Beyerite from selected localities.
USA | |
| Mineralogical Record (2002): 33(5): 388. |
| Dunning, G.E., Cooper, J.F., Jr. (1998) Namibite: a summary of world occurrences. The Mineralogical Record: 29: 163-166 (164). |
| Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 282. |