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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Arsenopyrite from
Aparis Mine, Barrancos, Barrancos, Beja, Portugal


Locality type:Mine
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Aparis Mine, Barrancos, Barrancos, Beja, Portugal
Data Identifiers
Mindat Occurrence Record ID:801552
Long-form Identifier:1:3:801552:5
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
57.4km (35.7 miles) ⓘSotiel Mine, Sotiel-Coronada mines, Calañas, Huelva, Andalusia, Spain
58.7km (36.5 miles) ⓘFilón Norte open pit (Filón Norte Mine), Tharsis Mines, Tharsis, Alosno, Huelva, Andalusia, Spain
59.4km (36.9 miles) ⓘAlgares Mine, Portel, Portel, Évora, Portugal
62.4km (38.8 miles) ⓘSão Domingos Mine, Corte do Pinto, Mértola, Beja, Portugal
64.0km (39.8 miles) ⓘHerdade da Ventosa Mine, Nossa Senhora das Neves, Beja, Beja, Portugal
65.0km (40.4 miles) ⓘRio Tinto Mines, Minas de Riotinto, Huelva, Andalusia, Spain
65.8km (40.9 miles) ⓘBugalho Mine, Alandroal-Nossa Senhora da Conceição - São Brás dos Matos-Mina do Bugalho e Juromenha-Nossa Senhora do Loreto, Alandroal, Évora, Portugal
66.3km (41.2 miles) ⓘMasa Valverde Mine (Valverde Mine), Beas, Huelva, Andalusia, Spain
73.8km (45.9 miles) ⓘMiguel Vacas Mine, Nossa Senhora da Conceição e São Bartolomeu, Vila Viçosa, Évora, Portugal
87.5km (54.4 miles) ⓘMostardeira Mine, Glória, Estremoz, Évora, Portugal
References
MEMÓRIAS DO COBRE. NOTA SOBRE A CRIAÇÃO DE UM PARQUE ARQUEO-INDUSTRIAL NA MINA DA HERDADE DA MOSTARDEIRA (ESTREMOZ, PORTUGAL), José M. Brandão & João Matos, 2000
Oliveira, Daniel P. S. de, Silva, Teresa P., Morais, Igor, Fernandes, João A. E. (2025) Chemical and Mineralogical Characterization of Waste from Abandoned Copper and Manganese Mines in the Iberian Pyrite Belt, Portugal: A First Step Towards the Waste-to-Value Recycling Process. Minerals, 15 (1). doi:10.3390/min15010058
 
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