Tungsten7440-33-750 % similar Boron7440-42-850 % similar Chromium(III) boride12006-79-033 % similar Chromium boride (crb2)12007-16-833 % similar Calcium hexaboride12007-99-733 % similar Lanthanum hexaboride12008-21-833 % similar Aluminium diboride12041-50-833 % similar Aluminium dodecaboride12041-54-233 % similar Beryllium boride (beb2)12228-40-933 % similar Tungsten trioxide1314-35-833 % similar