lutetium, praseodymium, europium, lanthanides, samarium, thulium, spodumene, pyroxene, dysprosium, terbium, cerium, yttrium oxide, californium, covellite, ytterbium, actinolite, pyrochlore, epidote, amphibole, oxides, pentlandite, pyrope, lithium oxide, allanite, eudialyte, dunite, ankerite, monazite, osmium, bornite, phlogopite, sericite, bismuth, pentoxide, diopside, zirconium oxide, tetrahedrite, lanthanum, paramagnetic, kaolinite, biotite, apatite, chalcocite, arsenopyrite, hypabyssal, pyrargyrite, plagioclase, chlorite, uraninite, bastnasite, albite, nuclide, muscovite, cobalt, kainite, molybdenite, illite, chrysocolla, sylvite, extrusive, indium, holmium, rhenium, gallium, bastnaesite, feo, cherty, tellurium, dimethyl, limonite, actinide, mgo, sphalerite, enargite, sulfides, zns, divalent, trioxide, pyrophyllite, tungstate, gangue, rubidium, thymidine, pegmatites, pyrrhotite, mci, fluorine, argentiferous, substituents, promethium, nepheline, lepidolite, tetroxide, dopant, crystallites, cementite, stibnite, schistose, niobium, dipole moment, zirconium, formate, manganese, thorium, uranium, barium, chromium, palladium, radium, strontium, vanadium, antimony, beryllium, bromine, chlorine, aluminium, magnesium, nickel, aluminum, lithium, ferrous, cesium, zinc, calcium, neodymium, potassium, silicon

atomic number 67, atomic number 68, atomic number 71, er, erbium, fergusonite, gadolinite, ho, holmium, lu, lutecium, lutetium, thortveitite, xenotime, ytterbite

metal, metallic element

atomic number 39, y