| Locality type: | Mine |
| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| 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 Loudville Lead Mines (Manhan Lead-Silver Mine; Southampton Lead Mine; Northampton Lead Mine), Easthampton, Hampshire County, Massachusetts, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 243089 |
| Long-form Identifier: | 1:3:243089:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 33.8km (21.0 miles) | ⓘCheapside Quarry (East Deerfield Quarry; Trew Corp. Quarry), Deerfield, Franklin County, Massachusetts, USA |
| 37.7km (23.4 miles) | ⓘMonson quarries (Flynt quarries), Monson, Hampden County, Massachusetts, USA |
| 48.5km (30.2 miles) | ⓘQuabbin Aqueduct shaft No. 10 locality, Hardwick, Worcester County, Massachusetts, USA |
| 54.7km (34.0 miles) | ⓘGuilford, Windham County, Vermont, USA |
| 58.7km (36.5 miles) | ⓘTorringford, Torrington, Litchfield County, Connecticut, USA |
| 66.1km (41.1 miles) | ⓘ2368-2384 Berlin Turnpike (Former Hartford Drive-In), Newington, Hartford County, Connecticut, USA |
| 66.3km (41.2 miles) | ⓘState Routes 8 and 118 interchange, Harwinton, Litchfield County, Connecticut, USA |
| 67.8km (42.1 miles) | ⓘLead Mine Brook, Harwinton, Litchfield County, Connecticut, USA |
| 68.1km (42.3 miles) | ⓘRocky Hill Quarry, Rocky Hill, Hartford County, Connecticut, USA |
| 70.6km (43.9 miles) | ⓘThomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA |
| References |
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