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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Calcite from
Telhadela Mine, Ribeira de Fráguas, Albergaria-a-velha, Aveiro, Portugal


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Telhadela Mine, Ribeira de Fráguas, Albergaria-a-velha, Aveiro, Portugal
Data Identifiers
Mindat Occurrence Record ID:220125
Long-form Identifier:1:3:220125:2
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.8km (0.5 miles) ⓘPalhal Mine, Branca, Albergaria-a-Velha, Aveiro, Portugal
33.6km (20.9 miles) ⓘOurais Mine, Raiva, Castelo de Paiva, Aveiro, Portugal
70.1km (43.5 miles) ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
73.2km (45.5 miles) ⓘCape Mondego, Buarcos e São Julião, Figueira da Foz, Coimbra, Portugal
75.0km (46.6 miles) ⓘRatoeira quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
87.2km (54.2 miles) ⓘSão Pedro das Águias Mine, U.F Távora e Pereiro, Tabuaço, Viseu, Portugal
90.0km (55.9 miles) ⓘBarroca Grande Mine, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Portugal
92.6km (57.5 miles) ⓘBarrocal No. 2 quarry, Pombal, Pombal, Leiria, Portugal
94.1km (58.5 miles) ⓘChão Queimado - Serra do Sicó quarry, Vila Cã, Pombal, Leiria, Portugal
95.2km (59.1 miles) ⓘPontinha nº3 Mine, Souto Maior, Sabrosa, Vila Real, Portugal
References
Marques de Sá, C.; Noronha, F.; Cardellach, E.; Bobos, I. (2019) Fluid inclusion and (S, C, O, Pb) isotope study of Pb-Zn-(Cu-Ag) hydrothermal veins from Central and Northern Portugal – Metallogenic implications. Ore Geology Reviews, 112. doi:10.1016/j.oregeorev.2019.103043
 
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