Campanario Formation Stratigraphic range: Upper Miocene–Lower Pliocene |
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Type | Geological formation |
Lithology | |
Primary | Tuff, breccia, welded tuff, andesite lava, dacite lava |
Location | |
Region |
Maule Region Bío Bío Region Neuquén Province |
Country |
Chile Argentina |
Type section | |
Named by | Robert E. Drake, 1974 |
Campanario Formation (Spanish: Formación Campanario) is a Miocene geological formation in the high Andes of Central Chile and northern Neuquén Province in Argentina. The formation crops out around the upper parts of the basins of Maule and Ñuble rivers.