Wopmay Orogen

geological region, Canada

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July 15, 2026

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The Wopmay Orogen is a geological region located in the Canadian Shield in northwestern Canada. This orogenic belt formed between 1.97 and 1.84 billion years ago, providing evidence of tectonic activity in the early Proterozoic era. The history of the Wopmay Orogen is interpreted through the subduction of oceanic crust and collision tectonics, involving an island arc and a continental margin.1

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2 Britannica Sources

Ouachita orogeny
Precambrian - Orogenic belts

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Precambrian
Orogenic belts
…Proterozoic orogenic belts is the Wopmay Orogen, which is situated in the Arctic in the northwestern part of the Canadian Shield. This beautifully exposed belt formed within a relatively short time (between 1.97 and 1.84 billion years ago) and provides convincing evidence of tectonic activity of a modern form in…
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…Proterozoic orogenic belts is the Wopmay Orogen, which is situated in the Arctic in the northwestern part of the Canadian Shield. This beautifully exposed belt formed within a relatively short time (between 1.97 and 1.84 billion years ago) and provides convincing evidence of tectonic activity of a modern form in…
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Precambrian
Proterozoic plate movements
…(mountain) belts, such as the Wopmay, bordering Canada’s Slave province, and also the Labrador Trough, bordering the Superior province.
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…(mountain) belts, such as the Wopmay, bordering Canada’s Slave province, and also the Labrador Trough, bordering the Superior province.
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