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Cabeço de Medeiros Mine, Castrelos, Bragança, Bragança District, Portugal
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Chromite
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 (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
Concessões: 1404
Ref LNEG

Mineral List

Chromite


1 entry listed. 1 valid mineral.

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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