VOL. V. No. 52.] 



APRIL, 1862. 



[PlllCE Is. Cyd. 



THE GEOLOGIST 



AN ILLUSTRATED 



POPULAE MONTHLY MAGAZINE 



or 



GEOLOGY. 



EDITED BY S. J. MACKIE, F.G.S., F.S.A. 



" Groolop;y, in the magnitude and sublimity of the objects of which it treats, 

 undoubtedly ranks in the scale of the sciences next to Astronomy," — Herschel : 

 Discourse on Study of Naftiral Philosophy. 



LONDON: 



LOVELL REEVE & CO., 5, HENRIETTA STREET, COVENT GARDEN, 



PARIS: J. ROTHSCHILD. BERLIN: ASHEK A CO. 



PltlNTIl) DT J. 1!. TAYIOK, MTTI.H (jV KKN t<T,(KliT, I.ONUOX. 



