| Locality type: | Quarry |
| Classification |
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| Species: | Schorl |
| Formula: | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Schorl data |
| Locality Data: | Click here to view Porcupine Hill Quarry, Topsham, Sagadahoc County, Maine, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 29699 |
| Long-form Identifier: | 1:3:29699:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Schorl |
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| 1.9km (1.2 miles) | ⓘMount Ararat Quarries, Topsham, Sagadahoc County, Maine, USA |
| 2.6km (1.6 miles) | ⓘConsolidated #1 Quarry, Highland Green, Topsham, Sagadahoc County, Maine, USA |
| 2.7km (1.6 miles) | ⓘRussell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA |
| 3.7km (2.3 miles) | ⓘSquare Pit (Consolidated #4 Quarry), Topsham, Sagadahoc County, Maine, USA |
| 7.7km (4.8 miles) | ⓘAdderton Prospect, Bowdoinham, Sagadahoc County, Maine, USA |
| 8.2km (5.1 miles) | ⓘLaChance Quarry, Brunswick, Cumberland County, Maine, USA |
| 11.0km (6.8 miles) | ⓘCoombs Quarries, Bowdoin, Sagadahoc County, Maine, USA |
| 12.6km (7.8 miles) | ⓘDavis Mica Quarry, West Bath, Sagadahoc County, Maine, USA |
| 13.2km (8.2 miles) | ⓘTrott Cove Quarry, Woolwich, Sagadahoc County, Maine, USA |
| 14.6km (9.1 miles) | ⓘPorter Landing prospects, Freeport, Cumberland County, Maine, USA |
| References |
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Porcupine Hill Quarry, Topsham, Sagadahoc County, Maine, USA