576 W. M. Fontaine— Great Conglomerate” on New River. 
dle portion and the accompanying coals. Owing to the great 
coarseness of the rocks here, the sandstones of the central por- 
tions are often true conglomerates. It is in the anthracite 
region only that the entire thickness of the Conglomerate can 
compare with that of the rocks on New River. ere it not 
that almost all of the Lower Coal series has been swept off, 
where the conglomerate rocks are exposed on this stream, the 
amount of coal present in the two formations here would not 
be inferior to that exposed in Pennsylvania; but the greatly 
increased number of seams would prevent any one from attain- 
ing the great thickness of some of the anthracite beds. 
200 ft. of the Barren measures. This shows a considerable dimi- 
nution of the latter eastward, for we find them 450 ft. thick at 
organtown; and near Caledonia, on Bennett's Branch, 10 
Sl 5 1a, 
nosy] nia, to the northeast they measure 500 ft. 
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