Two-event lode-ore deposition at Butte, USA: 40Ar/39Ar and U-Pb documentation of Ag-Au-polymetallic lodes overprinted by younger stockwork Cu-Mo ores and penecontemporaneous Cu lodes

Online link https://doi.org/10.1016/j.oregeorev.2018.05.018
Description <p id="sp0015">The ore-genesis model for world-class deposits of the Butte mining district, Montana, USA, is deep pre-Main Stage porphyry Cu-Mo and overlying Main Stage Ag-Zn-Cu zoned-lode deposits, both of which formed from hydrothermal fluids driven by
Originators Lund, Karen; McAleer, Ryan J.; Aleinikoff, John N.; Cosca, Michael A.; and Kunk, Michael J.
Publication Ore Geology Reviews 102