Carta geológica de Chile, 1:250.000.
Chile.Servicio Nacional Geología y Minería.
Instituto de Investigaciones Geológicas (Chile)
Santiago, Chile : Servicio Nacional de Geología y Minería,
1978-
Relief shown by contours and spot heights. Depths shown by contours.
Panel title.
Some sheets lack panel title.
Earlier sheets prepared by Instituto de Investigaciones Geológicas.
Each sheet accompanied by text: Carta geológica de Chile, escala 1:250.000.
Bibliography in accompanying text.
Location map on panel title.
Includes cross sections.
Some sheets include location maps, compilation diagrams, and index to adjoining sheets.
"ISSN 0716-0194."
Geology