| 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 San Luis Range Diatomite Mine, Los Osos, San Luis Obispo County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1002139 |
| Long-form Identifier: | 1:3:1002139:4 |
| GUID (UUID V4): | 540f1bfd-e786-46b4-918b-4102082546c4 |
| Nearest other occurrences of Opal |
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| 1.8km (1.1 miles) | ⓘIncello Company property (Thompson Reid Estate; U.S. Refractories Company), Los Osos, San Luis Obispo County, California, USA |
| 3.0km (1.8 miles) | ⓘFerrell deposit, Los Osos, San Luis Obispo County, California, USA |
| 15.1km (9.4 miles) | ⓘEstrella Mine, Chorro, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA |
| 19.1km (11.9 miles) | ⓘLos Penascos Ranch deposit (Los Pemascos Ranch deposit), Shell Beach, San Luis Obispo County, California, USA |
| 22.4km (13.9 miles) | ⓘPismo Heights Company property, Pismo Beach, San Luis Obispo County, California, USA |
| 25.0km (15.5 miles) | ⓘUnnamed diatomite deposit [1], San Luis Obispo, San Luis Obispo County, California, USA |
| 29.1km (18.1 miles) | ⓘUnnamed diatomite deposit [2], Arroyo Grande, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA |
| 34.8km (21.6 miles) | ⓘOceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA |
| 42.9km (26.7 miles) | ⓘNipomo, San Luis Obispo County, California, USA |
| 61.1km (38.0 miles) | ⓘCalifornia Kieselguhr Company Mine, Bradley, Santa Lucia Mts (Santa Lucia Range), Monterey County, California, USA |
| References |
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