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| Description | |
|---|---|
| Quality of samples: | not specified / average specimens |
| Confirmation | |
| Validity: | Believed Valid |
| References | |
| References: | De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol |
| Data | |
| Mineral Data: | Click here to view Tridymite data |
| Locality Data: | Click here to view Funtanafigu Quarry, Marrubiu, Mt. Arci, Oristano Province, Sardinia, Italy |
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