| Locality type: | Ranch |
| Classification |
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| Species: | Quartz var: Chalcedony |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Quartz | 33 |
| - var Carnelian | 3 |
| - var Agate | 3 |
| - var Amethyst | 2 |
| - var Blue Quartz | 1 |
| - var Plume Agate | 1 |
| Calcite | 19 |
| Aragonite | 10 |
| Jasper | 2 |
| Opal | 1 |
| Data |
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| Mineral Data: | Click here to view Chalcedony data |
| Locality Data: | Click here to view Woodward Ranch, Alpine, Brewster County, Texas, USA |
| Photo Gallery | View Gallery (13 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 218269 |
| Long-form Identifier: | 1:3:218269:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Chalcedony |
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| 6.3km (3.9 miles) | ⓘCathedral Mountain quadrangle, Davis Mountains, Brewster County, Texas, USA |
| 16.7km (10.3 miles) | ⓘUnnamed manganese occurrence, Roberts Ranch, Marathon, Brewster County, Texas, USA |
| 34.8km (21.6 miles) | ⓘClark prospect, Marathon, Brewster County, Texas, USA |
| 43.8km (27.2 miles) | ⓘMarfa, Presidio County, Texas, USA |
| 45.7km (28.4 miles) | ⓘKokernot o6 Ranch, Jeff Davis County, Texas, USA |
| 46.7km (29.0 miles) | ⓘSingleton Ranch, Presidio County, Texas, USA |
| 70.0km (43.5 miles) | ⓘAgua Fria Ranch, Brewster County, Texas, USA |
| 79.8km (49.6 miles) | ⓘChristmas Mountain deposit (Piedra Azul), Christmas Mountains, Brewster County, Texas, USA |
| 81.4km (50.6 miles) | ⓘUnnamed prospect (EM-PR-U24-6), Solitario, Brewster County, Texas, USA |
| 83.8km (52.0 miles) | ⓘUnnamed prospects near Girvin Tank (PR-PR-T21-1), Presidio County, Texas, USA |
| References |
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Woodward Ranch, Alpine, Brewster County, Texas, USA