Troger, Walter Ehrenreich 1901-1963, Optical determination of rock-forming minerals / W. e. troger ; english edition of the fourth German edition by h. u. bambauer, f. taborzky, h.d. trochim ; translated by chr. hoffmann in conhunction with the authors - volúmenes Contenido: part. 1. determinative tables ISBN: 3510653114 (pt.1) Subjects--Topical Terms: Mineralogía óptica LC Class. No.: QE369 / T75