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
Lagares do Estanho No. 1 Mine, Lagares do Estanho Mines, Queiriga, Vila Nova de Paiva, Viseu, Portugal


Locality type:Mine
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Lagares do Estanho No. 1 Mine, Lagares do Estanho Mines, Queiriga, Vila Nova de Paiva, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:762346
Long-form Identifier:1:3:762346:2
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
0.9km (0.6 miles) ⓘLagares Mining Field, Vila Nova de Paiva, Viseu, Portugal
0.9km (0.6 miles) ⓘRebentão Mine, Lagares do Estanho Mines, Queiriga, Vila Nova de Paiva, Viseu, Portugal
2.6km (1.6 miles) ⓘBorralhas No. 2 Mine, Cota, Viseu, Viseu, Portugal
3.1km (1.9 miles) ⓘSão Miguel - Borralhas and Roxo Mines, Cota, Viseu, Viseu, Portugal
8.8km (5.4 miles) ⓘRomãs quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
9.0km (5.6 miles) ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
10.4km (6.4 miles) ⓘVenturinha, Sezures, Penalva do Castelo, Viseu, Portugal
12.5km (7.8 miles) ⓘCompanheiro No. 2 quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
14.6km (9.1 miles) ⓘRatoeira quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
17.4km (10.8 miles) ⓘReal quarry, Real, Penalva do Castelo, Viseu, Portugal
References
Historical archive of the mine
 
and/or  
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