| Locality type: | Quarry |
| Classification |
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| Species: | 'Tourmaline' (not an IMA approved species) |
| Formula: | AD3G6(T6O18)(BO3)3X3Z |
| Formation: | Primary |
| Comments: | very sharp, lustrous pocket crystals to several cms. Species likely schorl or perhaps dravite. |
| Habit: | trigonal elongated, striated prisms with rhombhedral terminations |
| Colour: | black |
| Quality for species: | Good crystals or rich for species - important (!) |
| Abundance at site: | Rare |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Associated Minerals Based on Photo Data: |
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| Heulandite Subgroup | 6 |
| Quartz | 3 |
| Calcite | 2 |
| Pyrite | 2 |
| Muscovite | 1 |
| Data |
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| Mineral Data: | Click here to view Tourmaline data |
| Locality Data: | Click here to view Becker Quarry, Willington, Tolland County, Connecticut, USA |
| Photo Gallery | View Gallery (5 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 97388 |
| Long-form Identifier: | 1:3:97388:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Tourmaline |
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| 31.4km (19.5 miles) | ⓘBrack Gem prospect (Brack prospect), East Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| 36.5km (22.7 miles) | ⓘHollister prospects, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| 37.0km (23.0 miles) | ⓘSimpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| 37.2km (23.1 miles) | ⓘLinkpot cut, Airline Railroad, East Hampton, Middlesex County, Connecticut, USA |
| 37.8km (23.5 miles) | ⓘTourmaline locality, Airline Railroad, East Hampton, Middlesex County, Connecticut, USA |
| 38.1km (23.7 miles) | ⓘHale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA |
| 38.7km (24.0 miles) | ⓘGotta-Walden Prospect, Portland, Middlesex County, Connecticut, USA |
| 38.9km (24.1 miles) | ⓘWalden Gem Quarry, Portland, Middlesex County, Connecticut, USA |
| 40.0km (24.8 miles) | ⓘGreat Hill cobalt mines, Cobalt, East Hampton, Middlesex County, Connecticut, USA |
| 40.8km (25.3 miles) | ⓘSchoonmaker Mine, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA |
| References |
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Becker Quarry, Willington, Tolland County, Connecticut, USA