https://geoscan.nrcan.gc.ca/starweb/geoscan/servlet.starweb?path=geoscan/fullf.web&search1=R=293133
Ontario Geological Survey, 2013
The Thunder intrusion is a mineralized mafic to ultramafic intrusion located on the outskirts of Thunder Bay, ON, which was explored by Rio Tinto (formerly...
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