Fersmanite from USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| tin.er.usgs.gov (n.d.) http://tin.er.usgs.gov/mrds/show.php?labno=10278584 |
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| tin.er.usgs.gov (n.d.) http://tin.er.usgs.gov/mrds/show.php?labno=10278584 |