(Nettuno, Roma, Lazio, Italia)
References:
- Bonatti, S., & Gottardi, G. (1950). Perrierite, nuovo minerale ritrovato nella sabbia di Nettuno. Rend. Acc. dei Lincei, 9, 361-368.
- Gottardi, G. (1952). La sabbia di Nettuno (Roma). Rendiconti della Società Mineralogica Italiana, 8, 56-57.
| Group 1 - Elements | | Gold | 1.AA.05 | | | Group 4 - Oxides and Hydroxides | | Baddeleyite | 4.DE.35 | | | Cassiterite | 4.DB.05 | | | Ilmenite | 4.CB.05 | | | Magnetite | 4.BB.05 | | | Quartz | 4.DA.05 | | | Group 9 - Silicates | | Augite | 9.DA.15 | | (Ca,Na)(Mg,Fe | | ,Al,Fe | | ,Ti)[(Si,Al) | | O | | ] |
| | Perrierite-(Ce) (TL) | 9.BE.70 | | | Thorite | 9.AD.30 | | | Unclassified Minerals | | 'Feldspar Group' | - | | | 'Garnet Group' | - | | X | | Z | | (TO | | ) | | (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V) |
| | 'Monazite' | - | |
|
12 entries listed. 9 valid minerals.
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