| Locality type: | Quarry |
| Classification |
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| Species: | Quartz |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | XRD |
| Associated Minerals Based on Photo Data: |
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| Dolomite | 1 photo of Quartz associated with Dolomite at this locality. |
| Chalcedony | 1 photo of Quartz associated with Chalcedony at this locality. |
| Fluorapatite | ⓘ1 photo of Quartz associated with Fluorapatite at this locality. |
| Microcline | ⓘ1 photo of Quartz associated with Microcline at this locality. |
| Albite | ⓘ1 photo of Quartz associated with Albite at this locality. |
| Muscovite | 1 photo of Quartz associated with Muscovite at this locality. |
| Data |
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| Mineral Data: | Click here to view Quartz data |
| Locality Data: | Click here to view Covão quarry, Vela, Guarda, Guarda, Portugal |
| Photo Gallery | View Gallery (11 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 753259 |
| Long-form Identifier: | 1:3:753259:7 |
| GUID (UUID V4): | 3bdf8625-b9d8-4d76-9962-3915fd776aaa |
| Nearest other occurrences of Quartz |
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| 1.3km (0.8 miles) | ⓘVela Nordeste quarry, Vela, Guarda, Guarda, Portugal |
| 1.3km (0.8 miles) | ⓘCemetery quarry, Benespera, Guarda, Guarda, Portugal |
| 1.7km (1.0 miles) | ⓘEN 18 roadcut, Vela, Guarda, Guarda, Portugal |
| 2.1km (1.3 miles) | ⓘQuinta do Quelhas Mine, Benespera, Guarda, Guarda, Portugal |
| 2.4km (1.5 miles) | ⓘVela Sudoeste quarry, Vela, Guarda, Guarda, Portugal |
| 2.9km (1.8 miles) | ⓘVinhas Mine, Ramela, Guarda, Guarda, Portugal |
| 4.2km (2.6 miles) | ⓘAlvarrões Mine, Gonçalo, Guarda, Guarda, Portugal |
| 4.7km (2.9 miles) | ⓘQuinta do Velho Mine, Maçainhas, Belmonte, Castelo Branco, Portugal |
| 5.1km (3.2 miles) | ⓘGonçalo Sul C 70 Mine, Gonçalo, Guarda, Guarda, Portugal |
| 5.8km (3.6 miles) | ⓘUnnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal |
| References |
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| Reference Search (possible matching items) |
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 | de Araujo, Carlos E. Ganade, Cordani, Umberto G., Basei, Miguel A.S., Castro, Neivaldo A., Sato, Kei, Sproesser, Walter M. (2012) U–Pb detrital zircon provenance of metasedimentary rocks from the Ceará Central and Médio Coreaú Domains, Borborema Province, NE-Brazil: Tectonic implications for a long-lived Neoproterozoic active continental margin. Precambrian Research, 206. 36-51 doi:10.1016/j.precamres.2012.02.021 | Journal (article/letter/editorial) | | from bottom to top by the Goiabeira, São Joaquim, Covão and Santa Terezinha formations (Santos et al., 2008a)...including kyanite, sillimanite and muscovite. The Covão and Santa Terezinha formations are composed of schists...on the early version of the manuscript. 49 the quartz grains and well developed lattice preferred orientation...along the main road. The sample is composed by quartz (89%), muscovite (8%) and opaque minerals (2%)...penetrative lattice preferred orientation of the quartz grains, accompanied by the orientation of the muscovite |  | | Report (chapter) | | schist, kyanite schist, garnet –biotite schist and quartz–feldspar paragneiss, representing metamorphosed...Formation is a sequence consisting of muscovite– quartz–sericite –chlorite schists and minor quartzite...assemblage (chlorite–quartz –muscovite) and micro-structural features of quartz in quartzite (lamellae...uppermost Santa Terezinha Formation consists of quartz-rich schists, metapelites, and +10 Depleted ...meta-rhyolite units contain phenocrysts of blue quartz and crop out as narrow (1– 2 m), semi-continuous |  | | Book | | Geologia estabelecido pelo Ministério da Educação de Portugal para o 12º ano do Curso Científico-Humanístico...registro geológico de desertos existentes no passado guarda muitos vestígios. A relação entre areia e rocha... atritando uma com as vizinhas. A movimentação guarda relação com as camadas interiores do planeta e...cálcio-silicáticas e metavulcanitos félsicos), Covão (micaxistos, mármores e metavulcanitos félsicos)...atividade magmática migrou de sul para norte e guarda relação cronológica com as intrusões dos enxames |
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Covão quarry, Vela, Guarda, Guarda, Portugal