@inproceedings{inproceedings8eac39b6,
title   = {Preliminary characterization of the supergene evolution of the carbonatite rocks of the Juquia (SP). Alkaline-carbonatite complex with phosphate enrichment},
author = {Alcover Neto, Arnaldo and Toledo, Maria Cristina Motta de},
year = {1989},
publisher = {Sociedade Brasileira de Geoquimica/Cprm/Dnpm},
booktitle   = {International Geochemical Exploration Symposium}
}