<208 DOMAIN X. TRAKSILIENT. 



<c 10. Black spatous hornblende, interspersed 

 with small particles of red felspar. 



"11. Fine grained black spatous hornblende, 

 interspersed with very few and very minute par- 

 ticles of reddish felspar. 



" 12. A brown stone, and, to the naked eye, 

 almost homogenous; but which is a mixture of 

 nearly equal portions of red felspar and black 

 hornblende 5 but both in very minute particles. 



" 13. Black-grey wacken. 



" 14. The same, with a spot of siskin green 

 lapis nephriticus, or kind of jad. 



" 15. A mixture of hornblende and the same 

 lapis nephriticus, with some quartz, all so inti- 

 mately mixed as to form nearly a homogenous 

 basis or ground, in which are small streaks and 

 particles of red felspar. 



" 16. Reddish grey petrosilex, including a few 

 particles of pellucid felspar. 



" All these specimens are from about three or 

 four miles of the centre of the chain; the other 

 parts of it I never examined."* 



* Townson's Tracts, p. 2l6. 



