ON PHOTOGRAPHS OF GEOLOGICAL INTEREST. 



327 



Eejd. 

 No. 

 931 

 248 

 109 



112 

 120 



802 

 1057 



1345 



883 



1002 



Erratic of Mount Sorrel granite. Aylestone, Leicester. 26, 27 P.* 



„ „ Mourne granite. . Cloughmore, Rostrevor, Down. 9 P. S.* 



„ on Carboniferous Lime- Near Grange, Lancashire. 3 P. S. 

 stone. 



„ of „ Great Orme's Head. 3 P. S. 



Glaciation — Boulder Clays and Contorted Drifts. 



Glaciated boulder in cla}-. . Near Crieff, Perth. 28 P. 

 Characteristic denudation of 



boulder clay. . . . Filey. 3 P. 



»» 1* ,, 5) " ^■ 



Contorted glacial drift. . . Sherringham, Norfolk. 29 P. 



Moraine cut through by river. Bloody Bridge, Newcastle, Down. 32 P. S. 



Marine Action ; Denudation. 



720 



721 



61 



647 



1351 



1334 



1337 



1136 



1134 

 573 



541a 



Tunnel eroded by sea. . 



,» )» ?» • 



Erosion along joints. 

 Arch of erosion. 

 Sea-cirques. 



Caves 



Stacks 



Far advanced marine work on 



chalk. 

 Marine action. 

 Sea stacks. 

 Sixty years' denudation. 



Devil's Cave, Elie, Fife. 23 P. 



Bird's Island, Caithness. 17 P.* 

 Carsaig Arches, MuU. J 7 P.* 

 Filey, Yorkshire. 3 P. 

 Flamborough. 3 P. 

 3 P. 



3 P. 

 Thornwick Bay, Flamborough 

 Boscastle, Devon. 6 S. 

 Marino, Holywood, Down. 32 P. S, 



3 S, 



Marine Action ; Landslips. 



. . . Shakespeare Cliff, Dover (before great fall, 



1897). 30 P. 

 „ .... Shakespeare Cliff, Dover (after great fall). 



30 P. 

 Groin bent by landslip in 1893. Sandgate. 30 P. 

 Wrecked house. ... ,, 30 P. 



Floor of house fractured. . ,, 30 P. 



Speeton Clay slipping. . . Speeton, Yorkshire. 3 P. 



414a Cliff falls 

 1635 



799 



868 



869 



1342 



1288 

 713 

 723 

 241 

 662 

 719 

 973 

 1262 

 603a 

 534 



533 

 675 



677 



970 



119S 



715 



Volcanic and Plutonic Rocks. 

 Rock Types and Relations. 



Agglomerate. 



Tuffs, weathered. . 



Lava sheets and ash beds, &c. 



>» >» I, • 



Brecciated Lava 

 Basalt dyke, through chalk. . 



Granite dyke 



Veins of granite in slate. 

 Two intersecting dykes of 



basalt in Trias. 

 North Star dyke. 

 Dyke and branching sill of 



basalt. 

 Branching sill of basalt in Trias. 

 Intrusive sills of basalt. . 

 Dolerite sill in Tremadoc rocks. 

 Dolerite sill. . ,, , . 



Charnwood, Leicester. 1 P. S. 

 South side Arthur's Seat, Edinburgh. 

 Burntisland, Fife. 23 P. 

 Pleaskin Head, Antrim. 9 P.* 

 Down Hill, Londonderry. 32 P. 

 East of Kinghorn, Fife. 23 P. 

 Cave Hill, Belfast. 9 P. S."^ 

 Brazil Wood, Charnwood. IPS. 

 Foel Tan-y-Grisiau, Merioneth. 31 P. 

 Blacedon Point, Down. 32 P. S. 



Ballycastle, Antrim. 32 P. 

 Scrabo Hill, Down. 32 P. 



Scrabo Hill, Down. 32 P. 

 Whitewell, Belfast. 9 P.* 

 Criccieth, Carnarvon. 25 P. S. 

 Salisbury Craigs, Edinburgh. 23 P. 



23 P. 



