TY - BOOK ID - 136949476 TI - Base- and precious-metal concentrations of early Proterozoic massive sulfide deposits in Arizona : crustal and thermochemical controls of ore deposition AU - DeWitt, Ed AU - Geological Survey (U.S.) PY - 1995 PB - Washington : United States Government Printing Office, DB - UniCat KW - Geology, Stratigraphic KW - Ore deposits KW - Sulfides KW - From 570 million to 2 billion years ago KW - Arizona. UR - https://www.unicat.be/uniCat?func=search&query=sysid:136949476 AB - ER -