3 JO Of the Bogs in Ireland. 



H Analysis. — 1,440 grains yielded, of volatile em- Grams, 



pyreumatic oil 140 



Of water, containing a small portion 

 of oil that could not be separated 834 



Light porous charcoal 298 



Carbonated hydrogen gas, which 

 burned with a clear blueish- white 

 light, equal, if not superior, to the 

 coal gas 1 68 



17440 



a 500 grains of this charcoal yielded 15 grains of light 

 yellowish- white ashes, composed of vegetable matter, and 

 a slight tinge of oxide of iron. 



" No. 6 3 feet thick. 



u Mass compact ; contains no vegetable remains 5 when 

 used as turf burns swiftly, and with a bright flame ; it is 

 usually denominated greasy turf, from its inflaming quickly 

 like grease. 



Colour, . . . . dull yellowish-brown : 

 Specific gravity . . # 6Q4 Grains. 



a 1,440 grains yielded, of volatile empyreumatic oil 180 

 Water, containing a small portion of oil that could 



not be separated .. 816 



Light porous charcoal, which, when broken, ex- 

 hibited a faintly shining lustre 327 



Gaseous product, which, when ignited, burned with 

 a blueish- white light, similar to No. 5 .. .. 117 



1,440 



ic 500 grains of this charcoal yielded 1 6 grains of yel- 

 lowish-white ashes, similar in quality to No. 5. 



" No. 7 10 feet thick. 



"Mass very compact; no vegetable remains visible; 

 when used as turf burns slowly, and with an unpleasant 

 smell. 



Colour, .. .. blackish-brown. 

 <c Fracture earthy, with a tendency to conchoidal ; lus- 

 tre, when first broken, faintly glimmering. 



Specific gravity .. .. 1*057. Grain*. 



<< 1,440 grains yielded, of volatile empyreumatic oil 138 

 Of water, containing a minute portion of oil that 



could not be separated 538 



A very compact charcoal, internal lustre glistening 590 



Gaseous product 174 



1,440 



i. 



500 



