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Definition of Aulacogen
1. Noun. A tectonic trough on a craton that is formed as the failed arm of a triple-rift junction. ¹
¹ Source: wiktionary.com
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1. Noun. A tectonic trough on a craton that is formed as the failed arm of a triple-rift junction. ¹
¹ Source: wiktionary.com