The Stillwater Complex is a Neoarchean, ultramafic to mafic layered intrusion exposed in the Beartooth Mountains in south-central Montana. This igneous intrusion contains magmatic mineralization that is variably enriched in strategic and critical commo
Zientek, Michael L. mzientek@usgs.gov,Parks, Heather L. hparks@usgs.gov. A geologic and mineral exploration spatial database for the Stillwater Complex, Montana. 2014-01-01.