| Locality type: | Quarry |
| Classification |
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| Species: | Opal var: Opal-AN |
| Formula: | SiO2 · nH2O |
| Comments: | Thin coatings on pegmatite matrix invisible except under SW UV. |
| Habit: | massive |
| Colour: | colorless |
| Luminescent properties: | green |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visual (Fluorescence) |
| Associated Minerals Based on Photo Data: |
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| Microcline | 2 |
| Quartz | 1 |
| Data |
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| Mineral Data: | Click here to view Opal-AN data |
| Locality Data: | Click here to view Eureka Quarries, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 694497 |
| Long-form Identifier: | 1:3:694497:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal-AN |
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| 0.6km (0.4 miles) | ⓘHowe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| 0.8km (0.5 miles) | ⓘSimpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| 0.9km (0.6 miles) | ⓘSimpson prospect #1, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| 1.0km (0.6 miles) | ⓘHollister prospects, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA |
| 1.8km (1.1 miles) | ⓘHale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA |
| 2.8km (1.8 miles) | ⓘCase Quarries, Portland, Middlesex County, Connecticut, USA |
| 2.9km (1.8 miles) | ⓘGotta-Walden Prospect, Portland, Middlesex County, Connecticut, USA |
| 3.0km (1.8 miles) | ⓘWalden Gem Quarry, Portland, Middlesex County, Connecticut, USA |
| 4.4km (2.7 miles) | ⓘRocky Hill Quarry, Rocky Hill, Hartford County, Connecticut, USA |
| 5.3km (3.3 miles) | ⓘPelton's Quarry, Portland, Middlesex County, Connecticut, USA |
| References |
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Eureka Quarries, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA