Petrographic considerations on the effusive basic rocks of the Los Rastrojitos Formation and their K-Ar age
Keywords:
Petrography, Los Rastrojitos Formation, Catamarca, ArgentinaAbstract
Petrographic considerations on the effusive basic rocks of the Los Rastrojitos Formation and their K-Ar age?. In the central eastern part of Catamarca Province (Argentine) effusive basic rocks outcropp, conforming two small bodies, which belong to Los Rastrojitos Formation (quaternary age according Turner). Radiometric dating (K-Ar method), gives 17 + 2 m.y.and 21 +2 m.y. for each one of them (Miocene), modifying the original conception.
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Published
1985-12-07
How to Cite
Bortolotti, P., & Omil, M. (1985). Petrographic considerations on the effusive basic rocks of the Los Rastrojitos Formation and their K-Ar age. Acta Geológica Lilloana, 16(2), 253–258. Retrieved from https://www.lillo.org.ar/journals/index.php/acta-geologica-lilloana/article/view/817
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