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- Iron Mountain Mining District
| Scoates, J. S. & Chamberlain, K. R. 1995. Baddeleyite (ZrO2) and zircon (ZrSiO4) from anorthositic rocks of the Laramie anorthosite complex, Wyoming: Petrologic consequences and U-Pb ages. American Mineralogist 80: 1317-1327. |
| Rocks & Minerals 76:383 |
| Van Rythoven, A. D., Pfaff, K., & Clark, J. G. (2020). Use of QEMSCAN® to characterize oxidized REE ore from the Bear Lodge carbonatite, Wyoming, USA. Ore and Energy Resource Geology, 2, 100005. |
| Izett, G. A., & Wilcox, R. E. (1968). Perrierite, chevkinite, and allanite in upper Cenozoic ash beds in the western United States. American Mineralogist: Journal of Earth and Planetary Materials, 53(9-10), 1558-1567. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Iddings, J P and S L Penfield "The Minerals in Hollow Spherulites of Rhyolite from Glade Creek, Wyoming" American Journal of Science Vol 42 No 247 (1892) pp. 39-46 |