Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Granite from
Casayo mines (Casaio mines; Valborraz mines), Carballeda de Valdeorras, Valdeorras, Ourense, Galicia, Spain


Locality type:Mine
Classification
Type:Granite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Granite data
Locality Data:Click here to view Casayo mines (Casaio mines; Valborraz mines), Carballeda de Valdeorras, Valdeorras, Ourense, Galicia, Spain
Data Identifiers
Mindat Occurrence Record ID:1234377
Long-form Identifier:1:3:1234377:7
GUID (UUID V4):0
Nearest other occurrences of Granite
23.7km (14.7 miles) ⓘPenouta mines, Viana do Bolo, Ourense, Galicia, Spain
34.9km (21.7 miles) ⓘCurrito Mine, Cadafresnas, Corullón, Castile and Leon, Spain
43.4km (27.0 miles) ⓘValtreixal mine, Espinhosela, Bragança, Bragança, Portugal
68.3km (42.4 miles) ⓘTrigueiriça Mines, Rebordelo, Vinhais, Bragança, Portugal
69.1km (43.0 miles) ⓘErvedosa Mine (Tuela Mine), Ervedosa, Vinhais, Bragança, Portugal
91.7km (57.0 miles) ⓘLimarinho deposit, Ardãos e Bobadela, Boticas, Vila Real, Portugal
99.3km (61.7 miles) ⓘEiró quarry, Boticas e Granja, Boticas, Vila Real, Portugal
References
Cárdenes, V. (2013). The Valborraz tungsten mine: Description of a potential source of arsenic pollution. Cadernos Lab. Xeolóxico de Laxe Coruña. 2013. Vol. 37, pp. 147 - 162
Borrajo, Iñigo; Tornos, Fernando; Stein, Holly; Hanchar, John M. (2024) Geochronology and decoupling controls of Sn-(Ta-Li) and W-(Sn) mineralization in the Iberian Variscan Massif, Spain and Portugal. Ore Geology Reviews, 173. 106253 doi:10.1016/j.oregeorev.2024.106253
 
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