiá-I and Indaiá-II intrusions are hypabyssal, small-sized ultrabasic bodies belonging to the Cretaceous magmatism of the Alto Paranaiba…”
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Petrographic, geochemical, and isotopic evidence of crustal assimilation processes in the Indaia Kimberlite, Alto Paranaiba Province, southeast Brazil
Published in Canadian mineralogist (24-11-2020)“…The Indaiá-I and Indaiá-II intrusions are hypabyssal, small-sized ultrabasic bodies belonging to the Cretaceous magmatism of the Alto Paranaiba Alkaline…”
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Late-stage magmatic to deuteric/metasomatic accessory minerals from the Cerro Boggiani agpaitic complex (Alto Paraguay Alkaline Province)
Published in Journal of South American earth sciences (01-11-2016)“…This work describes rare accessory minerals in volcanic and subvolcanic silica-undersaturated peralkaline and agpaitic rocks from the Permo-Triassic Cerro…”
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The Banhadão Alkaline Complex, Southeastern Brazil: source and evolution of potassic SiO2-undersaturated high-Ca and low-Ca magmatic series
Published in Mineralogy and petrology (2012)“…The Cretaceous Banhadão alkaline complex in southeastern Brazil presents two potassic SiO 2 -undersaturated series. The high-Ca magmatic series consist of…”
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The Banhad?o Alkaline Complex, Southeastern Brazil: source and evolution of potassic SiO2-undersaturated high-Ca and low-Ca magmatic series
Published in Mineralogy and petrology (01-01-2012)“…The Cretaceous Banhadão alkaline complex in southeastern Brazil presents two potassic SiO2-undersaturated series. The high-Ca magmatic series consist of…”
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