Yorkshire Boulder Commitiee : SeventeentJi Years Work. 15 

 Reported by J. W. Stather, F.G.S. 



Hornsea. 



Small boulder of Keuper Marl, showing- pseudomorphs of 

 crystals of common salt. 



Reported by F. F. Walton, F.G.S. 



HORXSEA. 



Coarse red g-ranite, 42 in, x 30 in. x 24 in. 

 Aug-en g"neiss, 24 in. x 24 in. x 20 in. 

 Dalbeatie granite, 12 in. x 6 in. x 5 in. 



Reported by P. F. Kendall, F.G.S., and H. B. Muff, F.G.S 



StoxeCxAte, Eskdale. 



In railway cutting above Stoneg"ate. 

 Syenitic d}ke-rock. 



Professor Brog-ger, of Christiania, has seen this specimen 

 and writes to the Hon. Secretary : — 



' This rock is without any doubt origunally transported 

 from the Christiania region. It is a syenitic dyke-rock con- 

 sisting of miicro-perthite and Katophoritic hornblende with 

 traces of riebeckite, further with titanite, magnetite, &c. Such 

 dyke-rocks occur as well in the Longen Valley as north from 

 Christiania, accompanying pulaskites and nordmardkites. ' 

 Egtox Bridge, Eskdale. 



Gneiss gfranite, ' probably Norwegian ' (Brog'ger). 



Reported by H. Braxtwood Muff, F.G.S. 



LiXTox, Wharfedale. 

 Silurian slate. 



At the south end of the railway cutting", one-third of a 

 mile W.S.W. of Linton, four larg-e boulders of cleaved g-reenish 

 Silurian slate in boulder clay. 



The largest boulder is nearly 8 ft. long- ; another is striated 

 from N.W. to S.E. 



Reported by E. Hawkesworth. 



Flaxby, South of Boroughbridge. 



In morainic ridge. Whin Sill. 

 Wykeham. 



Whin Sill. 

 Brompton, near Northallerton. 



Andesite, Borrowdale Series. 



WiGHILL, NEAR TaDCASTER. 



Whin Sill. 



1904 January i. 



