Use "demarcates" in a sentence
1. The Sydney Lake – Lake St. Joseph (– Pashkokogan) fault similarly demarcates a fundamental boundary between Uchian volcanoplutonic rocks and the English River accretionary prism.
La faille de Sydney Lake – Lake St. Joseph (– Pashkokogan) démarque une limite fondamentale entre les roches volcano-plutoniques de la phase uchienne et le prisme d'accrétion d'English River.