i> Kataplejite, 12, 51 Keilhauite, 18, 52 Kischtimite, 18, 81 Knopite, 18, 59 Kochelite, 18, 64 Koppite, 18, 64 Lanthanite, 18, 79 Lanthanum, atomic weight of, 173 compounds of, 172 detection of, 173 metallic, 115, 171 separation of, 170 Lavenite, 19, 51 Lead, 105, 107 Lederite, 54 Leucosphenite, 19, 55 Leucoxene, 55 Lewisite, 19, 59 Lighting devices, 315 Ligurite, 54 Loranskite, 19, 64 Lorenzenite, 19, 55 Lutecium, 205 Mackintoshite, 19, 79 Magnetic susceptibility, 152 Malacone, 19, 49 Mauzeliite, 20, 59 Melanocerite, 20, 51 Menaccannite, 57 Mengite, 84 Mesothorium, 252, 276 Metals of rare earth group, 114 Michaelsonite, 14 Microlite, 20, 64 Misch metal, 115, 315 Molengraafite, 20, 55 Monazite, 4, 20, 82 sands, 83, 90 technical treatment of, 276 Mosandrite, 20, 55 Muromontite, 20, 42, 251 Thorium, atomic weight of, 262 chemical PRINTED BY
SPOTTISWOODE AND CO. LTD., COLCHESTER
LONDON AND ETON
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