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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Tourmaline from
Corvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal


09952980017367274888532.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
01955780017272039029469.jpg
Tourmaline

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
02195130017368032677293.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
07254380017368032676067.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
04689330017362323537608.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
01955780017272039029469.jpg
Tourmaline

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
03541180017362323532875.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
00417780017362323536274.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
05495560017368032696286.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
01955780017272039029469.jpg
Tourmaline

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
00435460017368032701736.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
03559350017368032701117.jpg
Schorl, etc.

Corvaceira quarry, Corvaceira, Tavares, Mangualde, Viseu, Portugal
Locality type:Quarry
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Fluorapatite1
Albite1
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Corvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:785846
Long-form Identifier:1:3:785846:8
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
10.7km (6.6 miles) ⓘCubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
16.6km (10.3 miles) ⓘAlto dos Seixos No. 2 Mine, Melo e Nabais, Gouveia, Guarda, Portugal
17.7km (11.0 miles) ⓘSítio do Castelo Mine, Folgosinho, Gouveia, Guarda, Portugal
19.1km (11.9 miles) ⓘLagares Mining Field, Vila Nova de Paiva, Viseu, Portugal
19.1km (11.9 miles) ⓘRebentão Mine, Lagares do Estanho Mines, Queiriga, Vila Nova de Paiva, Viseu, Portugal
21.7km (13.5 miles) ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
34.0km (21.1 miles) ⓘAlvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
34.0km (21.1 miles) ⓘBejanca Mine (Carvalhal do Estanho), Queirã, Vouzela, Viseu, Portugal
35.3km (21.9 miles) ⓘGonçalo Sul C 70 Mine, Gonçalo, Guarda, Guarda, Portugal
49.5km (30.8 miles) ⓘRegoufe Mines, Covelo de Paivó, Arouca, Aveiro, Portugal
References
Nunes, Rui (n.d.) Personal communication.
 
and/or  
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