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USA | |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
| T. Kennedy collection |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
| J. Holfert, W. Mroch, J. Fuller (1996) A Field Guide to Topaz and Associated Minerals of the Thomas Range, Utah (Topaz Mountain) Vol I HM Publishing 103pp |
| [Opal-AN var. Hyalite] Rockpick Legend |
| Luetcke, Rolf (n.d.) Personal communication. |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey Cox, D. C. (1954) Fluorspar deposits of Utah. USGS Bulletin: 1005 Thurston, W. R. Staatz, M. H. |
| Rick Dalrymple Collection |
| [Opal-AN] Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey Am.Min.: 45: 39-52 |
| J. Holfert, W. Mroch, J. Fuller (1996) A Field Guide to Topaz and Associated Minerals of the Thomas Range, Utah (Topaz Mountain) Vol I HM Publishing 103pp |
The Cove, Topaz Mountain, Thomas Range, Juab County, Utah, USA