| 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 Diatomite Mines (Diatomite Pit North), Quincy, Grant County, Washington, USA |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 988404 |
| Long-form Identifier: | 1:3:988404:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 9.4km (5.8 miles) | ⓘDiatomite Mines (Diatomite Pit South), Frenchman Hills, Grant County, Washington, USA |
| 16.4km (10.2 miles) | ⓘVantage area, Kittitas County, Washington, USA |
| 27.9km (17.3 miles) | ⓘSaddle Mountain, Mattawa, Grant County, Washington, USA |
| 33.6km (20.9 miles) | ⓘRock Island Dam, Douglas County, Washington, USA |
| 48.9km (30.4 miles) | ⓘSelah Butte, Yakima County, Washington, USA |
| 53.5km (33.3 miles) | ⓘPerch Point-Potholes Reservoir (Medicare Beach), Warden, Grant County, Washington, USA |
| 57.5km (35.7 miles) | ⓘState Route 262 roadcuts, Warden, Grant County, Washington, USA |
| 68.8km (42.8 miles) | ⓘHanford, Benton County, Washington, USA |
| 68.9km (42.8 miles) | ⓘState Route 17 road cuts [2], Coulee City, Grant County, Washington, USA |
| 72.8km (45.2 miles) | ⓘState Route 17 road cut [1], Coulee City, Grant County, Washington, USA |
| References |
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Diatomite Mines, Quincy, Grant County, Washington, USA