| Locality type: | Park |
| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| Comments: | Included in a list of minerals by Januzzi, details lacking but plausible as it is very common in Connecticut. |
| 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 Old Mine Park (Old Tungsten Mine), Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 987458 |
| Long-form Identifier: | 1:3:987458:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 0.4km (0.2 miles) | ⓘOld Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| 12.6km (7.8 miles) | ⓘBiermann Quarries (Bethel quarries; Codfish Hill Quarry), Bethel, Fairfield County, Connecticut, USA |
| 17.9km (11.1 miles) | ⓘFillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA |
| 18.4km (11.4 miles) | ⓘCurtis Quarry, Southford, Southbury, New Haven County, Connecticut, USA |
| 18.9km (11.7 miles) | ⓘSky Ridge railroad cut, Hawleyville, Newtown, Fairfield County, Connecticut, USA |
| 22.8km (14.2 miles) | ⓘU. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA |
| 23.4km (14.6 miles) | ⓘNorth Street mall, Danbury, Fairfield County, Connecticut, USA |
| 24.2km (15.1 miles) | ⓘCasey Quarry (Ridgefield pegmatite), Ridgefield, Fairfield County, Connecticut, USA |
| 25.2km (15.7 miles) | ⓘWestern Connecticut State University, Danbury, Fairfield County, Connecticut, USA |
| 30.6km (19.0 miles) | ⓘNonnewaug River Industrial Park, Woodbury, Litchfield County, Connecticut, USA |
| References |
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