| Locality type: | Beach |
| Classification |
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| Species: | Quartz var: Chalcedony |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Chalcedony data |
| Locality Data: | Click here to view Rodeo Beach, Marin County, California, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1081586 |
| Long-form Identifier: | 1:3:1081586:3 |
| GUID (UUID V4): | 40c85130-e63c-40c4-9a3e-769c48f3d38d |
| Nearest other occurrences of Chalcedony |
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| 12.2km (7.6 miles) | ⓘSan Francisco, San Francisco County, California, USA |
| 15.7km (9.7 miles) | ⓘBolinas, Marin County, California, USA |
| 16.8km (10.5 miles) | ⓘAgate Beach, Bolinas, Marin County, California, USA |
| 24.7km (15.3 miles) | ⓘSpruce Street Thunder Egg locality, Berkeley, Alameda County, California, USA |
| 28.4km (17.6 miles) | ⓘUnnamed gemstone occurrence [1], Berkeley, Alameda County, California, USA |
| 48.0km (29.9 miles) | ⓘLa Vista Quarry and mill, Hayward, Alameda County, California, USA |
| 64.3km (40.0 miles) | ⓘPescadero Beach Mine, Pescadero, San Mateo County, California, USA |
| 67.9km (42.2 miles) | ⓘLa Joya Mine, Oakville, Oakville Mining District, Napa County, California, USA |
| 68.4km (42.5 miles) | ⓘBella Oak Mine (Belle Oak Mine; Oakville Mine; Bella Union Mine), Oakville, Oakville Mining District, Napa County, California, USA |
| 85.6km (53.2 miles) | ⓘLone Hill Quarry (Mirasson Brothers Quarry), Lone Hill, San Jose, Santa Clara County, California, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Report (volume) | | Published in the Western Region, Menlo Park, California Manuscript approved for publication, September...modern Cascade Range extending from northern California to Washington is an example of an active volcanic...geologic history and plate tectonics story of California doesn’t make sense without a discussion of “active”...chains, like the Cascades volcanic arc of northern California, Oregon, and Washington. Relative to the East...North American continent was near the Nevada/California border region. Through time, the western margin |  | | Book (edition) | | j3 ROADSIDE EOLOGY of Northern and Central California David Alt and Donald W. Hyndman Mountain Press...David D. Roadside geology of Northern and Central California / David Alt and Donald W. Hyndman. p. cm. - (Roadside...0-87842-409-1 (alk. paper) 1. Geology-California-Guidebooks. 2. California-Guidebooks. I. Hyndman, Donald W...Sections of Roadside Geology of Northern and Central California. Contents Preface . lX 1 Introduction ...6 San Andreas Fault 6 High Cascades 6 Whither California? 6 2 Sierra Nevada 9 Subduction and Obduction |
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