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DOLERITE: 作品数：16被引量：25H指数：1; 导出分析报告; 相关领域：天文地球更多>>; 相关期刊：《Geoscience Frontiers》《Journal of Earth Science》《Science Bulletin》《World Journal of Engineering and Technology》更多>>; 相关基金：国家自然科学基金更多>>

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New ^(40)Ar/^(39)Ar Results to the Avanavero Dolerite,Guiana Shield in the Roraima State,Brazil: 《地学前缘》2009年第S1期207-207,共1页Gabriela Perlingeiro Umberto G.Cordani; ⁴⁰Ar/³⁹Ar dating of plagioclases,pyroxene or/and amphibole of separated grains from Avanavero Dolerite located in the Guiana Shield,in Roraima State,Brazil yield plateau ages ranging from 1840±5...; 关键词：⁴⁰Ar/³⁹Ar GEOCHRONOLOGY Avanavero DOLERITE Guiana SHIELD Roraima

Petrological and ^(40)Ar/^(39)Ar Constraints for the Precambriam Dolerites in Roraima,Brazil: 《地学前缘》2009年第S1期207-208,共2页G.Perlingeiro U.G.Cordani Paulo M.Vasconcelos D.Thiede; This article examined the use of the ⁴⁰Ar/³⁹Ar incremental heating and K/Ar analyses to date dolerites located in the extreme north region in Brazil. The material used for dating was whole rock a...; 关键词：⁴⁰Ar/³⁹Ar geochronology DOLERITE PRECAMBRIAN Roraima Guiana Shield M’udku METAMORPHISM

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