Ludwigite from selected localities.
Sweden | |
| Kjell Gatedal, Fritz Blatter |
| |
Knut Edvard Larsen collection # 3913 (visually identified, ex- H. Fylling collection)) |
Sweden | |
| Kjell Gatedal, Fritz Blatter |
| |
Knut Edvard Larsen collection # 3913 (visually identified, ex- H. Fylling collection)) |
LĂ„ngban Mine, LĂ„ngban Ore District, Filipstad, VĂ€rmland County, Sweden