INDEX. 



515 



MacCulloch, Dr., notice of his observations on Magnesian limestone, minerals found in the de- 



fissile structure, 472 note. 



Maes Maillyon, description of section near, 477. 



Maestricht beds stated to contain secondary and 

 tertiary shells, 351. 



Magnesian limestone, description of, in the East- 

 ern Alps, 307, 308. 



Magnesian limestone, agricultural character, va- 

 rious, 42. 



analysis of, by the Rev. J. 



Holme, 84 note, 85 note, 87 note. 



• i — brecciated structure of, 90. 



compact, described, 86. 



fine example of. 



in Huddlestone quarries, 86. 

 comparison of the yellow, 



with the upper calcareous system of the Thu- 

 ringerwald, 100. 

 comparison of, with some 



of the great calcareous formation of the Alps, 

 erroneous, 239. 

 concretionary structure. 



large variety of, described, 87. 

 conformable to the coal 



measures near Kirby pits, 50. 



of Pontefract, 5d. 



to the south 



description of the great 



middle deposit of yellow, 81. 



eastern boundary of, 49. 



■ external character of the 



country through which the formation ranges, 

 40. 

 faults which affect the, 



113. 



strata, in Tynemouth Castle cliff, 62. 



and the coal 



-at 



CuUercoats, 62 and note. 

 geographical distribution 



of the formation, in the North of England, 43. 

 — — — geological relation and in- 



ternal structure of, in Nottingham, Derbyshire, 

 Yorkshire and Durham, il. 

 internal structure of the 



formation, 64. 



posits subordinate to the, 1 1 4. 



mineral springs in the, llC. 



naturalsubdivisionsof the, 64. 



organic remains found in the ' 



116. 



• corals, 120. 

 crinoidea, 120. 

 ■ fishes, 116. 

 - shells, 118. 

 •vegetables, 77, 



120, 239. 



nical agents, 123. 



outliers of, 5Z. 



produced chiefly by mecha- 



quantity of magnesia con- 

 tained in, difficult to be accounted for, 123. 

 relations of the, to a succes- 



sion of coal formations in Somersetshire and 



Gloucestershire, 55. 



at St. Bees Head, 55. 



■ in Nottinghamshire, 56. 



.- Yorkshire, 57. 



the county of Durham, 58. 



range of the escarpment of 



the, from Nottingham to the southern extremity 

 of Durham, 43. 

 concealed in 



many places in Yorkshire by vast accumulations 

 of diluvium, 46. 

 resemblance between the fossil 



fishes of, and the copper slate of Germany, 117. 

 supplement to Mr. Sedgwick's 



paper on the, 239. 

 unconformable to the coal 



measures, near Radford, Houghton-le-Side, &c., 



5Q, 59. 

 whole ref^ion of the, has been 



ravaged by violent denuding forces, 41. 

 yellow, or great middle de- 



posit of, described, 81. 



mod-ifications of^ 82. 

 arenaceous 



dolomite, 82. 



small-grained dolo- 



mite, 83. 



