Eagle stone. See Elites. 



Earths described 43 Sf seq. 



En hydros, formation of 18 



Eratosthenes notices secondary fossils ...... 15 



Fermentation, bituminous 179 



. . acts chiefly on the 



ligneous substance , 216 



i compared with the 



other fermentations , 132 



i imitates the result 



INDEX. 



Page 



of secretion 209 



observations on ... 181 



produces peat .... 187 



produces the purer 



bitumens 209, 218 



Fir, petrified S91 



Flint, common, observation? on 358 



' containing fossil wood in its centre 362 



Flowers, fossil 436 



in a flint 437 



six feet underground 438 



Fossils (secondary), ancient writers on .. 15 # seq. 

 ancientopinionsconcern- 



ing 30 # s t<j- 



' divided into vegetable 



and animal 36 



(vegetable, secondary), division of... 52 

 Fracastorius'sopinion respecting petrifactions 1 9 

 Fruits, fossil 438 



Gate of Hell 326 



Geode, formation of. 317 



Hammer handles, petrified 396 



Hatchett, Mr. his excellent remarks on the 



bitumens referred to 219, '220, 221 



Hay, mow-burnt 193 



Hazel tree, petrified 



Herodotus speaks of secondary fossils 15 



Honey-stone. See Mellite. 



Hura, fruitof, fossil 439 



Impressions, described 37 



vegetable 391 



Incrustations, described , 37 



Iron-stone, vegetable impressions on 398 



Islands, floating ,... 196 



Jasper, proceeding from vegetable decom- 

 position 334i 



Jet, described jtt 



- mentioned by ancient writers 155 



opinion respecting its origin ,. 229 



transition into cannel-coal . 



Kinson pool, floating islands there 199 



Ladder, petrified > -J^Q 



Lake of mineral tar, in the island of Trinidad 143 



Lapis Sarnius, described .... t 3^^ 



Larch tree, petrified rti w 393 



supposed;/!*/; petrified 447 



Laurel tree, petrified 3 gg 



Leaves, impressions of. t 4,^ 



in nodules 414,431 



"". accounted 



for 432 



Lime, mode of its impregnating fossil wood. 373 



Lindeu tree, petrified _ 30.4 



Loaves, petrified , t> ^ 4.54, 



Lough Neagh, petrified wood of 57, 343 



Maltha. See Pitch, mineral. 



Matlock, incrusting waters ^QQ 



Medals, formed of Tufa 



Mellite, described p 2 28 



origin of, considered 2 29 



Melons of Mount Carmel 322 451 



" formation of. 322 



Mountains, primary, contain no secondary 

 fossils..... 



secondary, frequently contain 



secondary fossils 



Mulberry tree, petrified 



Mushrooms, petrified 



40 



Naphtha 



a product of the bituminous fer- 

 mentation .. 



393 

 454 



127 



219 



chemical properties of 14 . 7 



T found in various parts of Russia... 144 



._ at Pitchford, in Shropshire . 146 



Nodules, agatine, formation of. 326 



argillaceous, containing vegetables 



414, 



