Baryte from Central Mining District (Bayard District), Grant County, New Mexico, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 |
| Walstrom, Robert E. (n.d.) Personal communication. |
| Minerals of the Ground Hog Mine Grant County Ron Gibbs Rocks & Minerals 67:5 pp 294-297 |