Geochronology of the Lower Cretaceous volcanism from the Coastal Range (29°20'-30°S), Chile
40Ar/39Ar age data (laser and furnace step heating) on plagioclase from Lower Cretaceous volcanic sequences from the Arqueros Formation in two sections of the Coastal Range at the latitude of La Serena (=29°S) have been obtained. Due to the partial alteration of plagioclase crystals, disturbed age s...
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| Auteurs principaux: | , , , , , , |
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| Langue: | English |
| Publié: |
Servicio Nacional de Geología y Minería (SERNAGEOMIN)
2008
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| Sujets: | |
| Accès en ligne: | http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-02082008000100006 |
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