Earth: Day Zero • Paper 168 of 512
Wrangellia Large Igneous Province
The Wrangellia Large Igneous Province records major volcanic activity within an accreted terrane system of western North America.
Regional Geological Context
Important regions include Alaska, United States; British Columbia, Canada; and Yukon, Canada, including geological areas associated with Vancouver Island, the Wrangell Mountains, and the Canadian Cordillera.
Relevant institutions include University of British Columbia in Vancouver, British Columbia, Canada; University of Alaska in Fairbanks, Alaska, United States; and University of Victoria in Victoria, British Columbia, Canada.
Observation
Wrangellia preserves volcanic sequences associated with terrane movement, accretion, and western North American tectonic evolution.
Constraint Analysis
Its displaced terrane context makes Wrangellia useful for examining how volcanic provinces preserve information through movement, deformation, and accretion.
Open Questions
How reliably can large igneous province geometry be reconstructed after significant terrane displacement?