APPENDIX 



301 



Turner (cited by Rogers, Final Report, Geol. N. 

 Jersey, page 206). 



III. Logan ite from the Eozoon of Burgess. 



IV. Green-sand, Lower Silurian; Red Bird, Min- 

 nesota. 



V. Green-sand, Cretaceous, New Jersey. 



VI. Green-sand, Lower Silurian, Orleans Island. 

 The last four analyses are by myself." 



98 -9 98-3 icx)oo 1 0000 icxjoo 1 00-0 



near 



An eminent example is the Silurian limestone of 

 Pole Hill, in New Brunswick, collected by the late 

 Mr. Robb, of the Geological Survey, and referred to 

 in the text. I cannot doubt that the silicate 

 injecting Crinoids and other fossils in this limestone 

 must have been introduced into these when still 

 recent, and the same remark applies to the serpen- 



