PRICE ONE SHILLING. 
VOL. IIL 
MAY, 18G0. 
No. 29. 
THE GEOLOGIST; 
AN ILLUSTKA.TED 
POPULAR MONTHLY MAGAZINE 
GEOLOGY. 
EDITED BY S. J. MACKIE, F.G.S., F.S.A. 
" Geology, in the magnitude and sublimity of the objects of which it treats, 
undoubtedly ranks in the scale of the sciences next to Astronomy." — HerscheU: 
Discourse on Study of Natwrai Philosophy. 
LONDON : 
PUBLISHED AT THfl OFFICE OF THE GEOLOGIST, 156, STKAND. 
PRINTED AT IIIB ,8E0I/081ST OFFICE, 156, STRANP, LOXDON. 
