Plutonismo proterozoico en Antártida: el Granito Bertrab y su cortejo de diques

• Main Authors: Acevedo, Rogelio Daniel, Linares, Enrique, Alberdi Valin, Maria Luz, Ostera, Hector Adolfo, Martín Izard, Agustín
• Format: Article in Journal/Newspaper
• Language: Spanish
• Published: Asociación Geológica Argentina
• Subjects: GRANITO BERTRAB; EDAD ISOTÓPICA; ANTÁRTIDA; https://purl.org/becyt/ford/1.5; https://purl.org/becyt/ford/1; Argentina; Austral; Bertrab; Bertrab nunatak; Faure; Granito; Hector; Vahsel; Vahsel Bay; Weddell; Weddell Sea; Antarc*; Antarctica; Antártida
• Online Access: http://hdl.handle.net/11336/156199

Bertrab Nunatak is located in the Vahsel Bay area, Weddell Sea, Antarctica. It is composed of a granitic body, «Granito Bertrab», cut by acid­ aplite/rhyolite and quartz veins) and basic dyke-swarms. Granito Bertrab is a coarse-grained, granophyric quartz-feldspar biotite granite with minor normativ...