﻿674 
  

  

  GENEEAL 
  INDEX. 
  

  

  of, 
  327; 
  lagoons 
  of, 
  328 
  

  

  from, 
  331 
  ; 
  rocks 
  of, 
  340 
  ; 
  lakes 
  and 
  

  

  marshes 
  of, 
  318. 
  

   Madagascar, 
  Dr. 
  F. 
  H. 
  Hatch 
  on 
  rocks 
  

  

  collected 
  in, 
  by 
  the 
  Rev. 
  R. 
  Baron, 
  

  

  340 
  ; 
  Rev. 
  R. 
  Baron 
  on 
  the 
  geology 
  

  

  of, 
  305 
  ; 
  Mr. 
  R. 
  B. 
  Newton 
  on 
  fos- 
  

   sils 
  from, 
  331. 
  

   Magma-basalt 
  from 
  Madagascar, 
  352. 
  

   Magnetite 
  in 
  Madagascar, 
  309. 
  

   Maierhof. 
  central 
  gneiss 
  near, 
  93. 
  

   " 
  Malmstones" 
  of 
  Surrey, 
  Hampshire, 
  

  

  and 
  Berkshire, 
  siliceous 
  spicules 
  in 
  

  

  the, 
  406. 
  

   Malvern 
  Hills, 
  Dr. 
  C. 
  Callaway 
  on 
  the 
  

  

  production 
  of 
  secondary 
  minerals 
  

  

  at 
  shear-zones 
  in 
  the 
  crystalline 
  

  

  rocks 
  of 
  the, 
  475. 
  

   Manclriclrano, 
  extinct 
  volcanoes 
  of, 
  

  

  315, 
  318. 
  

   Map 
  of 
  the 
  Ingleby 
  and 
  Knowle-Hill 
  

  

  district, 
  17 
  ; 
  of 
  the 
  country 
  around 
  

  

  Boothorpe, 
  19. 
  

   of 
  Alderney 
  and 
  the 
  Casquets, 
  

  

  381. 
  

   of 
  part 
  of 
  Lincolnshire, 
  546 
  ; 
  of 
  

  

  the 
  neighbourhood 
  of 
  Brigg, 
  554. 
  

   Market 
  Bosworth, 
  borings 
  at, 
  31 
  ; 
  

  

  igneous 
  rocks 
  of, 
  37. 
  

   Marshes 
  and 
  lakes 
  of 
  Madagascar, 
  

  

  318. 
  

   Marsupites 
  testudinarius, 
  Mr. 
  F. 
  A. 
  

  

  Bather 
  on, 
  172. 
  

   Mauna 
  Loa, 
  lava-flow 
  from, 
  in 
  1855, 
  

  

  214-216. 
  

   Measham, 
  Permian 
  rocks 
  at, 
  11. 
  

  

  , 
  section 
  in 
  Hi 
  neks' 
  s 
  Close, 
  11. 
  

  

  Meije 
  Glacier, 
  junction 
  of 
  gneiss 
  with 
  

  

  Jurassic 
  slate 
  in 
  the 
  glen 
  below 
  the, 
  

  

  78. 
  

   Mendip 
  Hills, 
  section 
  through 
  the, 
  468. 
  

   Mesozoic 
  Chelonia, 
  Mr. 
  R. 
  Lydekker 
  

  

  on 
  some, 
  227. 
  

   Metamorphic 
  rocks, 
  origin 
  of 
  foliation 
  

  

  in 
  the, 
  185. 
  

   Metamorphism, 
  temperature 
  of, 
  499. 
  

   Meyeria 
  falcifera, 
  617. 
  

  

  ornata, 
  616. 
  

  

  Mica, 
  white, 
  from 
  biotite, 
  487 
  ; 
  from 
  

  

  chlorite, 
  488. 
  

   Mica-family, 
  Mr. 
  A. 
  Johnstone 
  on 
  the 
  

  

  action 
  of 
  pure 
  water 
  and 
  of 
  water 
  

  

  saturated 
  with 
  carbonic- 
  acid 
  gas 
  on 
  

  

  the 
  minerals 
  of 
  the, 
  363. 
  

   Mica-gneiss, 
  transition 
  from 
  diorite 
  to, 
  

  

  at 
  the 
  south 
  end 
  of 
  Swinyard's 
  Hill, 
  

  

  483. 
  

   Mica-trap 
  dyke 
  in 
  Alderney, 
  384. 
  

   Micas, 
  classification 
  of, 
  363, 
  365. 
  

   Microscopic 
  structures 
  in 
  crystalline 
  

  

  rocks 
  of 
  the 
  Alps, 
  100. 
  

  

  Midford, 
  Yeovil, 
  and 
  Cotteswolcl 
  Sands, 
  

   Mr. 
  S. 
  S. 
  Buckman 
  on 
  the, 
  440. 
  

  

  Sands 
  of 
  the 
  Bath 
  district, 
  

  

  453. 
  

  

  , 
  age 
  of 
  the, 
  456. 
  

  

  Milton, 
  Leicestershire, 
  Permian 
  marl 
  

  

  near, 
  14. 
  

   Mineral 
  aggregation 
  and 
  enlargement, 
  

  

  at 
  shear-zones 
  in 
  the 
  Malvern 
  Hills, 
  

  

  496. 
  

  

  changes 
  at 
  shear 
  -zones, 
  south 
  

  

  end 
  of 
  Swinyard's 
  Hill, 
  487. 
  

  

  Minerals, 
  introduction 
  of 
  new, 
  by 
  in- 
  

   filtration, 
  496. 
  

  

  , 
  secondary, 
  Dr. 
  C. 
  Callaway 
  on 
  

  

  the 
  production 
  of, 
  at 
  shear-zones 
  

   in 
  the 
  crystalline 
  rocks 
  of 
  the 
  Mal- 
  

   vern 
  Hills, 
  475. 
  

  

  of 
  Malvern 
  Rocks, 
  Dr. 
  H. 
  B. 
  

  

  Patten 
  on 
  some 
  of 
  the, 
  492. 
  

  

  Missouri, 
  orthoclase 
  crystals 
  from 
  

   granite 
  of, 
  183. 
  

  

  Mittersill, 
  traverse 
  from 
  Lienz 
  to, 
  86 
  ; 
  

   crystalline 
  rocks 
  near, 
  90, 
  91 
  ; 
  tra- 
  

   verse 
  from, 
  to 
  Kitzbuhel, 
  91 
  ; 
  sec- 
  

   tion 
  in 
  quarry 
  below 
  castle 
  near, 
  

   91. 
  

  

  Moira 
  and 
  Boothorpe 
  Grits, 
  18. 
  

  

  Monosphara 
  toliapica, 
  123. 
  

  

  Mont 
  Genevre, 
  section 
  through, 
  from 
  

   Brian 
  con 
  to 
  the 
  Col 
  de 
  Sestrieres, 
  80. 
  

  

  pass, 
  section 
  of 
  the, 
  79. 
  

  

  Monte 
  Viso, 
  Mr. 
  F. 
  Rutley 
  on 
  ful- 
  

   gurites 
  from, 
  60. 
  

  

  Movements 
  in 
  the 
  Earth's 
  crust, 
  Mr, 
  

   J. 
  R. 
  Kilroe 
  on 
  the 
  origin 
  of, 
  Proc. 
  

   83. 
  

  

  Mull, 
  Island 
  of, 
  section 
  of 
  the 
  summit 
  

   of 
  Beinn 
  Uaigh 
  in 
  the, 
  197. 
  

  

  Murchison 
  Geological 
  Fund, 
  Award 
  of 
  

   the, 
  to 
  Mr. 
  Grenville 
  A. 
  J. 
  Cole, 
  

   Proc. 
  33. 
  

  

  Medal, 
  Award 
  of 
  the, 
  to 
  Prof. 
  

  

  James 
  Geikie, 
  Proc. 
  32. 
  

  

  Murclusonia 
  ( 
  Goniosirapha) 
  subtili* 
  

   striata, 
  623. 
  

  

  ( 
  ) 
  turriculata, 
  and 
  var. 
  sco- 
  

  

  tica, 
  622. 
  

  

  (Stegocoelia) 
  compacta, 
  624. 
  

  

  Muscovite, 
  action 
  of 
  water 
  and 
  of 
  car- 
  

   bonic 
  acid 
  upon, 
  364. 
  

  

  Mynydd 
  Moel,beds 
  beneath 
  the 
  eurite 
  

   on, 
  425. 
  

  

  Mynydd-y-Gader, 
  dolerite 
  of, 
  431. 
  

  

  Neocomian, 
  supposed 
  Middle, 
  at 
  Spee- 
  

  

  ton, 
  594. 
  

   Neocrinoidea, 
  Mr. 
  F. 
  A. 
  Bather 
  on 
  

  

  sudden 
  deviations 
  from 
  normal 
  

  

  symmetry 
  in, 
  167. 
  

   Nerita 
  Buvignieri, 
  335. 
  

  

  