ON ERRATIC BLOCKS OF THE BRITISH ISLES. 



243 



G. Marion Mills 

 7. Muliden 



8. Mold . 



9. Pandy . 



10. Tremeirchion 



1893. Carb. L. 



1893. L.D.A. and Ash, Gall., Sil. Grit (Scott.), 



Porph. (.' Chev.), Grit (Welsh), Kby. 



(Welsh), Sands., Esk., Slates. 

 1876. Arcn. 

 1893. Esk., Butt., Gall., Ailsa, ?Mynydd Mawr, 



Carb. L. 

 1892. AiLsa Craig. 

 180;!. Grits (Welsh), Aran. Fels., Carb. L. and S., 



M.G., Slate, Quartzite, Trias, Gall, L.D.V. 



1. Danbar 



Haddingtonshire. 



1902. Zirc. Syen., Laurv. (Ballast), 



Hertfordshire. 



Isle of Man. 



1 . Ballafaj-le . 



2. Ballajora 



3. Claghbane to Ballaskaig 



4. Douplas Head 



5. Kirkbride . 



6. Maughold 



7. North Barrule (S. side) 



1891. 

 1891. 

 1892. 



1893. 

 1893. 



1896. 



1897. 

 1892, 



1892. 



Gran. 



Gran. 



Dalb., Loch Skerrow Gran., Bed Sands., 

 Greenstone, Grit, Vein Quartz, Gran., 

 Slatey Cong., Diab., Clay-Slate, Porph., 

 Quartz, Siln. Grit. 



Slate (prob. from Dhoon). 



Vein Quartz, Grit, Queensbur}' Grit, Crifif., 

 Syen., Shap, Gneiss, Porphyry, Pitch- 

 stone, Loch Doone Gran., Limes., Sands., 

 Gran. 



Airan Gran., Felsp., Porph. 



Shap. 



Biotite Gran., And. Agg., Grit, Gran., Red 

 Sands., Vein Quartz, Loch Doone Gran., 

 Butt., Clay-Slate (local), ' Trap.' 



Grit, Micaceous Grit, Vein Quartz, Giit 

 Quartz, Clay-Slate, Dhoon Gran. 



k2 



