| Locality type: | Occurrence |
| 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 Blue Bull Occurrence (Ionic Claims; Chukar Group), Pueblo Mining District (Denio Mining District), Harney County, Oregon, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 470675 |
| Long-form Identifier: | 1:3:470675:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 5.1km (3.2 miles) | ⓘHarmony Occurrence (Surprise Group; Ajax Claims), Pueblo Mining District (Denio Mining District), Harney County, Oregon, USA |
| 14.1km (8.8 miles) | ⓘMogul, Pueblo Mining District (Denio Mining District), Harney County, Oregon, USA |
| 15.1km (9.4 miles) | ⓘBlair Group (Connor - Blair), Pueblo Mining District (Denio Mining District), Harney County, Oregon, USA |
| 17.6km (11.0 miles) | ⓘDouble Link Occurrence, Pueblo Mining District (Denio Mining District), Harney County, Oregon, USA |
| 24.1km (15.0 miles) | ⓘFisher (Fisher & Regal & Sheepherder Claims; Fisher and Regal Group; Doan Group), Pueblo Mining District (Denio Mining District), Harney County, Oregon, USA |
| 28.9km (18.0 miles) | ⓘPaiute, Harney County, Oregon, USA |
| 43.9km (27.3 miles) | ⓘLemon Meringue Mine, Virgin Valley, Humboldt County, Nevada, USA |
| 45.3km (28.2 miles) | ⓘBlack Peacock Mine (Birdlebough Mine; Royal Peacock Black No. 1 & No. 2 lodes), Virgin Valley, Humboldt County, Nevada, USA |
| 46.0km (28.6 miles) | ⓘWRT Fiery Embers claim, WRT Stonetree group ("Dominion Opal Mine"), Virgin Valley, Humboldt County, Nevada, USA |
| 46.2km (28.7 miles) | ⓘWRT Fiddles & Diddles Opal claim, WRT Stonetree group ("Dominion Opal Mine"), Virgin Valley, Humboldt County, Nevada, USA |
| References |
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