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Cabeço de Medeiros Mine, Castrelos, Bragança, Bragança District, Portugal
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Cabeço de Medeiros Mine, Castrelos, Bragança, Bragança District, Portugal

Photo: Rui Nunes 2012
Name(s) in local language(s): Mina do Cabeço de Medeiros, Castrelos, Bragança, Distrito de Bragança, Portugal
Chromium (Cr) mine.

Mining concession no. 1404,registered on 12-09-1923.


Tipos: Ocorrências de Crómio igadas a rochas peridotíticas disseminadas em rochas hospedeiras, ocorrências de Crómio ligadas a rochas peridotíticas-lentículas
Descrição geológica: Cromititos que formam pequenas lentículas dentro de peridotitos serpentinizados que apresentam estrutura zonada. Cromite, por vezes platina, disseminados em peridotitos serpentinizados
Mineralizações principais: Cromite
Morfologias: lenticular, massa irregular
Rochas encaixantes: peridotitos, serpentinitos
Geologia local: área peridotítica que faz parte das intrusões máficas-ultramáficas do Maciço de Bragança
Geologia regional: ppoterozóico-Câmbrico. Maciço de Bragança

Mineral List


3 entries listed. 3 valid minerals.

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