Mina Quixaba, Alto Quixaba
Granitic pegmatite in biotite schist of the Seridó Formation. Contains blue, green, bi- and tricoloured gem tourmaline.
Located 15 km NE of Frei Martinho.
Ref.:
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http://www.sbgeo.org.br/571.html [Link dead. Jan 2012]
Mineral List
13 entries listed. 9 valid minerals. 1 type locality (valid mineral).
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