High-pressure metamorphism and uplift of the Olympic subduction complex

@inproceedings{Brandon1990HighpressureMA,
  title={High-pressure metamorphism and uplift of the Olympic subduction complex},
  author={Mark T. Brandon and Arthur Robertson Calderwood},
  year={1990}
}
The discovery of the critical assemblage lawsonite + quartz + calcite indicates that a significant part of the Cenozoic Olympic subduction complex of northwestern Washington State formed by underplating at a depth of about 11 km. The deep structural level exposed in this area is attributed to the presence of a 10-km-high arch in the underlying Juan de Fuca plate. We postulate that this arch was formed when the southern Cordilleran coastline swung westward as a result of middle Miocene to recent… CONTINUE READING

Figures from this paper.

Citations

Publications citing this paper.
SHOWING 1-10 OF 26 CITATIONS