102 REPORTS ON THE STATE OF SCIENCE. 



(4) Reported by G. Weyman. 



(«) Boulder clay, Stob Hill, near Harlow Hill: — 

 Volcanic series of Borrowdale. 



(b) Boulder clay, Kenton Quarries, near Newcastle: — 



Grey, granite (Criffel). Threlkeld 'granite.' Volcanic series of 

 Borrowdale. Calcareous grit. Red granite. Quartz porphyry 

 (Cheviots). Andesite. Diorite. Volcanic series of Borrowdale 

 (rhyolite and agglomerate). Schist (2). 



(c) Gravel pit, Cleadon : — 



Magnesian limestone (bored by marine organisms). Volcanic series of 

 Borrowdale (rhyoliie, 2). Porphyrite (Cheviots). Flint (3). 

 Greywacke (2). Threlkeld ' granite.' Mica porphyrite (Cheviots). 

 Buttermere syenite. Quartzite. Weathered Whin. Red Car- 

 boniferous limestone. Magnesian limestone breccia and several 

 igneous rocks of doubtful origin (4 syenites), &c. 



(5) Reported by E. Merrick. 



(a) Swinburne's clay-pit, Birtley : — 



Armboth Dyke. Granite (grey). 



(b) Billy Mill Quarry, near North Shields:— 



Grey Granite. 



(c) Prestwick Clay Pit, I 1 - mile south-east of Tonteland : — 



Quartz felsite. Volcanic series of Borrowdale. Greywacke. 



(6) Reported by Dr. Smyths. 



(</) Gravel deposit, Horsebridge Head, near Newbiggin: — 

 Piece of Magnesian limestone with Fenestella retiformis. 



(b) Boulder clay, Kenton Quarry, near Newcastle: — 



Gabbro (Carrock Fell). 



(c) Boulder clay, Horsebridge Head, mouth of Wansbeck: — 



Mica andesite and felsite. 



(d) Boulder clay, Hebron : — 



Quartz porphyry. 



(e) Hadston Oarrs, south of Amble: — 



Dolerite. Porphyrite. Magnesian limestone. 



(/) Erratic (10 cubic feet), South Charlton: — 

 Augite granite (Cheviot). 



(g) Kaims, near North Charlton: — 



Greywacke. Granite. Syenite. Porphyrite. 



(h) Kaims, Bradford, nearBelford: — 



Syenite (8). Greywacke. Quartz felsite. Andesite. 



