(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
| Poland | |
- Lower Silesia (Dolnośląskie)
| | | Solomon Islands | | |
| Collection of NHM, Vienna | | USA | | |
| Ref: Montana Bureau of Mines and Gology Special Publication 75, 1977 |
|