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
Venturinha, Sezures, Penalva do Castelo, Viseu, Portugal


Locality type:Open-Cast Mine
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 Venturinha, Sezures, Penalva do Castelo, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:638849
Long-form Identifier:1:3:638849:2
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
9.7km (6.0 miles) ⓘBom Sucesso No. 4 quarry, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
13.2km (8.2 miles) ⓘVigia Mine, U.F. Aguiar da Beira e Coruche, Aguiar da Beira, Guarda, Portugal
24.4km (15.2 miles) ⓘPicoto Mine, Vilar Seco, Nelas, Viseu, Portugal
42.8km (26.6 miles) ⓘSão Pedro das Águias Mine, U.F Távora e Pereiro, Tabuaço, Viseu, Portugal
44.6km (27.7 miles) ⓘRegoufe Mines, Covelo de Paivó, Arouca, Aveiro, Portugal
45.5km (28.2 miles) ⓘVárzea de Trevões Mine, U.F S.J.da Pesqueira e Várzea de Trevões, São João da Pesqueira, Viseu, Portugal
54.4km (33.8 miles) ⓘNumão prospect, Numão, Vila Nova de Foz Côa, Guarda, Portugal
54.8km (34.1 miles) ⓘLouzeiras de Canelas quarry, Canelas e Espiunca, Arouca, Aveiro, Portugal
55.2km (34.3 miles) ⓘCastanheira, Albergaria da Serra, Cabreiros e Albergaria da Serra, Arouca, Aveiro, Portugal
56.9km (35.3 miles) ⓘVale de Abrutiga Mine, Ázere e Covelo, Tábua, Coimbra, Portugal
References
Correia Neves, J. M. (1964) Genese des zonar gebauten Beryllpegmatits von Venturinha (Visen, Portugal) in geochemischer Sicht. Beiträge zur Mineralogie und Petrographie, 10 (3). 357-373 doi:10.1007/bf01081752
 
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