Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Cassiterite from
Monte de Entre-Portelas Mine (S. João Mine; Adoria Mine), Cerva e Limões, Ribeira de Pena, Vila Real, Portugal


07425790017369028616753.jpg
Cassiterite, etc.

Monte de Entre-Portelas Mine, Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
03926620017369028622561.jpg
Cassiterite, etc.

Monte de Entre-Portelas Mine, Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
07425790017369028616753.jpg
Cassiterite, etc.

Monte de Entre-Portelas Mine, Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
02760610017272074948163.jpg
Cassiterite, etc.

Monte de Entre-Portelas Mine, Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
07425790017369028616753.jpg
Cassiterite, etc.

Monte de Entre-Portelas Mine, Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
02760610017272074948163.jpg
Cassiterite, etc.

Monte de Entre-Portelas Mine, Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
Locality type:Mine
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Muscovite2
Quartz1
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Monte de Entre-Portelas Mine (S. João Mine; Adoria Mine), Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:221795
Long-form Identifier:1:3:221795:6
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
0.3km (0.2 miles) ⓘAdória Mining Field, Cerva e Limões, Ribeira de Pena, Vila Real, Portugal
7.2km (4.5 miles) ⓘMestras Mine, Vilar de Ferreiros, Mondim de Basto, Vila Real, Portugal
7.5km (4.6 miles) ⓘFraga do Estanho Mine, Santa Marta da Montanha, Vila Pouca de Aguiar, Vila Real, Portugal
10.3km (6.4 miles) ⓘQuelha do Moinho do Carrazedo Mine, Ribeira de Pena (Salvador) e Santo Aleixo de Além-Tâmega, Ribeira de Pena, Vila Real, Portugal
10.8km (6.7 miles) ⓘLinhares Mining Field, Ermelo e Pardelhas, Mondim de Basto, Vila Real, Portugal
12.2km (7.6 miles) ⓘArnal Mine, Vila Marim, Vila Real, Vila Real, Portugal
12.3km (7.6 miles) ⓘCarriço Mine, Veade， Gagos e Molares, Celorico de Basto, Braga, Portugal
16.3km (10.1 miles) ⓘRibeira de Pena Mining Field, Santa Marinha, Ribeira de Pena, Vila Real, Portugal
18.9km (11.7 miles) ⓘVieiros Mines, Rebordelo, Amarante, Porto, Portugal
19.1km (11.9 miles) ⓘLousas aplite-pegmatite, Dornelas, Boticas, Vila Real, Portugal
References
 
and/or  
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