| 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 Alexite Manganese Mine, White Earth Mining District (Powderhorn Mining District), Gunnison County, Colorado, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 375260 |
| Long-form Identifier: | 1:3:375260:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 13.1km (8.1 miles) | ⓘGood Hope Mine (Mammoth Good Hope Mine; Mammoth-Good Hope Mine; Mammoth Chimney Mine), Vulcan, Vulcan Mining District (Cebolla Mining District; Domingo Mining District), Gunnison County, Colorado, USA |
| 31.8km (19.8 miles) | ⓘSlumgullion Earthflow (Slumgullion mud flow), Hinsdale County, Colorado, USA |
| 41.0km (25.5 miles) | ⓘCreede Formation, Creede Mining District, Mineral County, Colorado, USA |
| 42.2km (26.2 miles) | ⓘGunnison River Gorge, Gunnison County, Colorado, USA |
| 56.8km (35.3 miles) | ⓘLa Garita Creek, Saguache County, Colorado, USA |
| 67.4km (41.9 miles) | ⓘTrout Creek Sulfur Deposit, Mineral County, Colorado, USA |
| 75.4km (46.8 miles) | ⓘDel Norte Thunder Egg beds, Saguache County, Colorado, USA |
| 90.8km (56.4 miles) | ⓘPoncha Hot Springs, Poncha Pass Area, Chaffee County, Colorado, USA |
| 95.2km (59.2 miles) | ⓘHortense Hot Spring, Chalk Creek District, Chaffee County, Colorado, USA |
| 96.1km (59.7 miles) | ⓘMount Princeton Hot Spring, Chalk Creek District, Chaffee County, Colorado, USA |
| References |
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