| Locality type: | Mine |
| Classification |
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| Species: | Opal var: Opal-AN |
| Formula: | SiO2 · nH2O |
| Formation: | Secondary |
| Comments: | Thin, typically invisible coatings almost always identified by bright green fluorescence under UV light. |
| Colour: | green |
| Quality for species: | Poor for species, only of interest for locality collectors. (#) |
| Confirmation |
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|
| Validity: | Confirmed |
| Confirmation Methods: | Visual (Fluorescence) |
| Data |
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| Mineral Data: | Click here to view Opal-AN 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: | 1361460 |
| Long-form Identifier: | 1:3:1361460:9 |
| GUID (UUID V4): | 5e873fdb-404b-4907-8c96-82261bb91c2d |
| Nearest other occurrences of Opal-AN |
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| 0.9km (0.6 miles) | ⓘRock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
| 1.6km (1.0 miles) | ⓘWorth and Selden Quarries (Victoria Quarry), East Hampton (Chatham), Middlesex County, Connecticut, USA |
| 2.9km (1.8 miles) | ⓘHaddam Volunteer Fire Station, Higganum, Haddam, Middlesex County, Connecticut, USA |
| 3.2km (2.0 miles) | ⓘForest Ridge Road, Higganum, Haddam, Middlesex County, Connecticut, USA |
| 4.6km (2.8 miles) | ⓘSlocum prospect, East Hampton (Chatham), Middlesex County, Connecticut, USA |
| 5.1km (3.2 miles) | ⓘJail Hill Road locality (Jail Hill Quarry), Haddam, Middlesex County, Connecticut, USA |
| 7.1km (4.4 miles) | ⓘHewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA |
| 7.2km (4.5 miles) | ⓘGreat Hill cobalt mines, Cobalt, East Hampton (Chatham), Middlesex County, Connecticut, USA |
| 7.7km (4.8 miles) | ⓘWhite Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA |
| 8.0km (5.0 miles) | ⓘJohn Salak Quarry, Haddam, Middlesex County, Connecticut, USA |
| References |
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