Ref.: Rocks & Min.: 63:108; 64:296; Stone, et al (1982); Evans, et al (1984), Min. Mag. 48: 289; Smith, Art, Collecting Arkansas Minerals; Rocks & Min. (1995): 70: 154-170.
A vanadium mine owned by Union Carbide Corp. Explored in the 1960's. Opened 1966 and closed 1985. Mineralization is an igneous complex with vanadium ore in adjacent, altered rocks. Workings feature 4 large open pit mines, including the E. & N. Wilson Pit, T Orebody & Spaulding Pit.