and simplified geologic map of the Hellroaring Creek prospect, which is located west of Kimberley, British...deposit types, gelogic map of Spor Mountain area in Utah, photograph of beryllium tuff at Spor Mountain,...specimen from the Number 1 (Minerva) Mine, Cave-in-Rock subdistrict, Illinois-Kentucky fluorspar district...locations of deposits in the Cantabrian salt-related carbonate-hosted mineral district in north-central Spain...Photograph showing ferromanganese crust on carbonate rock from the Blake Plateau off the southeastern |