Locality type: | Quarry |
Classification |
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Species: | Annite |
Formula: | KFe32+(AlSi3O10)(OH)2 |
Comments: | Crystals apparently reached several dm long as they are typically found as fragments in the dump, sometimes interlayered with muscovite. |
Habit: | elongated tabular subhedral |
Colour: | black |
Abundance at site: | Common |
Confirmation |
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Validity: | Believed Valid |
Associated Minerals Based on Photo Data: |
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Muscovite | β4 photos of Annite associated with Muscovite at this locality. |
Albite | β3 photos of Annite associated with Albite at this locality. |
Beryl | β2 photos of Annite associated with Beryl at this locality. |
Smoky Quartz | β2 photos of Annite associated with Smoky Quartz at this locality. |
Quartz | β1 photo of Annite associated with Quartz at this locality. |
Data |
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Mineral Data: | Click here to view Annite data |
Locality Data: | Click here to view Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex County, Connecticut, USA |
Photo Gallery | View Gallery (4 photos) |
Data Identifiers |
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Mindat Occurrence Record ID: | 720498 |
Long-form Identifier: | 1:3:720498:2 |
GUID (UUID V4): | 4009a3a9-5f00-48b9-86c1-a344bd67b2ec |
Nearest other occurrences of Annite |
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0.2km (0.1 miles) | βState Forest Quarry No. 1 (State Forest #1 Quarry; Clark Hill Quarry), East Hampton (Chatham), Middlesex County, Connecticut, USA |
2.4km (1.5 miles) | βState Forest Quarry No. 2 (State Forest #2 Mica Mine; Carini Quarry), Cobalt, East Hampton (Chatham), Middlesex County, Connecticut, USA |
3.0km (1.8 miles) | βPenfield Quarry (Oak Leaf Quarry), Portland, Middlesex County, Connecticut, USA |
3.0km (1.9 miles) | βGreat Hill Pond Brook pegmatite, Cobalt, East Hampton (Chatham), Middlesex County, Connecticut, USA |
3.2km (2.0 miles) | βPelton's Quarry, Portland, Middlesex County, Connecticut, USA |
4.1km (2.5 miles) | βBishop Hill Schorl Locality, East Hampton (Chatham), Middlesex County, Connecticut, USA |
4.1km (2.6 miles) | βHale-Walker prospects, Collins Hill, Portland, Middlesex County, Connecticut, USA |
4.3km (2.7 miles) | βStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA |
4.3km (2.7 miles) | βSchoonmaker Mine, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA |
4.8km (3.0 miles) | βCase Quarries, Portland, Middlesex County, Connecticut, USA |
References |
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Nathan Hall Quarry, East Hampton, Middlesex County, Connecticut, USA