Gypsum from selected localities.
||[var: Selenite] Minerals of New Mexico 3rd ed.|
|Minerals of New Mexico 3rd ed.|
|Page, L. R.; Stocking, H. E.; Smith, H. B. (1956) Contributions to the geology of uranium and thorium by the United States Geological Survey and Atomic Energy Commission for the United Nations International Conference on Peaceful Uses of Atomic Energy, Geneva, Switzerland, 1955. USGS Professional Paper 300 pp303-319.|
|USGS Open-File Report 79-1510|