Microscopic study of opaque minerals /
Galopin, R.
Microscopic study of opaque minerals / by R. Galopin and N. F. M. Henry ; with historical note by J. Orcel. - Cambridge : W. Heffer and Sons Ltd., 1972. - x, 322, [7] p. : ill.
English text, French preface and historical note.
0852700474
Mineralogy, Determinative.
Optical mineralogy.
Microscopic study of opaque minerals / by R. Galopin and N. F. M. Henry ; with historical note by J. Orcel. - Cambridge : W. Heffer and Sons Ltd., 1972. - x, 322, [7] p. : ill.
English text, French preface and historical note.
0852700474
Mineralogy, Determinative.
Optical mineralogy.