by Mr. Hatchet, ill a set of experiments 
extractive matter and resin — sub- 
'"‘^S®table kingdom. 
V seventy feet in thickness, and 
a Oil north side they 
of the surface, and dip south at tlie rate 
hiches 
~ ~*xi,±iicii 11 ,^ iijut iji viuu ciaauiiiui] 
'ilj|"'''ri (, ' tvood which has been rendered soft by some 
tile M’hlle in that state, has been crushed 
S,’ *'ot ®‘oht of the incumbent eartli. This is the 
\VqqJ ''■'hh the Bovey coal, but also with all the 
'^t ,) ooal which have been hitherto examined in 
k’*i[ w "■ V 
Europe. 
'' of Whitehaven may be ccn.sidered as tlis 
COAL MINES. 
®r tlie name of Bovey coal. 
289 
Its vegetable nature 
per fathom. The deepest beds are 
togi titid heaviest, and have the closest resemblance 
A \V ra 1 1 — ,1 . ^ ^ 1 .. 
the upper ones strongly resemble wood, 
'?v those who dig them. They 
a become extremely friable when dry, burn- 
*tice similar to that of wood, and assuming die 
X^'raoH;'" 
''''hick i'l the known world. They are oxca- 
" , have, ■ 
in tlieir structure, a considerable re- 
g)’psrtm quarries of Paris, and are of such 
half ^’^t'lnt, that in one of them alone, sum 
I ^ ej-ijc sterling, was, in the couHie of a 
v% ^7 the proprietors. Their principal 
> °Psiiiog at the bottom of a hill, through 
fVtOah ■L,*’®ivii in the rock, leading to the lowest 
A ! S'’-lleri .5 greater part of this de.scent is tlirougb. 
continually intersect other galleriesit 
'^"t away, with the exception of large pil» 
feet jt^ie the mine runs to a considerable depth. 
'2 
C 
f 
ii 
^'j'hk to the depth of one hundred and 
1*6' 1 .. * HrP. PVfpnr1<‘»rl ilnr^Pi* tlia e«n frs tAl'i/'pa 
v-) 
bKi ®Ucl • ^rid about thirly-six feet square as 
bf °hs roof ®h.-engtli there required to support 
111' Ilf 
. 1 *1^ VAlCllLlCkl UiiklC-JL Lxlc SCsl LU ^XuL-Co 
\'‘'ha^'^Se\, them, sufHcieut depth of watei loi 
^*'theia u" I”'® the deepest coal mine* 
**■? been wrought} and perhaps the miners 
Tlbbp °’^®r part of the globe penetrated to so 
■ ®tuh tlie surface of tlic sea, the very deep 
O 
