| PorphCu-00054 | 21 | 21 | | Arsenopyrite, Bismuth, Chalcocite, Chalcopyrite, Copper, Covellite, Cuprite, Enargite, Epidote, Galena, Gold, Marcasite, Molybdenite, Pyrite, Pyrrhotite, Realgar, Scheelite, Siderite, Sphalerite | Cu | 17816 | Glacier Peak Mine (Miners Ridge Mine; Calumet Mine), Plummer Mountain, Glacier Peak District, Snohomish Co., Washington, USA | Singer et al. (2008) | USGSOFR2008_1155 |
| PorphCu-00055 | 28 | 28 | | Arsenopyrite, Bornite, Chalcopyrite, Epidote, Galena, Kaolinite, Molybdenite, Pyrite, Pyrrhotite, Scheelite, Sphalerite | Cu | 18270 | Bren-Mac Mine (Sunrise Mine), Vesper Peak, Sultan Basin, Sultan District, Snohomish Co., Washington, USA | Singer et al. (2008) | USGSOFR2008_1155 |