Note on the D.T.A, study of some rare Brazilian phosphate minerals

A. Bhaskara Rao
1965 Mineralogical Magazine and Journal of the Mineralogical Society  
Note on the d.t.a, study of some rare Brazilian phosphate minerals DIFFEI~ENTIAL thermal analysis studies of phosphate minerals are not very well known. Only a few are recorded in the publications of the last decade. Several new phosphate minerals from pegmatites and as satellite minerals in diamond sands have been reported in the last few years from Brazilian localities. Most of them appear seldom and in small quantities, and as such mineralogical data is often lacking on them. Peak
more » ... em. Peak temperatures in ~ C with intensities ^ Mineral Locality Endo~hermie " Exothermio Arrojadite Pedra Branea Pg., 780 Pedra Lavrada, PB W Brasilianite Corrego Frio Pg., 640
doi:10.1180/minmag.1965.035.270.20 fatcat:yjj65axm2vczxbt2vime5j526i