| Locality type: | Quarry |
| Classification |
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| Species: | Bertrandite |
| Formula: | Be4(Si2O7)(OH)2 |
| Confirmation |
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| Validity: | Believed Valid |
| References |
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| References: | No reference listed |
| Data |
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| Mineral Data: | Click here to view Bertrandite data |
| Locality Data: | Click here to view B.B. No. 7 Quarry, Norway, Oxford County, Maine, USA |
| Nearest other occurrences of Bertrandite |
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| 1.9km (1.2 miles) | | ⓘWaisanen Quarry (Tamminen-Waisanen Quarry), Greenwood, Oxford County, Maine, USA |
| 2.0km (1.2 miles) | | ⓘTamminen Quarry, Greenwood, Oxford County, Maine, USA |
| 2.6km (1.6 miles) | | ⓘMorgan Quarry (Upper Noyes Mountain Quarry; Upper Harvard Quarry), Greenwood, Oxford County, Maine, USA |
| 2.7km (1.7 miles) | | ⓘNoyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA |
| 2.9km (1.8 miles) | | ⓘOutback prospect (Gross prospect), Greenwood, Oxford County, Maine, USA |
| 3.0km (1.9 miles) | | ⓘHayes Ledge Quarries (East and West), Greenwood, Oxford County, Maine, USA |
| 5.4km (3.4 miles) | | ⓘSki Pike Quarry, West Paris, Oxford County, Maine, USA |
| 8.2km (5.1 miles) | | ⓘEmmons Quarry (Uncle Tom Mountain Quarry), Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA |
| 11.4km (7.1 miles) | | ⓘSlattery Quarry, Paris, Oxford County, Maine, USA |
| 12.0km (7.4 miles) | | ⓘMount Mica Quarry (Mount Mica Mine), Paris, Oxford County, Maine, USA |
