Locality type: | Mine |
Classification |
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Species: | Sillimanite |
Formula: | Al2(SiO4)O |
Formation: | Primary |
Comments: | Accessory mineral in the metamorphic rocks hosting the pegmatite. |
Quality for species: | Rock forming mineral/non-crystalline/little interest for collectors.(##) |
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 Anderson No. 1 Mica Mine (Swanson Mine; Swanson Lithia Mine; Old Lithia Mine; Chatham Lithia Mine), East Hampton (Chatham), Middlesex County, Connecticut, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 1361459 |
Long-form Identifier: | 1:3:1361459:3 |
GUID (UUID V4): | b4729fa4-a09d-4216-a25c-545b42f89d0d |
Nearest other occurrences of Sillimanite |
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2.8km (1.7 miles) | ⓘGillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
4.3km (2.7 miles) | ⓘConnecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
5.0km (3.1 miles) | ⓘAlmandine schorl and sillimanite locality, Haddam, Middlesex County, Connecticut, USA |
5.1km (3.2 miles) | ⓘArnold Granite Quarry (General Brainerd Quarry; Great Hill Quarry; Hazelton Quarry; Haddam Quarry; Brookes Quarry), Haddam, Middlesex County, Connecticut, USA |
7.2km (4.5 miles) | ⓘGreat Hill cobalt mines, Cobalt, East Hampton (Chatham), Middlesex County, Connecticut, USA |
7.4km (4.6 miles) | ⓘLinkpot cut, Airline Railroad, East Hampton (Chatham), Middlesex County, Connecticut, USA |
7.8km (4.9 miles) | ⓘState Route 9 rock cuts, Haddam, Middlesex County, Connecticut, USA |
9.9km (6.1 miles) | ⓘWestchester, Colchester, New London County, Connecticut, USA |
10.1km (6.3 miles) | ⓘUnnamed building stone quarry, Collins Hill, Portland, Middlesex County, Connecticut, USA |
14.0km (8.7 miles) | ⓘSillimanite type locality, Chester, Middlesex County, Connecticut, USA |
References |
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