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Rubicelle, 198
Ruby. See Corundum, 183
Adelaide, 249
Alabandin, 198
Arizona, 248
artificially produced, 88
Asteriate'd, 190
Balas, 191, 198
Bohemian, 155, 192
Brazilian, 192, 266
Cape, 247
Ceylonese, 249
Colorado, 248
Elie, 191, 247
False, 141, 192
Feminine, 184
Geneva, 88 localities for, 188
Masculine, 184
Rock, 191, 246
Spinel, 198
True, 188
S.
Sagentic Quartz, 157
Sandaster, 159
Saphir d'Eau, 194, 239
Sappare, 269
Sapphire. See Corundum, 183
artificially produced,
89 Asteriated, 195 Brazilian, 266, 276 Cat, 184 False, 145 Leuco, 184, 195 localities for, 192 Lynx, 184, 240 Montana, 193 of de Saussure, 194 Quartz, 157 Spinel, 198
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Sapphire, Star, 198
Water, 184, 239 Sapphire», 240 Sard, 163 Sardius, 162 Satin Spar (Calcite), 206
(Gypsum), 286 Saxon Chrysolite, 267
Topaz, 267 Schorl, 276 Sequence of mineral deposition,
18 Serpentine, 280
origin of, 11 Siberian Topaz, 266 Siberite, 276 Siderite (Quartz), 157 Siliceous Sinter, 174 Sinople, 160
Sinter, Siliceous, 174, 182 Skief, 60 Skill-facets, 53 Slitting Diamonds, 58
softer gems, 65 Smaragdus, 228
(Olivine),
253 (Turquois), 284 Medicus, 208 Smoky Quartz, 156 Sodalite, 240 Solder
for dops, 59 Solubility, effect of great heat on,
8 Spanish Emerald, 233
Topaz, 155 Specific gravity, 35
bottle, 36 determination
of, 36 solutions, 36 table of, 40 Spessartite, 249
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