192 Scientific Intelligence. 



general course of 1 1 . ; 1 south (about N. 



0° E., and S. 10° W.), and the length about 150 miles. The 

 chists make the center of the belt. Against nearly all the 

 astern side of these schists there lies a stratum of crystalline 

 imestone. called the Stn,-kbrhhje. Limestone by Professor Em- 

 nons ; and against tin- greater part of the western, another range 

 f limestone, less perfectly crystalline, the Sparry Limestone of 

 *rofessor Emmons. These three ranges of rocks (the central of 

 chists, the two other of limestone) are all that need be con- 

 idered : for the question is only this— are these strata conforma- 

 ble, or, as the cited paragraph implies, is the eastern of these 

 imestones a newer rock than the Taconic schist, and unconform- 

 ble to it ? 



> the position of the range, 



It is next explain 



ions founded his ' 

 Taconian" if any 



logical Repor 



