| Locality type: | Occurrence |
| Classification |
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| Species: | 'Jasper' (not an IMA approved species) |
| Colour: | Red |
| Confirmation |
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|
| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Jasper data |
| Locality Data: | Click here to view Maillard Ranch occurrence [2], San Geronimo, Marin County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1206821 |
| Long-form Identifier: | 1:3:1206821:0 |
| GUID (UUID V4): | 50ae1485-ab46-4717-8d84-a641d1d6b832 |
| Nearest other occurrences of Jasper |
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|
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| 32.0km (19.9 miles) | ⓘSan Francisco, San Francisco County, California, USA |
| 62.8km (39.0 miles) | ⓘMoore Creek prospect (Manganese Ridge prospect), Manganese Ridge, Angwin, Napa County, California, USA |
| 76.7km (47.7 miles) | ⓘJ. M. MacDonough Ranch Mine, Portola Valley, San Mateo County, California, USA |
| 98.5km (61.2 miles) | ⓘNelson Bailey Mine (Nelson lease; Bailey Mine; Newhall Mine), Mendenhall Springs, Livermore Mining District (Tesla District), Alameda County, California, USA |
| 99.2km (61.6 miles) | ⓘMateos Ranch occurrence, East Foothills, Black Wonder Mining District, Santa Clara County, California, USA |
| References |
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