Metatyuyamunite from Grand County, Utah, USA
USA | |
| Collected by Al Wilkins, Collection of Alex Earl Collection of Alex Earl |
| Collected by Michael Cline, and in the collection of Alex Earl |
| Thorne, Brent (n.d.) Personal communcation. |
| Thorne, Brent (n.d.) Personal communcation. |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey Thomspon, M. E., Roach, Carl, Braddock, William (1956) New occurrences of native selenium. American Mineralogist, 41 (1-2) 156-157 |
D-Day No. 1 Mine, D-Day Mine group, Thompsons Mining District, Grand County, Utah, USA