| Locality type: | Construction Site |
| Classification |
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| Species: | Topaz |
| Formula: | Al2(SiO4)(F,OH)2 |
| Comments: | massive to subhedral crystal to several cm, commonly coated with mica, clear euhedral crystals to 1.5 cm |
| Habit: | prismatic with rhombic cross-section |
| Colour: | pale brown to yellow to dark green |
| Abundance at site: | Common |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Associated Minerals Based on Photo Data: |
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| Muscovite | 9 |
| Quartz | 7 |
| Fluorite | 5 |
| - var Chlorophane | 2 |
| Data |
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| Mineral Data: | Click here to view Topaz data |
| Locality Data: | Click here to view Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| Photo Gallery | View Gallery (12 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 347312 |
| Long-form Identifier: | 1:3:347312:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Topaz |
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| 0.4km (0.2 miles) | ⓘOld Mine Park (Old Tungsten Mine), Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| 0.5km (0.3 miles) | ⓘState Route 111 road cuts, Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| 0.6km (0.4 miles) | ⓘCorporate Drive road cut, Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| 0.6km (0.4 miles) | ⓘCorporate Drive, Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| 1.7km (1.1 miles) | ⓘPorter Hill Road roadcut, Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| 3.0km (1.8 miles) | ⓘPequonnock River outcrops, Long Hill, Trumbull, Fairfield County, Connecticut, USA |
| 17.6km (10.9 miles) | ⓘFillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA |
| 58.3km (36.2 miles) | ⓘTollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex County, Connecticut, USA |
| 60.1km (37.4 miles) | ⓘWhite Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA |
| 62.7km (39.0 miles) | ⓘHewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA |
| References |
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Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA