Geology of England and Wales,” &c. 223 
through the liberality of Gen. Van Rensselaer.* Our ge- ° 
ologists will thus be prevented from assigning new names 
to those numerous aggregates, which occur in the United 
States, to which no specific designation has yet been given; 
and be also saved the mortification, of seéing their new 
terms treated as the offspring of ignorance, or arrogance. 
We trust, however, that no man will attempt a new no- 
menclature of our secondary rocks, until he has proved, 
that they cannot be referred to any of the series of forma- 
tions which the work under review presents. 
rock occurs in New-England, along Connecticut river, 
which agrees in external characters with the red marie ; 
in the series of rocks with which this is connected, no traces 
of salt, or gypsum, and very little limestone ; so tit is 
very doubtful whether this rock be the red marle. 
EDtaL on Carponirerous Orper.—This embraces the 
“The sandstones of the coal measures are usually gnitty, 
Micaceous, and tender ; they afford freestones for buildings, 
*We have been ically informed, that Gen. V.R. enquired of Mr 
E. what might oe preconremdasite ofsuchasurvey ; andoa being an-- 
sWered, that it would not exceed $5000, he directed the work to be —_— 
ificence certainly deserves this public mention of the. 
fact ; and it augurs well for the cause of geology in this country. 
