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Chão do Castanheiro, Mesquitela, Mangualde, Viseu District, Portugal
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Name(s) in local language(s): Chão do Castanheiro, Mesquitela, Mangualde, Distrito de Viseu, Portugal
 
Granite pegmatites: Be, Li, W, Sn and Ta mines.
Opened at 14-05-1935.
Mine nr. 1890.

Notes:
1 - shafts nr. 1, 2 (Cabeço do Seixo) 3, 4, and 5 (Regada). These two localities correspond to the old mining concession of Chão do Castanheiro.
2 - today all the mines in this pegmatitic formation have a common name: Cubos. This applies to the following uploaded localities: Cabeço do Seixo, Regada, Rochel, Chão do Castanheiro and Cubos-Mesquitela-Mangualde area with eight shafts splited among them.

See: http://www.mindat.org/mesg-25-299281.html

Mineral List

Albite
Arsenopyrite
Bermanite
Beryl
'Biotite'
Chalcopyrite
Fairfieldite
'Feldspar Group'
Fluorapatite
Hureaulite
Jahnsite-(CaMnMn)
Lepidolite
Lithiophilite
Microcline
Mitridatite
Molybdenite
Muscovite
Phosphosiderite
Pyrite
Quartz
var: Rose Quartz
Quartz
var: Smoky Quartz

Rittmannite
Strengite
Triplite
Vivianite


26 entries listed. 22 valid minerals.

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References

Pereira M.F.C. & Figueiredo M.O. (1995). Megacristais de triplite de Mesquitela (Mangualde): Caracterização mineroquímica dos processos de alteração. IV Congresso Nacional de Geologia. Universidade do Porto - Faculdade de Ciências, Museu e Laboratório Mineralógico e geológico. Memória nº 4, p.659-663.

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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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