INDEX. 



469 



PACE 



Mackintosh, C. Esq. on the aluminous strata at Campsie . 445 

 Maestricht, Mr. Hony's remarks on the Geology of the vicinity of 310 

 Magnesian Breccia, note on, by Henky Warburton, Esq. . 205 

 — , its connection with the red marl, and oc- 

 currence near Bristol, and on the Mendip hills . 207 



, conjecture as to the former extent of the 



bed of, near Bristol 207 



limestone, of Northumberland and Durham described 3 



■ , remarkable deposit of, on the coal measures 



at Cullercoats in Northumberland .... 



, flexible variety found near Sunderland 



, near Sunderland sometimes contains bitumen 



■ , of Northumberland and Durham rests on 



the coal measures . ..... 



, no coal mine yet won by sinking through it 



, and red marl or sandstone of the neigh- 

 bourhood of Bristol, Dr. Gilby on 



, near Bristol, analysis of 



, bed of, conformable to 



ibid. 



the 









210 





2 



12- 



-215 



mountai 



n 





215 





• 





124 



189 

 201 

 446 



limestone, near Ross and near Bristol 

 Magnet affected by the summit of Cruachan 

 Manganese, found in small quantities in Sky 



, found near Bristol 



Marble, of good quality found in the Isle of Tino 

 Marle-shcll. See Shell-marle. 



Marsh Lands, near London, notices on the formation of . 302 



Melmerby, description of a group of rocks of slate and green- 

 stone near to ........ 105 



Mendip hills, height of the ....... 436 



Micaceous schist of Sleat in Sky, does not compose the whole 



promontory, as stated in the preceding volume . . 159 



Micklewood, Mr. Cumberland's account of a trap rock at . ' 444 



Minehead, height of North hill near 437 



Mines of Devonshire, near Morwel Down, enumerated . 149 



Mineral Springs occurring in the coal field described . . 51 



in the lead mine measures .... 88 



Vol. iv. 3 o 



