Locality type: | Quarry |
Classification |
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Species: | Opal |
Formula: | SiO2 · nH2O |
Comments: | inconspicuous unless illuminated by SW UV. |
Habit: | encrustations |
Colour: | colorless |
Luminescent properties: | green |
Abundance at site: | Very common |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Opal data |
Locality Data: | Click here to view Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex County, Connecticut, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 1003641 |
Long-form Identifier: | 1:3:1003641:1 |
GUID (UUID V4): | d1442f1d-4332-4d93-98ab-48d8b9f18228 |
Nearest other occurrences of Opal |
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2.0km (1.2 miles) | ⓘGreat Hill cobalt mines, Cobalt, East Hampton (Chatham), Middlesex County, Connecticut, USA |
3.2km (2.0 miles) | ⓘPelton's Quarry, Portland, Middlesex County, Connecticut, USA |
4.1km (2.6 miles) | ⓘHale-Walker prospects, Collins Hill, Portland, Middlesex County, Connecticut, USA |
4.3km (2.7 miles) | ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA |
4.8km (3.0 miles) | ⓘCase Quarries, Portland, Middlesex County, Connecticut, USA |
5.3km (3.3 miles) | ⓘGotta-Walden Prospect, Portland, Middlesex County, Connecticut, USA |
5.4km (3.4 miles) | ⓘWalden Gem Quarry, Portland, Middlesex County, Connecticut, USA |
6.2km (3.8 miles) | ⓘHale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA |
6.6km (4.1 miles) | ⓘRiverside Quarry (Western Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA |
6.7km (4.2 miles) | ⓘWhite Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA |
References |
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Nathan Hall Quarry, East Hampton, Middlesex County, Connecticut, USA