286 REPORT— 1908, 



Boulders reach their highest limit at about 700 feet — 



72'i on Wool Moor, above Upsal, 

 675 on Hood Hill, near Kilburn — 



and consist of dolerite, millstone grit, and black limestone, 



Norfolk. 

 Reported by F. W. Harmek, F.G.S., and P, F. Kendat.l, F,G,S, 



Bacton. — On beach — 



Rhomb-porphyry, jasper (S. Scotland), opposite Post Office. 



2 dolerite, 1 iridescent Laurvikite well striated, about 3 ft. long. 



Helleadon. — Mr, Cunnall's brickyard. Out of chalky boulder clay — 

 Rhomb-porphyry. 



Catton. — Mr. Cunnall's garden, but removed from brickyard — 



Many large boulders, including several of basalt, 1 quartz porphyry, 



1 Shap granite (now in Norwich Museum). 



Jfappisburgh. — By stables of house called ' The Chimneys '-^ 

 Coarse Laurvikite about 3 ft. long. 



Fa7oo«.— Outside Post Office- 

 Many large boulders of dolerite, for the most part little worn. 



Pahefield. — Out of chalky boulder clay at brickyard — 



Grey and black flints, hard chalk, septaria and fossils from Kimmeridge clay, 

 Gryplwa inciirva, fossiliferous Spilsby sandstone, porphyrite (Cheviot 

 type), dolerite. 



Corton. — In brick-earth — 



Flints, dolerite, quartzite pebbles (? from Trias), shell fragments. 



i^ornce^^— From chalky boulder clay in railway cutting — 



Grey and black flints, grey paramoudra with hard chalk adherent, hard 

 chalk, septaria shale and fossils from Kimmeridge clay, dolerite, horn- 

 blende schist, Spilsby sandstone, Red chalk with Bel. vdnivms, L. Lias 

 with QryplKPa incurva. 



Oolitic limestone. Carboniferous sandstone, quartzite pebbles (? Trias). 



(Sco?e.— Brickyard \ E. of church — 

 Dolerite 16 in. long. 



Tharston. — Chalk pit — 



2 large blocks 3 ft. or more in length of coarse dark red sandstone, with 



millet-seed grains, and containing subangular pebbles of flint. The rock 

 closely resembles a sandstone in the Forest Bed series at Gudram's Gap, 

 Bacton ; but Mr. Harmer points out that many of the Upper Tertiary 

 sands form a similar rock when consolidated. 

 1 Spilsby sandstone with fossils. 



Stanjield Jffall, — Ballast pit beside railway — 

 Canister sandstone with rootlets, millstone grit, 



