Plutonismo proterozoico en Antártida: el Granito Bertrab y su cortejo de diques
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...
Main Authors: | , , , , |
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Format: | Article in Journal/Newspaper |
Language: | Spanish |
Published: |
Asociación Geológica Argentina
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Subjects: | |
Online Access: | http://hdl.handle.net/11336/156199 |