1. The midcontinent of the United States--permissive terrane for an Olympic-Dam type deposit : Midcontinent Strategic and Critical Minerals Project 1988 Workshop report Author/Creator: Midcontinent Strategic and Critical Minerals Project (U.S.). Workshop Denver, Colo.) (1988 Publication/Creation: Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey Resource Type: Book Access & Availability: Loading