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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Chlorite Group from
Castanheira, Albergaria da Serra, Cabreiros e Albergaria da Serra, Arouca, Aveiro, Portugal


Locality type:Outcrop
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Castanheira, Albergaria da Serra, Cabreiros e Albergaria da Serra, Arouca, Aveiro, Portugal
Data Identifiers
Mindat Occurrence Record ID:928245
Long-form Identifier:1:3:928245:2
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
12.8km (8.0 miles) ⓘRegoufe Mines, Covelo de Paivó, Arouca, Aveiro, Portugal
13.7km (8.5 miles) ⓘLouzeiras de Canelas quarry, Canelas e Espiunca, Arouca, Aveiro, Portugal
46.9km (29.1 miles) ⓘPicoto Mine, Vilar Seco, Nelas, Viseu, Portugal
55.2km (34.3 miles) ⓘVenturinha, Sezures, Penalva do Castelo, Viseu, Portugal
57.9km (36.0 miles) ⓘVieiros Mines, Rebordelo, Amarante, Porto, Portugal
58.3km (36.2 miles) ⓘVigia Mine, U.F. Aguiar da Beira e Coruche, Aguiar da Beira, Guarda, Portugal
59.3km (36.9 miles) ⓘVale de Abrutiga Mine, Ázere e Covelo, Tábua, Coimbra, Portugal
61.7km (38.4 miles) ⓘBom Sucesso No. 4 quarry, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
63.1km (39.2 miles) ⓘVila Cova do Marão Mining Field, Pena， Quintã e Vila Cova, Vila Real, Vila Real, Portugal
68.4km (42.5 miles) ⓘLamas de Olo pluton, Vila Marim, Vila Real, Vila Real, Portugal
References
According to pioneer work carried out in the 1950s by C.T Assunção & C.Teixeira (Boletim do Museu e Laboratório Mineralógico e Geológico Faculdadede Ciências, 1954, v.27, pp.7–17).
 
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