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| Description | |
|---|---|
| Quality of samples: | not specified / average specimens |
| Confirmation | |
| Validity: | Believed Valid |
| References | |
| References: | Mattioli V. - La Bertrandite della Val Vigezzo - Rivista Mineralogica Italiana, Milano, Vol. 9, fasc. 4, pag. 87 - 1978 |
| Data | |
| Mineral Data: | Click here to view Bertrandite data |
| Locality Data: | Click here to view Vigezzo Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy |