Gems and Precious Stones - Index

Ch. 16: Gemstone Definitions, Values, Imports, ... Collections of Gems

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INDEX.



PAGB Abalone Shell. ....... 236 Abalone shell, fishing for. 237 Aboriginal lapidarian work in North America.....303 Academy of Natural Sciences, Philadelphia collection, 47, 177, 194, 201................. 260 Achroite......66,71,73, 77 Actinolite..........204, 205 Adularia feldspar........ 163 Adze, jadeite........... 278 Agalmatolite........... 273 Agate, 128, 129, 130,131, 132, 134, 137. 263, 276, 287...........--------305 Agate chalcedony....... 107 Agate, cutting of........ 317 Agate, mosaic.......... 301 Agate, moss, 131,132,133, 265 Agate, opal............ 297 Agate, wood........... 135 Agatized bones......... 132 Agatized trees.......... 132 Agatized wood, 138, 141, 305 Alaska rock crystal..... 109 Albite.........162, 163, 268 Aldrovandi mask........ 65 Alexandrite..........95, 97 Allanite............... 156 Almandine, analysis of... 84 Almandine garnets 78, 81, 82.................. 260 Amazonstone.......165, 267 Amazonstone, analyses of. 166 Amber.............199, 302 Amber, analyses of...... 203 American Museum of Nat'l History, 112, 195, 308, 328 American pearls, derivation of, 218, 225, 239, 250................. 256 Amethyst, 106, 113, 127, 258, 262, 263........ 287 Amethyst from Lake Superior............... 115 Amethyst, localities of.. 113 Amethyst Mountain..... 139 Amethyst, Oriental...... 39	PAGB Amherst College Col'n 45,49.51. 72,202, 273, 325 Analyses of almandine. .. 84 Analyses of amazonstone. 166 Analyses of amber....... 203 Analyses of andalusite ... 171 Analyses of andradite.... 85 Analyses of aventurine or- thoclase............. 164 Analyses of azurite...... 196 Analyses of beryllonite... 190 Analyses of beryl........ 96 Analyses of cassiterite. ... 191 Analyses of catlinite..... 209 Analyses of chondrodite. . 170 Analyses of chrysoberyl.. 98 Analyses of chlorastrolite. 181 Analyses of chrysolite.... 102 Analyses of colophonite.. 85 Analyses of corundum... 49 Analyses of cyanite...... 176 Analyses of danburite___ 158 Analyses of diopside..... 151 Analyses of epidote...... 157 Analyses of fluorite...... 183 Analysis of gahnite...... 52 Analyses of garnet___84, 85 Analyses of grossularite .. 84 Analysis of hercynite___ 52 Analyses of iolite........ 159 Analyses of jade........ 173 Analyses of labradorite... 165 Analyses of lazulite___.. 191 Analyses of malachite.... 196 Analyses of melanite..... 85 Analysis of microlite..... 189 Analyses of nephrite..... 172 Analyses of obsidian..... 170 Analyses of oligoclase.... 168 Analyses of ouvarovite... 85 Analyses of opal........ 143 Analyses of pectolite..... 179 Analyses of phenacite..... 101 Analyses of polyadelphite. 85 Analyses of prehnite..... 180 Analyses of pyrope...... 84 Analyses of quartz...... 128 Analyses of rhodonite .... 152 Analyses of schorlomite... 85	PAGB Analyses of serpentine, 187................. 188 Analyses of smaragdite... 150 Analyses of spessartite ... 84 Analyses of spinels...... 52 Analyses of spodumene .. 149 Analyses of sunstone..... 164 Analyses of thomsonite ... 182 Analyses of titanite...... 194 Analyses of tourmaline... 76 Analyses of topaz........ 68 Analyses of turquoise. .58, 64 Analyses of vesuvianite... 155 Analyses of willemite .... 154 Analyses of zircon....... 105 Andalusite.....171, 176, 269 Andradite, analysis of.... 85 Anthracite............. 204 Apatite.....87,190, 258, 272 Apophyllite............ 271 Aquamarine............ 87 Aquamarine, localities, 93, 95 Aragonite......197, 300, 301 Archaeological value of rock crystal.......... 112 Arizona diamond swindle.. 36 Arkansas quartz crystals. 110 Arkansite.............. 194 Arrow-heads, 133, 135, 169, 305. 307........ 308 Arrow-heads of obsidian.. 168 Arrow-making......306, 307 Art objects of rock crystal......113,285, 286 Artificial coloring of turquoise............... 59 Artificial devices for pearl production........213, 228 Artificial gold quartz.... 119 Asia Minor, emery deposits of............. 44 Asteria................ 314 Asteriated quartz........ 106 Aventurine feldspar.. 164, 268 Aventurine orthoclase, analyses of............. 164 Aventurine quartz.... 106, 121 Axinite............157, 267 Azurite, analysis of...... 196

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