| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Mattioli V. (1987) - Novità mineralogiche in Val d'Ossola - Rivista Mineralogica Italiana, Milano, fasc. 1, pp.1-11 | | Data | |
| Mineral Data: | Click here to view Calcite data | | Locality Data: | Click here to view Alpe Rosso, Orcesco, Druogno, Vigezzo Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy |
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