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Quartz from
Chaves meteorite, Vilarelho da Raia, Vilarelho da Raia, Chaves, Vila Real, Portugal

Locality type:Meteorite Fall Location
Classification
Species:Quartz
Formula:SiO2
Comments:Only as a minor accessory. When found, quartz is invariably associated with magnetite, glass, and partially devitrified pyroxene.
Confirmation
Validity:Believed Valid
References
References:Mason B., Jarosewich E. & Nelen J. A. (1979) The pyroxene-plagioclase achondrites. Smithson. Contrib. Earth Sci. 22: 27-45. ; Monteiro, J. F. (1989) Preliminary Study of Chaves Howardite: Abstracts and Program for the 52nd Annual Meeting of the Meteoritical Society. LPI Contribution #712: p.165
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Chaves meteorite, Vilarelho da Raia, Vilarelho da Raia, Chaves, Vila Real, Portugal
Nearest other occurrences of Quartz
12.0km (7.4 miles) Alto dos Areais Mine, Ervededo, Chaves, Vila Real, Portugal
12.5km (7.8 miles) Lamago Mine, Vilar de Perdizes, Montalegre, Vila Real, Portugal
16.1km (10.0 miles) Tamboril Mine, Águas Frias, Chaves, Vila Real, Portugal
16.1km (10.0 miles) Dependurada Mine, Santo Estevão, Chaves, Vila Real, Portugal
21.7km (13.5 miles) Fontelas (Monforte No. 1) Mine, Bobadela, Chaves, Vila Real, Portugal
21.7km (13.5 miles) Poulas da Costa dos Lobos Mine, Bobadela, Chaves, Vila Real, Portugal
21.9km (13.6 miles) Estanheira Mine, São Julião de Montenegro, Chaves, Vila Real, Portugal
22.4km (13.9 miles) Carvalhas e Monte das Fragas Mine, Roriz, Chaves, Vila Real, Portugal
22.7km (14.1 miles) Eiras Mines, Eiras, Chaves, Vila Real, Portugal
23.6km (14.6 miles) Limarinho deposit, Bobadela, Boticas, Vila Real, Portugal
 
Mineral and/or Locality  
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