| Locality type: | Quarry |
| Classification |
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| Species: | Opal var: Opal-AN |
| Formula: | SiO2 · nH2O |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Opal-AN data |
| Locality Data: | Click here to view PJ Keating Quarry (Dracut Quarry; Condon Quarry; Essex Bituminous), Dracut, Middlesex County, Massachusetts, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 838793 |
| Long-form Identifier: | 1:3:838793:6 |
| GUID (UUID V4): | 1443629f-b2c4-4b33-b7c1-b08a182ce76d |
| Nearest other occurrences of Opal-AN |
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| 12.0km (7.4 miles) | ⓘLedge Road, Windham, Rockingham County, New Hampshire, USA |
| 19.8km (12.3 miles) | ⓘRoute 114 calc-silicate locality, North Andover, Essex County, Massachusetts, USA |
| 22.7km (14.1 miles) | ⓘRoute 101A construction site, Merrimack, Hillsborough County, New Hampshire, USA |
| 23.9km (14.9 miles) | ⓘMerrimack, Hillsborough County, New Hampshire, USA |
| 28.7km (17.9 miles) | ⓘBlueberry Mountain Quarry (Blueberry Hill), Woburn, Middlesex County, Massachusetts, USA |
| 32.3km (20.1 miles) | ⓘBedford, Hillsborough County, New Hampshire, USA |
| 35.4km (22.0 miles) | ⓘBolton Lime Quarries (Bolton Quarry; Whitcomb Quarry; Hildreth Quarry), Bolton, Worcester County, Massachusetts, USA |
| 35.6km (22.1 miles) | ⓘPulpit Road locality, Bedford, Hillsborough County, New Hampshire, USA |
| 36.5km (22.7 miles) | ⓘMassachusetts Broken Stone Co. quarries (Weston Quarry; Stony Brook Quarry), Weston, Middlesex County, Massachusetts, USA |
| 36.6km (22.7 miles) | ⓘDevil's Basin, Newbury, Essex County, Massachusetts, USA |
| References |
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