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
Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal


04109690017272047413205.jpg
Tourmaline

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
09312880017272730728148.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
02565000017272040521362.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
01140880017272040534515.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
06962350017368395088055.jpg
Tourmaline

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
01166890017363751491160.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
05790610017363751498806.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
05418040017362525324110.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
04109690017272047413205.jpg
Tourmaline

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
09312880017272730728148.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
02565000017272040521362.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
01140880017272040534515.jpg
Elbaite

Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
Locality type:Mine
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz3
Lepidolite1
Muscovite1
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Alvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
Photo GalleryView Gallery (12 photos)
Data Identifiers
Mindat Occurrence Record ID:861406
Long-form Identifier:1:3:861406:3
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
1.7km (1.0 miles) ⓘGonçalo Sul C 70 Mine, Gonçalo, Guarda, Guarda, Portugal
16.7km (10.4 miles) ⓘSítio do Castelo Mine, Folgosinho, Gouveia, Guarda, Portugal
18.9km (11.8 miles) ⓘAlto dos Seixos No. 2 Mine, Melo e Nabais, Gouveia, Guarda, Portugal
34.0km (21.1 miles) ⓘCorvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
39.8km (24.7 miles) ⓘCubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
49.7km (30.9 miles) ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
51.7km (32.1 miles) ⓘLagares Mining Field, Vila Nova de Paiva, Viseu, Portugal
51.7km (32.1 miles) ⓘRebentão Mine, Lagares do Estanho Mines, Queiriga, Vila Nova de Paiva, Viseu, Portugal
56.3km (35.0 miles) ⓘCastillejo de Dos Casas, Aldea del Obispo, Salamanca, Castile and Leon, Spain
66.6km (41.4 miles) ⓘBejanca Mine (Carvalhal do Estanho), Queirã, Vouzela, Viseu, Portugal
References
António Manuel Ináçio Martins photo & specimen.
Fuchs, A.; Fuchs, R. (2014): Rosaroter Elbait aus der Serra de Estrela, Portugal. Lapis 39 (3), 12-20.
 
and/or  
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