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


Locality type:Mine
Classification
Species:Sphalerite
Formula:ZnS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sphalerite 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:875723
Long-form Identifier:1:3:875723:4
GUID (UUID V4):0
Nearest other occurrences of Sphalerite
2.2km (1.3 miles) ⓘJales Mines (Jales Mining Field), Alfarela de Jales, Vila Pouca de Aguiar, Vila Real, Portugal
4.6km (2.9 miles) ⓘJales Mines (Jales Mining Field), Vreia de Jales, Vila Pouca de Aguiar, Vila Real, Portugal
4.6km (2.9 miles) ⓘJales Mines (Jales Mining Field), Tresminas, Vila Pouca de Aguiar, Vila Real, Portugal
14.5km (9.0 miles) ⓘCumieira Mine, Mouçós e Lamares, Vila Real, Vila Real, Portugal
18.0km (11.2 miles) ⓘCodeceira Mine, Vale das Gatas Mines (São Lourenço de Riba Pinhão and Souto Maior), Sabrosa, Vila Real, Portugal
18.4km (11.4 miles) ⓘVinheiros Mine, Souto Maior, Sabrosa, Vila Real, Portugal
18.7km (11.6 miles) ⓘPontinha nº3 Mine, Souto Maior, Sabrosa, Vila Real, Portugal
21.3km (13.2 miles) ⓘSanta Bárbara Mine, Sabrosa, Sabrosa, Vila Real, Portugal
21.7km (13.5 miles) ⓘSenhora da Azinheira Mine, São Martinho de Antas e Paradela de Guiães, Sabrosa, Vila Real, Portugal
22.1km (13.7 miles) ⓘPenedo Redondo Mine, Andrães, Vila Real, Vila Real, Portugal
References
LNEG/Siorminp database
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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