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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Bertrandite from
Vela Sudoeste quarry, Vela, Guarda, Guarda, Portugal


Locality type:Quarry
Classification
Species:Bertrandite
Formula:Be4(Si2O7)(OH)2
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Bertrandite data
Locality Data:Click here to view Vela Sudoeste quarry, Vela, Guarda, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:1035192
Long-form Identifier:1:3:1035192:1
GUID (UUID V4):0
Nearest other occurrences of Bertrandite
1.2km (0.7 miles) ⓘVela Nordeste quarry, Vela, Guarda, Guarda, Portugal
2.2km (1.4 miles) ⓘAlvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
2.4km (1.5 miles) ⓘCovão quarry, Vela, Guarda, Guarda, Portugal
3.7km (2.3 miles) ⓘEN 18 roadcut, Vela, Guarda, Guarda, Portugal
8.1km (5.0 miles) ⓘBendada Mines, Bendada, Sabugal, Guarda, Portugal
22.5km (14.0 miles) ⓘMelo e Nabais, Gouveia, Guarda, Portugal
25.5km (15.9 miles) ⓘRoto-Bote quarry, Vila Franca da Serra, Gouveia, Guarda, Portugal
33.3km (20.7 miles) ⓘBom Sucesso No. 4 quarry, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
33.5km (20.8 miles) ⓘVila Seca Mine, Vila Seca, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
34.3km (21.3 miles) ⓘCova da Raposa Mine, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
References
Klaus Ludwig Collection
 
and/or  
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