| Locality type: | Quarry |
| Classification |
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| Species: | Sillimanite |
| Formula: | Al2(SiO4)O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Sillimanite data |
| Locality Data: | Click here to view Sunset Quartzite Quarry, East Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 130208 |
| Long-form Identifier: | 1:3:130208:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Sillimanite |
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| 8.4km (5.2 miles) | ⓘGreat Hill cobalt mines, Cobalt, East Hampton, Middlesex County, Connecticut, USA |
| 8.5km (5.3 miles) | ⓘLinkpot cut, Airline Railroad, East Hampton, Middlesex County, Connecticut, USA |
| 9.3km (5.8 miles) | ⓘDimension stone quarry, Collins Hill, Portland, Middlesex County, Connecticut, USA |
| 13.9km (8.6 miles) | ⓘWestchester, Colchester, New London County, Connecticut, USA |
| 14.7km (9.1 miles) | ⓘAnderson No. 1 Mica Mine, East Hampton, Middlesex County, Connecticut, USA |
| 17.4km (10.8 miles) | ⓘGillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
| 18.4km (11.5 miles) | ⓘChrysoberyl locality, Haddam, Middlesex County, Connecticut, USA |
| 18.6km (11.5 miles) | ⓘConnecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
| 19.6km (12.2 miles) | ⓘAlmandine schorl and sillimanite locality, Haddam, Middlesex County, Connecticut, USA |
| 19.7km (12.2 miles) | ⓘArnold Granite Quarry (General Brainerd Quarry; Great Hill Quarry; Hazelton Quarry; Haddam Quarry; Brookes Quarry), Haddam, Middlesex County, Connecticut, USA |
| References |
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