Columbite-(Mn) from Southern Urals, Ural Mountains, Russia
Russia | |
| Galina Gubko, Natalia Levtsova (2009) Blyum Pit in the Ilmeny Mountains. Fifth International Symposium Mineral Diversity Research and Preservation pp59-64 |
| Igor Savin's data |
Russia | |
| Galina Gubko, Natalia Levtsova (2009) Blyum Pit in the Ilmeny Mountains. Fifth International Symposium Mineral Diversity Research and Preservation pp59-64 |
| Igor Savin's data |