| | Description | |
| Quality of samples: | Excellent - world class for species or very significant. (!!) | | Rarity at site: | Rare | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Bramanti A., 1994. Note di mineralogia italiana. Eccezionali cristalli di geocronite, Valdicastello Carducci. Riv. Miner. Ital., 18: 170. |
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