| Locality type: | Pegmatite |
| Classification |
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| Species: | Bertrandite |
| Formula: | Be4(Si2O7)(OH)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Bertrandite data |
| Locality Data: | Click here to view Rio Margologio, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 926325 |
| Long-form Identifier: | 1:3:926325:3 |
| GUID (UUID V4): | 9f2962f0-bcfb-471f-8e19-c9aecb3151e8 |
| Nearest other occurrences of Bertrandite |
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| 2.9km (1.8 miles) | ⓘPizzo Marcio North dyke, Pizzo Marcio, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 3.0km (1.9 miles) | ⓘPizzo Marcio South dyke, Pizzo Marcio, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 3.6km (2.2 miles) | ⓘGrignaschi Quarry, Cosasca, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 4.0km (2.5 miles) | ⓘAlpe Campra (Campra), Antoliva Valley, Druogno, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 4.4km (2.7 miles) | ⓘAlpe Rosso, Orcesco, Druogno, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 5.1km (3.2 miles) | ⓘPizzo Ragno (Northern slope), Alpe Campra (Campra), Antoliva Valley, Druogno, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 5.7km (3.5 miles) | ⓘCastelluccio Quarry, Montecrestese, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 5.8km (3.6 miles) | ⓘRio Ragno, Druogno, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 7.1km (4.4 miles) | ⓘRastellina Quarry, Beura quarries, Beura-Cardezza, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| 10.2km (6.4 miles) | ⓘPianasca Quarry, Villadossola, Verbano-Cusio-Ossola Province, Piedmont, Italy |
| References |
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