Bastnäsite from San Juan Mountains, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Armbrustmacher, T.J.(1981) The complex of alkaline rocks at Iron Hill, Powederhorn district, Gunnison County, Colorado. in 32nd Field Conference New Mexico Geological Society: 293-296. |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. |