| Locality type: | Hill |
| Classification |
|---|
|
| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
|---|
|
| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Spizzicatore Hill, Allumiere, Metropolitan City of Rome Capital, Lazio, Italy |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 540223 |
| Long-form Identifier: | 1:3:540223:6 |
| GUID (UUID V4): | a1fa8111-661b-4b46-b247-d3280b6692a4 |
| Nearest other occurrences of Biotite |
|---|
|
|
| 3.7km (2.3 miles) | ⓘMonte Rovello, Allumiere, Metropolitan City of Rome Capital, Lazio, Italy |
| 26.9km (16.7 miles) | ⓘTre Croci, Vetralla, Viterbo Province, Lazio, Italy |
| 27.4km (17.0 miles) | ⓘPianciano, Castel Giuliano, Bracciano, Metropolitan City of Rome Capital, Lazio, Italy |
| 29.0km (18.0 miles) | ⓘLe Carcarelle, Viterbo, Viterbo Province, Lazio, Italy |
| 30.9km (19.2 miles) | ⓘSH2 deep well, Bracciano, Metropolitan City of Rome Capital, Lazio, Italy |
| 32.5km (20.2 miles) | ⓘSan Martino al Cimino, Viterbo, Viterbo Province, Lazio, Italy |
| 37.7km (23.4 miles) | ⓘLa Mola, Anguillara Sabazia, Metropolitan City of Rome Capital, Lazio, Italy |
| 47.7km (29.7 miles) | ⓘMonte Cavalluccio, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy |
| 49.0km (30.5 miles) | ⓘFosso Attici, Magliano Romano, Metropolitan City of Rome Capital, Lazio, Italy |
| 49.1km (30.5 miles) | ⓘBiachella Valley, Sacrofano, Metropolitan City of Rome Capital, Lazio, Italy |
| References |
|---|
|
Della Ventura, G., Bellatreccia, F., Cámara, F., Oberti, R., Lorand, J.P., Parodi, G.C., Carlier, G., Di Domenico, D. (2006): Carbon-bearing cordierite from Allumiere (Tolfa volcanic center, Latium, Italy): occurrence, crystal-structure and FTIR microspectroscopy. Periodico di Mineralogia, 75, 113–126. |
