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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Tourmaline from
Portas del Sil Au deposit, Ribas de Sil, Quiroga, Lugo, Galicia, Spain


Locality type:Mine
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Portas del Sil Au deposit, Ribas de Sil, Quiroga, Lugo, Galicia, Spain
Data Identifiers
Mindat Occurrence Record ID:1628352
Long-form Identifier:1:3:1628352:5
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
32.8km (20.4 miles) ⓘPenouta mines, Viana do Bolo, Ourense, Galicia, Spain
73.9km (45.9 miles) ⓘLalín pegmatite field, Lalín, Pontevedra, Galicia, Spain
75.6km (47.0 miles) ⓘTrigueiriça Mines, Rebordelo, Vinhais, Bragança, Portugal
85.4km (53.1 miles) ⓘMonte Agrochão Mines, Agrochão, Vinhais, Bragança, Portugal
86.2km (53.5 miles) ⓘMurçós Mines, Murçós, Macedo de Cavaleiros, Bragança, Portugal
86.3km (53.6 miles) ⓘForcarei Norte pegmatite field, Silleda, Pontevedra, Galicia, Spain
89.3km (55.5 miles) ⓘPereira de Selão, Vilas Boas, Vidago, Chaves, Vila Real, Portugal
89.3km (55.5 miles) ⓘSeixigal (Pereira de Selão), Vilas Boas, Vidago, Chaves, Vila Real, Portugal
94.8km (58.9 miles) ⓘEl Campo pegmatite, Forcarei Norte pegmatite field, Silleda, Pontevedra, Galicia, Spain
References
Cepedal, Antonia, Fuertes-Fuente, Mercedes, Martin-Izard, Agustín, Aragón, David, Martínez, Nicolás, Arias, Daniel (2024) Constraints on gold metallogeny in NW Iberia: Insights from LA-ICP-MS analysis of trace elements, fluid inclusions, and stable isotopes in the unexplored Portas del Sil gold deposit. Ore Geology Reviews, 169. 106077 doi:10.1016/j.oregeorev.2024.106077
 
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