Aluminium Al 27 Lat. Alumen, alum. Antimony (Stibium) Sb 122 Gr. Anti, against; minos, one. [Arsenic] As 75 (Not known.) Barium Ba 137 Gr. Barsù, heavy. Bismuth Bi 210 Ger. Weissmuth, white matter. Cadmium Cd 112 Gr. Cadmeia, calamite. Cæsium Cs 133 Lat. Cæsius, sky-blue. Calcium Ca 40 Lat. Calx, lime. Cerium Ce 141 The planet Ceres. Chromium Cr 52 Gr. Chroma, colour. Cobalt Co 58 Ger. Kobald, a sprite. Copper Cu 63 Lat. Cuprum (Cyprium), Cyprus. Didymium D 147 Gr. Didumos, twins. Erbium E — Ytterby in Sweden. Gallium Ga 70 (Not known.) Glucinum Gl 9 Gr. Glukos, sweet. Gold Au 197 From Hebrew, to shine (doubtful). Indium In 113 Indigo colour. Iridium Ir 198 Gr. Iris, rainbow. Iron Fe 56 Hebrew, to meet (doubtful). Lanthanum La 139 Gr. Lanthanein, to lie hid. Lead Pb 207 (Plumbum) malubodos (galena). Lithium Li 7 Gr. Lithos, stone. Magnesium Mg 24 Magnesia, Asia Minor. Manganese Mn 55 Mangana, E. I. (or Magnesia). Mercury Hg 200 Heathen deity (quick). Molybdenum Mo 96 Gr. Molybdena, lead ore, like lead. Nickel Ni 58 Ger. Kupfer nikel, false copper. Niobium (Columbium) Nb 94 Columbite. Osmium Os 199 Osme, an odour. Palladium Pl 106 Pallas, Minerva. Platinum Pt 197 Spanish, platina, little silver. Potassium (Kalium) K 39 Potash. Rhodium Rh 104 Gr. Roda, rose. Rubidium Rb 85 Lat. Rubidus, red. Ruthenium Ru 104 (Not known.) Silver (Argentum) Ag 108 Hebrew, money. Sodium (Natrium) Na 23 Salsoda plant. Strontium Sr 87 Strontian, N.B. Tantalum Ta 182 Tantalite mineral. Terbium Tr — (Not known.) Thallium Tl 204 Gr. Thallos, green twig. Thorium Th 230 Thor, deity. Tin (Stannum) Sn 118 (Not known.) Titanium Ti 50 Titans. Tungsten (Wolfram) W 184 Swedish. Uranium U 240 Urania.