GLACIAL SUCCESSION IN CENTRAL LUNENBURG PREST. 161 



granite and quartz, no doubt derived by denudation from a 

 kame of earlier age. 



2, Blue clay, with broken fragments of local rocks. 

 Section 6. Depth 15 feet. 



5, Brown, rusty and partly cemented slate and gravel, with 

 auriferous quartz, all of local origin. 



4, Signs of denudation. 



3, Boulder clay with large boulders of trap, granite, quartz- 

 ite, and slate, and fine tough clay at the bottom. Contains 

 rounded and smoothly polished crystalline rocks which seem to 

 have been eroded from an earlier deposit. 



Dorey's Brook. Section, 6 feet deep. 



5, Local drift, with auriferous quartz, from a vein near by. 



4, d, Fine tough white clay, without quartz. 

 " c, Fine tough brown clay, without quartz. 



" b, Fine tough brown clay, with quartz, from above-men- 

 tioned vein. 



" a, Modified boulder clay, with quartz. 



3, Boulder clay, granite rare, quartz absent. The above 

 section is about 140 feet above tide level. 



Rhodenizer's Lake. Kame with section at an angle of 45, 

 about 60 feet deep, and about 180 feet above mean tide level. 



3 (?), Surface soil apparently till, 4 feet. 



2 e, Stratified beds of sand, gravel, clay, and small rounded 

 rocks, 17 feet, 8 inches. 



11 d, Conglomerate of large rounded rocks, many of them 

 granite and trap, 2 feet. 



" c, Stratified beds, as at 2, e, 12 feet, 4 inches. 



" b, Unstratified or disintegrated bed of sand clay and water- 

 worn rocks, 4 feet. 



" a, Stratified layers as at 2,e, 15 to 20 feet. 



1, Drift conglomerate of worn and angular fragments of slate, 

 quartzite, granite, and trap, thoroughly cemented by bog iron. 



