Large geological structure in Canada
Franklin dike of olivine gabbro intrusive, on northwestern Baffin Island, between Pond Inlet and Arctic Bay .
The Franklin dike swarm , also called the Franklin dikes , is a Proterozoic dike swarm of the Franklin Large Igneous Province in Northern Canada . It is one of the several major magmatic events in the Canadian Shield and it was formed 723 million years ago. Areas in the Franklin have been prospected for nickel , copper , and platinum group metals .[1]
The Franklin dike swarm occupies a major part of the Franklin Large Igneous Province, which covers an area of more than 2,000,000 km2 (770,000 sq mi).[2]
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