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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Metagreywacke from
Alijó spodumene pegmatite, São Mamede de Ribatua, Alijó, Vila Real, Portugal


Locality type:Pegmatite
Classification
Type:Metagreywacke
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Metagreywacke data
Locality Data:Click here to view Alijó spodumene pegmatite, São Mamede de Ribatua, Alijó, Vila Real, Portugal
Data Identifiers
Mindat Occurrence Record ID:1638669
Long-form Identifier:1:3:1638669:1
GUID (UUID V4):0
Nearest other occurrences of Metagreywacke
30.1km (18.7 miles) ⓘNumão prospect, Numão, Vila Nova de Foz Côa, Guarda, Portugal
80.1km (49.7 miles) ⓘTerramonte Mine, Raiva, Castelo de Paiva, Aveiro, Portugal
References
Garate-Olave, Idoia, Roda-Robles, Encarnación, Santos-Loyola, Nora, Martins, Tania, Lima, Alexandre, Errandonea-Martin, Jon (2024) Crystallization Sequence of the Spodumene-Rich Alijó Pegmatite (Northern Portugal) and Related Metasomatism on Its Host Rock. Minerals, 14 (7) doi:10.3390/min14070701
 
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