| Locality type: | Deposit |
| Classification |
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| Species: | Quartz |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Quartz data |
| Locality Data: | Click here to view Otero de Herreros area, Segovia, Castile and Leon, Spain |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1992762 |
| Long-form Identifier: | 1:3:1992762:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Quartz |
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| 3.5km (2.2 miles) | ⓘLas Suertes quarry, Vegas de Matute, Segovia, Castile and Leon, Spain |
| 15.4km (9.6 miles) | ⓘLa Primera Mine (Cabeza Líjar), Guadarrama, Community of Madrid, Spain |
| 19.3km (12.0 miles) | ⓘHoya de los Toriles quarry, Villacastín, Segovia, Castile and Leon, Spain |
| 22.9km (14.2 miles) | ⓘPepita Prospect, Collado Mediano, Community of Madrid, Spain |
| 28.1km (17.5 miles) | ⓘArroyo del Valle, Puerto de la Cruz Verde, San Lorenzo de El Escorial, Community of Madrid, Spain |
| 29.3km (18.2 miles) | ⓘPuerto de la Cruz Verde Quarries, Zarzalejo, Community of Madrid, Spain |
| 32.3km (20.1 miles) | ⓘArroyo de la Yedra, Manzanares el Real, Community of Madrid, Spain |
| 33.6km (20.9 miles) | ⓘCoto Nuevo quartz dyke, Galapagar, Community of Madrid, Spain |
| 36.2km (22.5 miles) | ⓘLas Cabañuelas Mine (El Canchal Mine), Hoyo de Manzanares, Community of Madrid, Spain |
| 37.1km (23.1 miles) | ⓘArroyo del Fortín Mine (Arroyo de Trofa Mine), Torrelodones, Community of Madrid, Spain |
| References |
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