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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Owyheeite from
Gralheira Mine, Alfarela de Jales, Vila Pouca de Aguiar, Vila Real, Portugal


Locality type:Mine
Classification
Species:Owyheeite
Formula:Ag3Pb10Sb11S28
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Owyheeite data
Locality Data:Click here to view Gralheira Mine, Alfarela de Jales, Vila Pouca de Aguiar, Vila Real, Portugal
Data Identifiers
Mindat Occurrence Record ID:942925
Long-form Identifier:1:3:942925:3
GUID (UUID V4):0
References
Neiva, A. M. R. (1994): Gold-​quartz veins at Gralheira, northern Portugal: mineralogical and geochemical characteristics. Transactions of the Institution of Mining and Metallurgy, Section B: Applied Earth Science 103, B188-B196.
Martins, S. A. B. (2018). Mineralizações auríferas de Jales, Gralheira e Raiz do Monte: estudo mineralógico e paragenético. o Mestrado em Geologia da Faculdade de Ciências da Universidade do Porto
 
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