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
Ratoeira No. 1 quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal


06407840017368954788202.jpg
Bertrandite, etc.

Ratoeira No. 1 quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
06407840017368954788202.jpg
Bertrandite, etc.

Ratoeira No. 1 quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
01861520017272080598354.jpg
Bertrandite, etc.

Ratoeira No. 1 quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
Locality type:Quarry
Classification
Species:Bertrandite
Formula:Be4(Si2O7)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Feldspar Group2
Data
Mineral Data:Click here to view Bertrandite data
Locality Data:Click here to view Ratoeira No. 1 quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:1621241
Long-form Identifier:1:3:1621241:1
GUID (UUID V4):0
Nearest other occurrences of Bertrandite
0.7km (0.5 miles) ⓘRatoeira quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
6.3km (3.9 miles) ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
10.7km (6.7 miles) ⓘFonte Limeira quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
13.8km (8.6 miles) ⓘCompanheiro No. 2 quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
14.0km (8.7 miles) ⓘRomãs quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
15.2km (9.4 miles) ⓘCompanheiro No. 1 quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
16.2km (10.1 miles) ⓘLagares Mining Field, Vila Nova de Paiva, Viseu, Portugal
16.2km (10.1 miles) ⓘRebentão Mine, Lagares do Estanho Mines, Queiriga, Vila Nova de Paiva, Viseu, Portugal
24.8km (15.4 miles) ⓘVila Seca Mine, Vila Seca, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
25.0km (15.5 miles) ⓘBom Sucesso No. 4 quarry, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
References
Antonio Monteiro collectionIdentified by Rui Nunes: Visual Identification
 
and/or  
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