590 



Pnai. 



Fer phosphate 410 



_ sulfate 399 



— sulfur^ 387 



— sulfur^blanc 393 



— sulfur^ fernftre 392 



Ferruginous hornblende • 309 



— oxide of columbium, 449 



— qtiartz 258 



— silicate of manga- 



nese, 456 



_ soils 93 



Fibrolite 364 



Fibrous limestone 230 



Finch mine, Clinton co. . . 18 



Fishkill ore bed 31 



Flint 258 



Flosferri 235 



Fluate of lime 243 



Fluor 243 



— spar 243 



Fluorine 243 



Foliated zeolite 346 



Forest of Dean mine .... 10 

 Forge, Catalan 39 



— objections to its use . 39 



Forshee mine. Orange co. 8 



Foss ore bed 32 



Fossil salt, supposed exis- 

 tence of, .... 121 

 — existence of in Vir- 

 ginia 126 



Fowlerite 407 



Franklinite 451 



Fresh water marl 83 



Fuel used in the manufac- 

 ture of iron 43 



Fusible quartz 367 



G. 



Gabronite 329 



Gahnite 319 



Galena 44, 412 



GaUne 44, 412 



Garnet 323 



INDEX. 



Paox. 



Giamet resinite 324 



Gas springs 128 



— origin of... 131 



Gasfiirmige kohlen saure, 175 



(Jeddes brine springs . . . 107 



Gelbes erd harz 185 



Gibbsite 320 



Giobertite 249 



Glassy feldspar 335 



Glauber's salt 196 



Grammatite 299 



Graphite 96, 186 



Green carbonate of copper, 425 



Green earth 284 



Green malachite 425 



Green oxide of uranium . . 456 



Green pond, Onondaga co. 145 



Green's mine, Essex co. . 16 



Green's mine. Orange co. 10 

 Greenwood mine. Orange 



county .... 7 



Grenat.... 323 



Grenatite 333 



Grey cobalt 454 



Grossulaire 323 



Gurhofian or Gurhofite . . 252, 

 253 



Gypse 61, 237 



Gypsum 61, 237 



H. 



Halleck's spring 140 



Hall's mines, Essex co. . . 16 



Harmatome, 451 



Harzige stein-kohle 190 



Harzlose stein-kohle .... 188 



Hausmannite 447 



Ilaytorite 265 



Heavy spar 204 



Hedenbergite 286 



Heliotrope 266 



Hematite, brown 386 



Hematite, red 385 



Hemiprismatic augite . . . 298 



— chrysolite 281 



Hemiprismatic green ma- 

 lachite 425 



— gypsum haloide . 247 



— natron 197 



— talc mica 370 



— titanium ore ... . 433 



— vitriol 399 



— zeolite 346 



Hemiprismatischer augit- 



spath 298 



— chrysolith 281 



— euklas haloid .... 247 



— habronem mala- 



chit 425 



— kuphon-spath .... 346 



— lazur malachit . . . 426 



— melanochlor mala- 



chit 418 



— talc-glimmer .... 370 

 Hemiprismatisches natron- 



salz." 197 



— vitrol-salz 399 



Heulandite 346 



Hexaedrischer bei-glanz . 44, 



412 



— eisen-erz 387 



— kuphon-spath. 352 

 Hexaedrischer silber .... 442 

 Hexaedrischer si Iber-glanz, 443 

 Hexaedrisches steinsalz . . 198 

 Hexahedral galena . . 44, 412 



— rock salt* .... 198 



— silver 442 



— silver-glance . 443 



— zeolite 352 



High furnaces, advantages 



of 41 



Hohnesite 361 



Hornblende 298 



— pseudomorphs . 307 



Homstone 257 



Houille 190 



Hudsonite 405 



Hyacinth 378 



Hyalite 258,'267 



