(Juny, 1897. ] 
THE 
SCIENTIFIC TRANSACTIONS 
OF THE 
roe DUBE PN: SOCIETY. 
VOLUME VI.—(SERIES II.) 
IX. 
ON THE GEOLOGY OF SLIEVE GALLION, IN THE COUNTY OF LONDON- 
DERRY. By GRENVILLE A. J. COLE, M.R.LA., F.G.S., Professor of Geology 
in the Royal College of Science for Ireland. 
(Puares XIII. anp XIV.) 
DUBLIN: 
PUBLISHED BY THE ROYAL DUBLIN SOCIETY. 
WILLIAMS AND NORGATE, 
14, HENRIETTA STREET, COVENT GARDEN, LONDON; 
20, SOUTH FREDERICK STREET, EDINBURGH; anv 7, BROAD STREET, OXFORD. 
PRINTED AT THE UNIVERSITY PRESS, BY PONSONBY AND WELDRICK. 
1897. 
Price Two Shillings. 
