| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Fosso Attici, Magliano Romano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 8' 37" N | 12° 26' 10" E | 0.0km (0.0 miles) | |
| Lapilli quarry, Magliano Romano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 8' 7" N | 12° 26' 25" E | 1.0km (0.6 miles) | |
| Monte Solforoso, Sacrofano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 7' 49" N | 12° 26' 26" E | 1.5km (1.0 miles) | |
| Monte Cavalluccio, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy | 42° 8' 11" N | 12° 25' 12" E | 1.6km (1.0 miles) | |
| Biachella Valley, Sacrofano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 7' 44" N | 12° 26' 7" E | 1.6km (1.0 miles) | |
| Monte Tozzo, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy | 42° 8' 1" N | 12° 24' 29" E | 2.6km (1.6 miles) | |
| Bruciore Quarry, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy | 42° 8' 1" N | 12° 23' 49" E | 3.4km (2.1 miles) | |
| Monte Sarapollo, Sacrofano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 6' 30" N | 12° 26' 3" E | 3.9km (2.4 miles) | |
| Ficoreto carbonatite, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy | 42° 7' 59" N | 12° 22' 59" E | 4.5km (2.8 miles) | |
| Cava di Campagnano, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy | 42° 7' 29" N | 12° 22' 54" E | 5.0km (3.1 miles) | |
| Monte Gelato manganese deposit (Mazzano manganese deposit), Mazzano Romano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 11' 9" N | 12° 23' 33" E | 5.9km (3.7 miles) | |
| Cesano 8 well, Cesano geothermal field, Metropolitan City of Rome Capital, Lazio, Italy | 42° 7' 0" N | 12° 21' 8" E | 7.5km (4.7 miles) | |
| Cesano 1 well, Cesano geothermal field, Metropolitan City of Rome Capital, Lazio, Italy | 42° 6' 0" N | 12° 21' 18" E | 8.3km (5.1 miles) | |
| S. Angelo Mount, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy | 42° 6' 57" N | 12° 20' 6" E | 8.9km (5.5 miles) | |
| Cesano 4 well, Cesano geothermal field, Metropolitan City of Rome Capital, Lazio, Italy | 42° 4' 24" N | 12° 21' 33" E | 10.1km (6.3 miles) | |
| Monte Soratte, Sant'Oreste, Metropolitan City of Rome Capital, Lazio, Italy | 42° 14' 44" N | 12° 30' 6" E | 12.5km (7.8 miles) | |
| La Mola, Anguillara Sabazia, Metropolitan City of Rome Capital, Lazio, Italy | 42° 5' 23" N | 12° 17' 14" E | 13.7km (8.5 miles) | |
| SH2 deep well, Bracciano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 10' 15" N | 12° 13' 4" E | 18.2km (11.3 miles) | |
| Le Crocicchie leucitite quarry (Crocicchie leucitite flow), Anguillara Sabazia, Metropolitan City of Rome Capital, Lazio, Italy | 42° 3' 36" N | 12° 14' 26" E | 18.6km (11.6 miles) | |
| Borghetto, Civita Castellana, Viterbo Province, Lazio, Italy | 42° 20' 33" N | 12° 27' 16" E | 22.2km (13.8 miles) | |
| Pianciano, Castel Giuliano, Bracciano, Metropolitan City of Rome Capital, Lazio, Italy | 42° 4' 30" N | 12° 9' 0" E | 24.8km (15.4 miles) | |
| Res Ambiente 91 quarry, Bassano Romano, Viterbo Province, Lazio, Italy | 42° 12' 43" N | 12° 8' 11" E | 25.8km (16.1 miles) | |
| Solfatara di Manziana, Manziana, Metropolitan City of Rome Capital, Lazio, Italy | 42° 7' 4" N | 12° 7' 19" E | 26.1km (16.2 miles) | |
| Castel San Pietro Mine, Poggio Mirteto, Rieti Province, Lazio, Italy | 42° 15' 21" N | 12° 42' 54" E | 26.1km (16.2 miles) | |
| San Leonardo quarry, Capranica, Viterbo Province, Lazio, Italy | 42° 15' 26" N | 12° 8' 55" E | 26.8km (16.7 miles) | |
| San Rocco, Caprarola, Viterbo Province, Lazio, Italy | 42° 19' 55" N | 12° 12' 55" E | 27.6km (17.1 miles) | |
| Campo Padella, Capranica, Viterbo Province, Lazio, Italy | 42° 16' 43" N | 12° 9' 2" E | 27.9km (17.3 miles) | |
| Aspra Roccantica II Mine, Casperia, Rieti Province, Lazio, Italy | 42° 19' 59" N | 12° 39' 54" E | 28.3km (17.6 miles) | |
| Caldera di Manziana, Manziana, Metropolitan City of Rome Capital, Lazio, Italy | 42° 5' 25" N | 12° 6' 1" E | 28.3km (17.6 miles) | |
| Cannettaccio Mine, Roccantica, Rieti Province, Lazio, Italy | 42° 19' 31" N | 12° 40' 39" E | 28.3km (17.6 miles) | |
Monte Cavalluccio, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy