| Locality type: | Prospect |
| Classification |
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| Species: | Beryl var: Heliodor |
| Formula: | Be3Al2(Si6O18) |
| Confirmation |
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|
| Validity: | Unconfirmed/Questioned |
| Data |
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| Mineral Data: | Click here to view Heliodor data |
| Locality Data: | Click here to view Brown Thurston prospect, Rumford, Oxford County, Maine, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 33920 |
| Long-form Identifier: | 1:3:33920:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Heliodor |
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|
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| 9.2km (5.7 miles) | ⓘGeorge Elliot Quarry (North Rumford Mica Quarry), Rumford, Oxford County, Maine, USA |
| 32.3km (20.1 miles) | ⓘBumpus Quarry, Albany, Oxford County, Maine, USA |
| 34.8km (21.6 miles) | ⓘRyerson Hill Quarries, Paris, Oxford County, Maine, USA |
| 36.4km (22.6 miles) | ⓘBennett Quarry, Buckfield, Oxford County, Maine, USA |
| 39.2km (24.4 miles) | ⓘFletcher Quarry, Buckfield, Oxford County, Maine, USA |
| 40.5km (25.1 miles) | ⓘButters Mountain locality, Stoneham, Oxford County, Maine, USA |
| 45.0km (27.9 miles) | ⓘCole Quarry, Stoneham, Oxford County, Maine, USA |
| 45.0km (28.0 miles) | ⓘHibbs Quarry, Mount Rubellite, Hebron, Oxford County, Maine, USA |
| 45.3km (28.2 miles) | ⓘSlab City prospect, Lovell, Oxford County, Maine, USA |
| 52.2km (32.4 miles) | ⓘNorth Baldface Mountain localities, Bean's Purchase, Coos County, New Hampshire, USA |
| References |
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Cameron, Eugene N., Larrabee, David M., McNair, Andrew H., Page, James J., Stewart, Glen W., Shainin, Vincent E. (1954) Pegmatite Investigations, 1942-45, in New England. Geological Survey Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
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