tungsten minerals and deposits - usgs publications repositorybelong the iron and manganese minerals, ferberite, wolframite, and hiibnerite . russia,2 from schlaggenwalde, bohemia,3 and from valcroze,. 1 hess, f. l..
modern trends in mining geophysics and nuclear .groupe fer-bauxite -fe, mn, ai; ie groupe des metaux de base - cu, zn, pb, hg, ba; ie groupe etain-metaux . earth's crust in white russia, minsk, p. 57-62 (in . some sulphide-cassiterite deposits of the far east; in trudy vnii geofiz. metodov.
advances in biogeochemical methods of . - semantic scholarmanganese were compared for birch spurs and soils from the . (1964) for russian references before 1970. . rare metal deposit in the southern far east region.